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2
agenda
• Power Conversion: AC-DC
• Power Conversion: DC-DC
• Linear Voltage Regulators
• Low Power Analog
4
We have parts for
all of these
Topologies
forward flyback
half-bridge
push-pull
full-bridge
2-transistor forward
5
Wide Portfolio of Controller Solutions
Output
Power
Relative
Performance
90W 150W 200W+
NCP1234/36 Fixed Freq. Flyback
NCP1380 Quasi Resonant Flyback
NCP1397 Resonant Half Bridge Controller
NCP1652A Flyback for single stage PFC
Incorporating PFC
Continuing to develop
higher performing
devices that reduce cost
and improve size and
efficiency
40W
NCP1250 6 pin Controller
6
• NCP1207
• NCP1308
• NCP1337/38
• NCP1377/78
• NCP1379/80
• NCP1200
• NCP1203
• NCP1218
• NCP1219
Critical Conduction Mode
Variable Frequency
Modulation (VFM)
AC-DC Controllers
• NCP1250/51
• NCP1252
• NCP1253
Fixed Frequency
PWM
Fixed Frequency
PWM
Off-Line Switching Power Supply Controllers
With High Voltage Startup Circuit Without High Voltage Startup Circuit
• NCP1230
• NCP1234
• NCP1236
• NCP1237/38
• NCP1246*
Resonant Mode
Controller
• NCP1392
• NCP1393
• NCP1395
• NCP1397
*NCP1246 used with NCP4354 to achieve <20 mW no load consumption
7
AC-DC Fixed Frequency Flyback Controller Evolution
2003 | 2004 | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 | 2012 |
NCP1200
NCP1203
- w/o DSS
NCP1216
- Soft-Start
- Ramp Comp
NCP1217
- w/o DSS
1st Generation High
Voltage Controllers
Fe
atu
res a
nd
Effic
ien
cy
3rd Generation
Major Leap in Light
Load Efficiency
4th Generation
Improved No Load
Power Consumption
NCP1237
-Dual OCP
-AC OVP
NCP1238
- No Dual OCP
NCP1288
- No Dss
NCP1236
-No Dual OCP
NCP1234
- w/o Brown Out
NCP1250
-No HV
NCP1251
-Vcc OVP
2nd Generation
Advance Protection
Features
NCP1230 - PFC Stby
Industry first AC-DC
controllers with Direct
Connection to High Voltage
Line
-Timer Based Over Current
Protection
-Latch Fault Protection
-Frequency Foldback
-Brown Out Protection
-Overpower Compensation
-X2 Capacitor Discharge
-Low Consumption Off
Mode
NCP1246
NCP1244
- w/o Brown Out
NCP1219
NCP1271
- w/o DSS
NCP4354 - No Load
Detection
Dynamic Self Supply –
No need for Auxiliary
Winding
Introduction of Skip Mode
Leading the Industry Forward
8
0
50
100
150
200
250
300
350
Re
gulato
r Re
q.
Cu
rren
t "Be
st In class"
NC
P1246 /4353
NC
P1249 /4353
Po
we
r m
W
Regulator Req.
Current "Best In class"
NCP1246 /4353
NCP1249 /4353
No Load Standby Power
Regulatory
Requirements
300 mW
30 mW
10 mW – 16 mW
No
Load
No
Load
No
Load
Current
Best in class
Performance
ON Products
2012
NCP1246/4353
NCP1249/4353
Industrial ctm asked for
< 100 mW as min
Computing/Gaming asked
for < 20 mW
9
NCP1255Flyback for Adapters
Peak power Excursion
SOIC8
NCP1271Fixed Freq Flyback
HV Startup
SOIC7
SMPS AC-DC Controllers 50 W < PSU < 150 W
NCP1219Fixed Freq Flyback
NCP1271 w/ DSS
SOIC7
NCP1234Flyback for Adapters
<100 mw Standby Adapter
SOIC7
NCP1236Flyback for Adapters
NCP1234 with BO
SOIC7
NCP1246*Flyback for Adapters
<20 mW Standby
SOIC7
NCP1249*Flyback for Adapters
<10 mW Standby
SOIC9
Flyback
Production Development Planning Exploring
Power / Features
NCP1380QR for Adapters
LV with Valley Lockout
SOIC8
NCP12xxFlyback for Adapters
Digital PSS Control
SOIC7
NCP1398LLC Controller
Upgrade 1397
SOIC16 Resonant
NCP1397LLC Controller
Upgrade to 1396
SOIC-16
NCP11xxIsolated Flyback
1 Ohms / 5 A
TO Package
Market Application: AC
Adapters (Notebooks &
Printers), & Open Frame
PSU (DVDs & STBs).
Meeting EPA 2.0
Market Application: AC
Adapters (Notebooks &
Printers), & Open Frame
PSU (DVDs & STBs).
Exceeds EPA
requirements
**BEST IN CLASS**
<10 mW No Load
Standby. Peak Power
Compatibility. Good for
use with Adapters
(Notebooks & Printers),
| | | | | | | | | | | | | | | | | |
| 2010 | 2011 | 2012 | 2013 |
*Kit Item with
NCP4353/4 Provides
a Total Solution
NCP1339Flyback for Adapters
NCP138x with HV
SOIC9
10
The NCP1234/6 are the next generation controllers optimized for challenging power supplies where high efficiency
across the entire load range is needed.
High-voltage current source
with built-in Brownout
Freq. reduction in light load
conditions and skip mode
Vcc OVP
Adjustable Over Power
Protection
Fewer components and
rugged design
Extremely low no-load
standby power
Simple option to alter
the max. peak current
set point at high line
AC adapters (notebooks and printers)
Open frame PSU (DVD, STB)
Others Features
Ordering & Package Information
Market & Applications
NCP1234/6 – High Voltage Fixed Frequency Controller
Latch-off input for severe fault conditions, allowing
direct connection of NTC
Timer-based protection: auto-recovery or latched
Built-in ramp compensation
Frequency jittering for a softened EMI signature across
entire load range
Vcc operation up to 30 V
Part Frequency Brownout OCP Fault Response
NCP1234AD65R2G 65 kHz No Latched
NCP1234BD65R2G 65 kHz No Auto-recovery
NCP1234AD100R2G 100 kHz No Latched
NCP1234BD100R2G 100 kHz No Auto-recovery
NCP1236AD65R2G 65 kHz Yes Latched
NCP1236BD65R2G 65 kHz Yes Auto-recovery
NCP1236AD100R2G 100 kHz Yes Latched
NCP1236BD100R2G 100 kHz Yes Auto-recovery
Unique Features Benefits
Value Proposition
Application Data
11
The NCP1246 is a fixed frequency, current mode controller that is specifically optimized to minimize power
consumption during no load and light load conditions. No load stand-by below 30 mW at high line
Active x-cap discharge
built-in to the device
Ability to enter a Power
Savings “Sleep State”,
providing hiccup mode of
the output voltage
Freq. reduction in light load
conditions and skip mode
Eliminates the need for
discharge resistors
saving power
Significantly reduces
power consumption in
no load conditions
High eff across line /
load range
AC adapters (notebooks and printers)
Open frame PSU (DVD, STB)
Others Features
Ordering & Package Information
Market & Applications
NCP1246 – Fixed Frequency Controller for Low Standby
Latch-off input for severe fault conditions, allowing
direct connection of NTC
Timer-based protection: auto-recovery or latched
Built-in ramp compensation
Frequency jittering for a softened EMI signature across
entire load range
Vcc operation up to 28 V Part Frequency OCP Fault Response
NCP1246AD65R2G 65 kHz Latched
NCP1246BD65R2G 65 kHz Auto-recovery
NCP1246AD100R2G 100 kHz Latched
NCP1246BD100R2G 100 kHz Auto-recovery
Unique Features Benefits
Value Proposition
Application Data
12
• < 20 mW No Load • 65 W Output Power
Typical Layout Schematic with NCP1246 (Primary) and NCP435x (Secondary Side) Controllers
13
AC-DC Regulator Output Power Positioning
Gate oscillator regulator for Standby Power Supplies,
Power Meter, Mobile Phone Chargers, White goods
Current mode fixed frequency regulator for Standby Power
Supplies, Power Meter, Mobile Phone Chargers, White goods
Voltage mode regulator for CE applications,
Office Automation, AC Adapters
Current mode fixed frequency regulator
for Aux ATX – White Goods
Current mode fixed frequency regulator with low consumption
for Aux ATX, Flat TV, White Goods
NCP1000~2
NCP1027/8
NCP107x
NCP101x
NCP105x
Improved Standby Performance
25W 5W
Output
Power
14
NCP1250/NCP1251 - 6 pin Fixed Frequency Controller
The NCP1250/1 are fixed frequency, PWM controllers designed for <50 W adapters offered in a tiny, six pin package.
With frequency foldback and skip cycle, the NCP1250/1 ensures a high efficiency design across the entire load range.
65 kHz or 100kHz fixed
frequency with dither
Frequency Foldback with
Skip Mode
Over Power Protection
Vcc OVP (NCP1251)
Improved EMI performance
Improved light-load
efficiency
Improved protection
OVP Input for Improved
Robustness
100 ms Timer−Based Auto−Recovery Short−Circuit
Protection
Internal fixed 4ms soft-start
Less than 100mW Standby Power at High Line
ESP 2.0 Compliant
Low Power Open frame (DVD, STB)
Netbook & Notebook Adapters
Flat TV auxiliary supply
Market & Applications
Ordering & Package Information
Other Features
Unique Features Benefits
Value Proposition
Application Data
16
The NCP1072/5 products integrate an 11 Ohm, 700V MOSFET providing for a switching power supply capable of
delivering up to 15 watts of output power.
11 Ohm, 700 V FET
Frequency foldback and skip
mode
Internal HV Startup featuring
Dynamic Self Supply (DSS)
Ease of design
Improved efficiency at light
loads
Loss less startup sequence
NCP1072/75 – 11 Ohm 700V Integrated Switcher
Others Features
Ordering & Package Information
Auxiliary Supply
White Goods
E-Meters
1
2
3
4 5
8
7
Pin to Pin with NCP101x Family
Short circuit protection Independent of the aux. Winding
when the DSS is used
Ipeak 250 mA or 450 mA
Soft start: 1 ms
Internal switching frequency: 65, 100 and 130 kHz
Frequency jittering
Over Voltage Protection – Vcc pin
Market & Applications
Unique Features Benefits
Value Proposition
Application Data
17
Key New Features
Frequency foldback with jittering
Improved light load efficiency
Improved EMI over the entire load range
Very low Icc in standby mode
No load: 300 uA
Input power: under 50 mW at 265 Vac, no load
Timer based overload protection and SCP
Provides more robust protection without worrying about the
coupling of the auxiliary winding
Vin AC Line detection
This function inhibits operation at low input voltage
Doesn’t require any additional external circuitry.
18
NCP107X – Frequency Foldback with Jittering
• As the load diminishes, IFB (opto-coupler current) increases,
which reduces frequency and the current sense setpoint.
• Frequency jittering is built-in even during foldback mode.
0
10
20
30
40
50
60
70
40 60 80 100 120
Fre
qu
en
cy (
kH
z)
IFB (µA)
0
100
200
300
400
500
600
40 60 80 100 120
Cu
rre
nt
se
t-p
oin
t (m
A)
IFB (µA)
NCP1075
NCP1072
Frequency Foldback Operation = Improved Light Load Efficiency
19
NCP107X – 12V/850mA Design example
Output voltage: 12 V, 5%
Nominal load current: 0.85 A
Input power less than 50 mW at 265 Vac, no load
Short-circuit protection with auto-recovery
Input power under 100 mW at Pout = 20 mW is a challenge!
C9
10 nF
D4
1N4148
R7
150k
C8
2.2 nF
D3
MUR160
D2
MBRS360T3
C1
220 nF
L1
2x15mH +
-
IN
B1
DF08M
T1_aux
R_L322
15
C2
47u
C10
47u
400V
35V
2
1 J3
R2
1.5k
IC1
SFH615A-2
1
2
3
4 5
8
7
Vcc
NC
Gnd
FB
Gnd
Gnd
Drain
IC3
NCP1075
400V 1W
T1
MA5597-AL
C6a
470 uF
C6b
470 uF
16V 16V
L2
10 uH
C7
470 uF
16V
IC2
NCP431
R3
1k
C4
100nF
R5
82.5k
R6
21.5kC5
2.2 nF
JP1
Un
ive
rsa
l In
pu
t
C3
100 nF
20
NCP1075 Typical Application (5W ~ 12W)
79%
80%
81%
82%
83%
84%
85%
86%
87%
25% 50% 75% 100%
Effi
cien
cy
Pout
100 Vac 115 Vac 230 Vac 264Vac
Standby (no load) Input Power
120 Vac: 37 mW
230 Vac: 60 mW DN05018/D
21
NCP107X – High efficiency over load range
High efficiency
79%
80%
81%
82%
83%
84%
85%
86%
87%
25% 50% 75% 100%
Effic
iency
Pout
100 Vac 115 Vac 230 Vac 264Vac
22
Regulators benchmark NCP101X NCP102X NCP107X NCP105X NCP100X
Current Current Current Gated Oscillator Voltage
Fixed Frequency Fixed Frequency Fixed Frequency Fixed Frequency Fixed Frequency
65, 100, 130kHz +-10% 65 kHz +-10%65 kHz +-10%
100, 130 kHz +- 10% on demand44, 100, 133kHz +-10% 100 kHz +-10%
Skip Mode Skip Mode Skip Mode Skip Mode Skip Mode
RDS(on) (Max value @
25°C)
NCP1010~1: 25W (typ)
NCP1012~4: 11W (typ)NCP1027/8: 5.6W (typ) NCP1072/5: 11W (typ)
NCP1050~2: 30W
NCP1053~5: 15W
NCP1000: 18W
NCP1001: 9W
NCP1002: 6W
Pk Current limit (typ.)
NCP1010: 100mA +-8%
NCP1011: 250mA +-8%
NCP1012: 250mA +-8%
NCP1013: 350mA +-8%
NCP1014: 450mA +-8%
NCP1027/8: 800mA +-10%NCP1072: 250mA +-8%
NCP1075: 450mA +-8%
NCP1050: 100mA +-7%
NCP1051: 200mA +-7%
NCP1052: 300mA +-7%
NCP1053: 400mA +-7%
NCP1054: 530mA +-7%
NCP1055: 680mA +-7%
NCP1000: 480mA +-12%
NCP1001: 960mA +-12%
NCP1002: 1430mA +-12%
Drain Voltage (ID(off) =
100 µA, Tj = 25°C))700V 700V 700V 700V 700V
√ √ (Indep. from Vcc) √ (Indep. from Vcc) √ NO
NO NO √ NO NO
NO √ (Adjustable) √ (Fixed) NO NO
√ NO √ √ NO
NO √ (Adjustable) √ (Fixed line enable level) NO NO
√ √ √
30V 30V 30V 20V 20V
7,5 to 8.5 V Typical 7.2 to 8.5 V Typical 6.4 to 8.4 V Typical 7,5 to 8.5 V Typical 7,5 to 8.5 V Typical
√ (when DSS is used)√ (55 ms delay off, 440
ms delay on)
√ (55 ms delay off, 440 ms delay
on)√ NO
1ms 1ms 1ms NO NO
√ √ √ √ √
150°C (Typ) 150°C (Typ) 150°C (Typ) 160°C (Typ) 140°C (Typ)
PDIP7 & SOT223 &
Gullwing
PDIP7
Gullwing on demandPDIP7 & SOT223 PDIP7 & SOT223 PDIP8
Now Now Now Now
Soft Start
Device
Current or Voltage Mode
Topology
Stand by Mode
Enable Capability
Brown-out
OVP
Frequency Foldback
Availability
Power Switch
Frequency Jittering
Dynamic Self Supply
UVLO
Packages
Minimum HV Start-up limit
Thermal shutdown
Short circuit protection Independant of the aux
winding
Ramp Compensation
23
Controllers Output Power Positioning
Part number Topology 0-25 W 25-50 W 50-75 W 75-150 W 150-250 W 250-500 W >500 W
NCP1200 Flyback
NCP1203 Flyback
NCP1216/16A Flyback & Forward
NCP1217/17A Flyback & Forward Forward
NCP1219 Flyback
NCP1230 Flyback
NCP1234/6 Flyback
NCP1237/38 Flyback
NCP1250/1 Flyback
NCP1252 Flyback & Forward Forward
NCP1271 Flyback
NCP1288 Flyback
NCP1205 Flyback
NCP1207A/B/NCP1308 Flyback
NCP1337/38 Flyback
NCP1377/77B/78 Flyback
NCP1379 Flyback
NCP1380 Flyback
NCP1381/82 Flyback
NCP1351 Flyback
NCP1392/93 Resonant
NCP1395 Resonant
NCP1396 Resonant
NCP1397 Resonant
Recommended Better fit exists Planning
Fixed Frequency Fixed ton - Var toff Quasi Resonant Resonant
Development
24
PFC Portfolio
Power Factor Controllers
Variable Frequency
Discontinuous
Mode
NCP1605
CCFF
NCP1611
NCP1612
Interleaved
PFC
NCP1631
CrM
NCP1607
NCP1608
Fixed Frequency
Continuous
Mode
NCP1654
Single Stage
PFC
NCP1652A
“Patent Pending” proprietary Current
Controlled Frequency Foldback (CCFF)
control scheme that combines energy savings
with safe handling of fault conditions
25
The NCP1611 is a robust feature-rich Current Control Frequency Fold back PFC controller optimized to achieve high
efficiency across a broad range of load while offering a complete suite of system level safety protection.
CrM w/current controlled
frequency foldback
Skip mode near zero
crossing
Bypass diode short
protection
Optimizes efficiency
across load range
Enhanced light load
efficiency
Robust safety
characteristics
Fast load transient behavior
Output over and under-voltage protection
Open feedback disable protection
OCL, UVLO, brown-out protection
Soft-Start for smooth start-up operation
High drive capability: -500 mA / +800 mA
Thermal shutdown
Flat TV
Computer Power Supplies
High Power Adapters
LED Lighting and Ballasts
NCP1611 - High Efficiency Compact PFC
Others Features
Ordering & Package Information Market & Applications
Brownout
Frequency Foldback/Skip
Control Interleaved
CS/ZCD
Device Package Option
NCP1611ADR2G SOIC-8 Latch
NCP1611BDR2G SOIC-8 Auto-Recovery
Unique Features Benefits
Value Proposition
Application Data
26
NCP161x Efficiency Performance
By adding a DC offset to the FFcontrol pin we can compare operation
in different modes
0.9V offset disables skip mode
2.5V offset forces the NCP1611 to operate in classic CRM mode
CCFF dramatically improves efficiency at light load over CRM
27
PFC – Output Power Positioning
Part number 25-75 W 75-150 W 150-250 W 250-500 W >500 W
NCP1601 NCP165X
NCP1605 NCP165X
NCP1605A NCP165X
NCP1606
NCP1607
NCP1608
NCP1611/2
NCP1631 NCP1606/7/8
NCP1650 NCP1653/54/55
NCP1651
NCP1652
NCP1653/A NCP1605/06/07
NCP1654 NCP1605/06/07
Recommended Develop. Planning Exploring
Continuous conduction Mode
Fixed Freq. Discontinous Conduction & Critical Conduction Modes
Critical Conduction Mode
Better fit exists
28
The NCP431 series of devices represents an upgrade to the industry standard TL431 by offering a significantly lower
minimum cathode current, 50µA typical, saving power consumption in the power supply
• Sink Current Capability of
50µA to 100 mA
• Programmable Output
Voltage to 36 V
• Low Dynamic Output
Impedance
• Wider range of features
delivers more diversity in
a greater range of
applications
• Equivalent Full−Range Temperature Coefficient of 50
ppm/ºC Typical
• Temperature Compensated for Operation over Full Rated
Operating Temperature Range
• Low Output Noise Voltage
• Pb−Free Packages are Available
• Voltage Adapters
• Switching Power Supply
• Precision Voltage Reference Charger
NCP431 - Low Cathode Current Programmable Precision Reference / Shunt Regulator
Others Features
Ordering & Package Information
Market & Applications
Unique Features Benefits
Value Proposition
Application Data
29
The NCP4353 detects no load conditions and enters the primary controller into an ultra low frequency skip mode for
reduced standby consumption. It is designed for use with the NCP1246 to achieve <15mW no load power consumption.
• Detects no load to enter
power supply into an ultra
low frequency skip mode
• Only one opto coupler
required for feedback and
OFF control
• Increased no load
efficiency (<15mW)
• Fewer components
• Integrated TL431 feedback
• Vsupply up to 30 V
• Adjustable UVLO
• 1.25 V reference with 1% accuracy
• Icc < 100uA
• Notebook Adapters
• Ultra Slim Flat TV
NCP4353 - Secondary Side Controller for Low Standby Power
Others Features
Market & Applications Ordering & Package Information
Unique Features Benefits
Value Proposition
Application Data
30
Reference Designs
NCP1075
NCP431
NCP1027
NCP1251-STD
NCP431
NCP1251-UWR
NCP431
NCP1219
NCP431
NCP1075
NCP1027
NCP1251
NCP1251
NCP1219
• Integrated MOSFET • 10 W Flyback • DN05018/D
85 ~ 300 Vac Input
• Integrated MOSFET • 22W Forward • AN8489-D
90 ~ 270 Vac Input
• High Efficiency • 25 W Flyback • DN05012/D
90 ~ 267 Vac Input
• Ultra Wide Vin • 10 W Flyback • DN05017/D
70 ~ 520 Vac Input
• Simple Circuit • 6 W Buck • DN05014/D
60 ~ 300 Vac Input
Solutions to Meet Your Design Requirements
34
Reference Design – 2W Bias Supply
Device Application Input
Voltage
Output
Voltage
Output
Power
Topology
NCP1030
Power Module
48 V (36-72 V)
12 V
2 W
Flyback
NCP1030
Characteristic Min Typ Max Unit
Output Voltage 10.8 13.2 V
Output Current 0.017 0.17 A
Oscillator Frequency 250 275 300 kHz
Output Voltage Ripple 50 mV
Load Regulation 0.8 %
Output Power 2.0 W
1/16 Brick Award
Top-10 DC/DC
2007
35
Reference Design – 10A Regulator
Device Application Input
Voltage
Output
Voltage
Output
Current
Topology
NCP3102
Base Station
9.6-14.4V (18V)
1.0 V
10 A
Buck
NCP3102
Characteristic Min Typ Max Unit
Output Voltage 1.0
Output Current 10 A
Oscillator Frequency 275 kHz
Output Voltage Ripple 10 mV
Load Regulation
Iout = 0.5 – 10A Vin = 18V 0.27 mV/A
55 x 50mm Physical Size
Award
Top-10 DC/DC
2008
NCP3101 – 6A
27 x 13mm Physical Size
36
Reference Design Dual Output 5A/8A
Device Application Input
Voltage
Output
Voltage
Output
Current
Topology
NCP1034
Network Switch
38 V – 58 V
12 V 5 A Buck
NCP1034 5 V 8 A Buck
NCP1034
Characteristic Min Typ Max Unit
Output Voltage 5
Output Current 5 A
Oscillator Frequency 200 kHz
Output Voltage Ripple 16.5 20.5 mV
Load Regulation
Iout = 0.1 – 5 A Vin = 48V 0.34 mV/A
Line Regulation
Iout = 0.1A 0.004 %
Iout = 5A 0.011 %
NCP1034
Characteristic Min Typ Max Unit
Output Voltage 12 V
Output Current 8 A
Oscillator Frequency 200
Output Voltage Ripple 16.5 20.6 mV
Load Regulation
Iout = 0.1 – 5 A Vin = 48V .035 mV/A
Line Regulation
Iout = 0.1A .004 %
Iout = 5A .012 %
Award
Top-10 DC/DC
2009
38
1
2
3
4
5
6
7
8
9
Io-M
ax (
A)
(Sw
itch
ers
' o
nly
)
Operating Voltage MAX (V)
12 24
Med-voltage Regulator - 3.0-40Vin / 1-5A / 52-350 kHz
High-voltage Controller (ext MOSFET) - 8.0-100Vin / 15A capable driver / 50-500 kHz
Low-voltage Regulator - 4.5-19Vin / 3-10A / 350-1000 kHz
Low-voltage Switching Regulator - 2.7-5.5Vin / 1A-3A / ~1MHz
10
5 40 100
Med-voltage Regulator & Controllers - 4.5-28Vin / 1-7A / 350-1000 kHz - 4.5-28Vin / 20A capable driver / 300-2400 kHz
DC-DC Power Supply Map
ON-Line Selection Tool
39
Example Architecture
+12V +/-10% +5.0V @ 3.4A
+3.3V @ 2.3A
+1.8V @ 1.2A
+1.2V @ 4A
+0.9V @ 3A
Features:
-High Efficiency
40
NCP3125 – 4A DC-DC Synchronous Regulator
The NCP3125 is an integrated wide input voltage high-output current synchronous PWM buck converter. The 4A
output in a standard SOIC-8 package makes the part ideal for high power density designs.
•Highly integrated 4A
solution
•Integrated FET (50mW HS
& 30mW LS)
•High Power Density ;
Reduced Board Space
•Highly Efficient System
(>90% max efficiency)
•350 / 600kHz Switching frequency
•Enable/Disable through the COMP pin
•Programmable current limit
•0.8V +/-1% accurate internal reference
• Computing: Power supply
• Industrial: Power supplies, Base Station, Broadband &
Optical Communication Infrastructure
• SOIC-8
• NCP3125ADR2G
•Tj from -40°C to 125°C
Others Features
Ordering & Package Information
Market & Applications
Unique Features Benefits
Value Proposition
Application Data
Adjustable Current Limit
41
Demo Board NCP3125 PCB Device Input Voltage Output
Voltage
Output
Current
Topology I/O Isolation
Demo NCP3125 +5 or +12 VDC 3.3 VDC 4 A Synchronous
Buck NONE
Characteristic Min Typ Max Unit
Output Voltage 3.3 V
Output Current 3.0 4.0 A
Oscillator Frequency* 350 KHz
Output Voltage Ripple 46 mV
pk-pk
Load Regulation Iout = 0.02-3A) Vin= 6.2V NCP3125
Iout = 0.02-3A) Vin= 12.2V NCP3125
6.81
7.4
mV/A
PCB Layers 2
Dimensions 40L x 40W
42
Example Architecture
+12V +/-20% +5.0V @ 2.5A
+3.3V @ 1.8A
+1.8V @ 6A
+1.2V @ 3A
+0.9V @ 1A
Features:
- Fsw @ 1MHz
- Light load efficiency
- High efficiency
43
NCP3170 – 3A Sync Regulator
The NCP3170 is a flexible synchronous PWM Switching Buck Regulator. The NCP3170 is capable of producing
output voltages as low as 0.8 V. The NCP3170 also incorporates PFM mode for light load efficiency.
Unique Features Benefits
Others Features
• 4.5 – 18 V input range
• PowerGood Output and
dedicated EN pin
• Integrated 90mΩ/25mΩ
MOSFETs
Value Proposition
• Wide input range
• Power Sequence
• High Efficiency
• PFM for light load efficiency
• Fixed 500 kHz and 1 MHz PWM Operation
• Pre-bias start-up capability
• Output voltage as low as 0.8V
Market & Applications
Set-Top-Box
Computing Peripheral Voltage Regulators
Digital TV
General DC/DC Converters
Typical Application diagram & Package info
Ordering info & Support
Highly Efficiency
25mohm LS-FET
Light Load Efficiency
• SOIC-8
• NCP3170ADR2G / NCP3170BDR2G
•Tj from -40°C to 125°C
45
Demo Board / Design Note NCP3170 PCB Device Input Voltage Output
Voltage
Output
Current
Topology I/O Isolation
Demo NCP3170 +12 VDC 1.2 VDC 3A Synchronous
Buck NONE
Reference Design – All the Information Required to Quickly Integrate
46
Example Architecture
+5V +/-5% +5.0V @ 3A
+3.3V @ 2A
+1.8V @ 1A
+1.2V @ 3A
+0.9V @ 2.5A
Features:
- High Fsw
- Light load efficiency
47
NCP1597A – 2A Synchronous Regulator
The NCP1597A is a fixed frequency 1MHz synchronous buck regulator. Integrated HS/LS MOSFETs provide up to
2.0A of average current. Input voltage range for +5V applications.
Unique Features Benefits
Others Features
•Internal compensation
•PFM at Light Load
•Pre-bias start-up
Value Proposition
• Reduced external
components
• Increased efficiency
• Added protection
• Internal 1MHz oscillator
• Integrated 140mΩ/90Ω MOSFETs
• Enable pin
• Output voltage as low as 0.8V
Market & Applications
Game Consoles
Computing Peripheral Voltage Regulators
Set-Top-Box
General DC/DC Converters
Typical Application diagram & Package info
Ordering info & Support
• DFN-6 3x3mm
• NCP1597AMNTWG
•Ta : -40°C up to 85°C
Integrated
HS & LS MOSFET
1MHz Fsw Enables
Small Components
48
Example Architecture
+24V +/-10%
or
+12V +/-20%
+12V @ 6A
+5V @ 8A
+1.8V @ 2A
+2.5V @ 3A
+1.2V @ 3A
Features:
-HV input
-High Efficiency
49
NCP3020 – Synchronous Controller
The NCP3020 is a flexible synchronous PWM controller designed to operate from wide input supply voltage range.
The NCP3020 provides a 1.5 A gate drive and is capable of producing output voltages as low as 0.6 V.
Unique Features Benefits
Others Features
•Wide 4.5-28Vin
•1.5 A Drive Capability
•External current limit
adjustment
Value Proposition
• Ability to use with different
input sources
• Drive High Efficiency
FETs
• System design flexibility
for various currents
• External current limit adjustment
• Output voltage down to 0.6V
• Available in 300/600 KHz configuration
• Pulse-by-pulse current limiting
Market & Applications
•Consumer Electronics: Set-Top-Box, ASIC, FPGA
•Computing: Power supply, Peripherals (Printer, Scanner,
Graphic card, …)
•Industrial: Power supplies, Process control, Home energy
and control, Security systems, …
Typical Application diagram & Package info
Ordering info & Support
• SOIC-8
• NCP3020: -40 to +85°C
Integrated
Boost Diode Integrated 7V Clamp
for MOSFETs
50
NCP3020 Performance
High Input Voltage / High Current / High Efficiency
PCB Device Input Voltage Output
Voltage
Output
Current
Topology I/O Isolation
Demo 1 NCP3020 9-18V 1.20 V 10A Synchronous
Buck NONE
Demo 1 Characteristic Min Typ Max Unit
Output Voltage 1.20 V
Output Current 0 8 10 A
Oscillator Frequency 600 kHz
Output Voltage Ripple 50 mVpk
-pk
Efficiency 85 %
Load Regulation
(Vin = 9V, Iout = 0-10A)
(Vin = 18V, Iout = 0-10A)
0.99
0.78
mV/A
PCB Layers 2 – 1oz Cu
DC-DC Converter Dimensions 50mm x 30mm
51
4.5-28V
VCC BST
HSDR
VSW
LSDR
COMP
FB
Vout
CBST
Q2
LO
RISET
RFB1
CO
CIN
Cc1
RC
Cc2
GNDRFB2
NCP3155 –3.0A Synchronous Buck Regulator
The NCP3155 is a synchronous buck regulator designed for low voltage applications requiring high efficiency. The high
switching frequency (1MHz) enables the use of small filter components.
Unique Features Benefits
Others Features
•Wide 4.5 – 24 Vin
•Integrated FET (50mW HS
& 25mW LS)
Value Proposition
• Battery, +18V/+24V
adapter
• High efficiency
• Adjustable output voltages
• Output voltage down to 0.8V
• 1MHz Fsw (option for 500 kHz)
• Thermal shutdown protection
Market & Applications
•Consumer Electronics: Set-Top-Box, DVD, LCD-TV…
•Automotive: After-market infotainment
•Computing: Power supply, Peripherals (Printer, Scanner,
Graphic card, …)
•Industrial: Power supplies, Process control
Typical Application diagram & Package info
Ordering info & Support
• SOIC-8
• NCP3155: -40 to +125°C Tj
1MHz Fsw Enables
Small Filter
Components
52
NCP3155 Performance
High Input Voltage / High Efficiency / High Power Density
PCB Device Input Voltage Output
Voltage
Output
Current
Topology I/O Isolation
Demo NCP3155 24V 3.30 3A Synchronous
Buck NONE
Demo 1 Characteristic Min Typ Max Unit
Output Voltage 3.29 3.3 3.31 V
Output Current 3 A
Oscillator Frequency 1000 kHz
Output Voltage Ripple 25 mVpk
-pk
Efficiency 88 %
Load Regulation
(Vin = 12V, Iout = 0-8A) 3.28 3.30 3.32 mV/A
PCB Layers 4 – 1oz Cu
DC-DC Converter Dimensions 25mm x 25mm
53
DC/DC Solutions - Regulators
Step-Down DC/DC (Integrated Switch)
Part Number Description Iout (A) Min Max Function Feature Package
NCP1595 1MHz 1.5A Regulator 1.5A 4.0 5.5 Sync Internal compensation DFN-6
NCP1596 1MHz 1.5A Regulator 1.5A 4.0 5.5 Non-Sync Internal compensation ; Light load efficiency DFN-6
NCP3120/1 Dual 2A 200-2MHz Regulator 2A/2A 4.5 13.2 Non-Sync Tracking & Sequencing ; 180° out-of-phase QFN-32
NCP1597 1MHz 2A Regulator 2A 4 5.5 Sync Light load efficiency ; Internal compensation DFN-6
NCP3127 350/600KHz 2A Regulator 2A 4.5 13.2 Sync High Efficiency SO-8
NCP5252 1MHz 2A Regulator 2A 4.5 13.2 Sync Light load efficiency ; Transient Response EnhancementQFN-16
NCP3121/2 Dual 3A 1M-2MHz Regulator 3A/3A 4.5 13.2 Non-Sync Tracking & Sequencing ; 180° out-of-phase QFN-32
NCP1591 1MHz 3A Regulator 3A 2.7 5.5 Sync Light load efficiency ; PG & EN DFN-10
NCP1599 1MHz 3A Regulator 3A 2.7 5.5 Sync Light load efficiency DFN-6
NCP1593 1MHz 3A Regulator 3A 4.0 5.5 Sync Light load efficiency ; PG & EN DFN-10
NCP3126 350/600KHz 3A Regulator 3A 4.5 13.2 Sync High Efficiency SO-8
NCP3155 500K/1MHz 3A Regulator 3A 4.5 24 Sync High voltage input ; high efficiency SO-8
NCP3170 500K/1MHz 3A Regulator 3A 4.5 18 Sync Light load efficiency SO-8
NCP3163 250kHz 3A Regulator 3A 3.0 40.0 Non-Sync Hysteretic SO-16EP
NCP3175 500/1000KHz 5A Regulator 5A 4.5 18.0 Sync High Efficiency DFN-10
NCP3125 350/600KHz 4A Regulator 4A 4.5 13.2 Sync High Efficiency SO-8
NCP1594 500-2MHz 6A Regulator 6A 2.8 5.5 Sync High Efficiency, PFM, SS, PG, EN QFN-18
NCP1592 300-550KHz 6A Regulator 6A 3.0 6.0 Sync High Efficiency TSSOP
NCP3177 500/1000KHz 7A Regulator 7A 4.5 18.0 Sync High Efficiency (40/17mohm MOSFET) QFN-8
Note: Products in BOLD are released others are in development
Vin (V)
54
DC/DC Solutions - Controllers Step-Down DC/DC (External Switch)
Fsw
Part Number Description (KHz) Min Max Vref Feature Package
NCP1577 Sync Controller 250~1M 2.7 18.0 0.6V +/-1% DCR Sense ; EN ; SS ; PG QFN-24
NCP1579 Sync Controller 275 4.7 13.2 0.8V+/-2% 1A Gate drive ; Adj current limit SOIC-8
NCP81031 Sync Controller 100-1M 4.5 13.2 0.8V+/-0.5% 1.5-19Vin ; Power save ; Transient enhancement QFN-16
NCP1589 Sync Controller 300-500 4.5 13.2 0.8V+/-1% RPM light load efficiency ; PG DFN-10
NCP5231 Sync Controller 200-1M 4.1 13.2 0.6V+/-1% Power save ; PG DFN-10
NCP5269 Sync Controller 300/400/600 4.5 5.5 0.6V+/-1% 3.3-28Vin ; Power save ; 2-bit VID QFN-20
NCP3030 Sync Controller 1.2M/2.4M 4.7 28.0 0.8V +/-1% 1A Gate drive ; High switching frequency SOIC-8
NCP3011 Sync Controller 400 4.7 28.0 0.8V+/-1% 180° out-of-phase ; ext Vref ; PG/EN TSSOP-14
NCP3020 Sync Controller 300/600 4.7 28.0 0.6V+/-1% Adj current limit ; Integrated HV clamp for FETs SOIC-8
NCP5422 Dual Output Sync Controller 150-600 10.8 13.2 1.0V+/-2% 180° out-of-phase ; Fast transient response SOIC-16
NCP5425 Dual Output Sync Controller 150-750 4.6 13.2 0.8V+/-1% Lossless current sensing ; Current sharing ; Low EMITSSOP-20
NCP3050 Dual Output Sync Controller 500/1000 4.7 28.0 0.8V +/-1% 180° out-of-phase TSSOP-20
NCP5228 Quad Output Sync Controller 300/600 5.5 28.0 0.8V+/-1% 2 LDO outputs ; 180° out-of-phase QFN-28
Note: Products BOLD are released others are in development
Vin (V)
55
NCP1593 – 3A Synchronous Regulator
The NCP1593 is a fixed frequency 1MHz synchronous buck regulator. Integrated HS/LS MOSFETs provide up to 3A
of average current.
Unique Features Benefits
Others Features
•PFM mode
•Enable input
•2.7-5.5V Input
Value Proposition
• Light load efficiency
• <3uA standby current
• +3.3V / +5V Applications
• Internal 1MHz oscillator
• Integrated 90mΩ/70mΩ MOSFETs
• Output voltage as low as 0.6V +/-1%
Market & Applications
Game Consoles
Computing Peripheral Voltage Regulators
Graphics Cards
General DC/DC Converters
Typical Application diagram & Package info
Ordering info & Support
• DFN-10 3x3mm
• NCP1593
EN & PG Pins
Product Preview
56
NCP1592 – 6A Sync Regulator (TPS54610)
The NCP1592 is a flexible synchronous PWM Switching Buck Regulator. The NCP1592 is capable of producing
output voltages as low as 0.9 V.
Unique Features Benefits
Others Features
•3 – 6 V input range
•Wide Fsw range (350/550
or adj 280-700kHz)
•26mΩ MOSFETs
Value Proposition
• Wide input range
• Optimize efficiency
• High Efficiency
• Load protected by peak current limit and thermal
shutdown
• Adjustable voltage down to 0.9V with +/- 1% accuracy
Market & Applications
Low-Voltage, High-Density Distributed Power
Systems
POL regulators for High performance DSP, FPGAs,
ASICs and microprocessors
Broadband, Networking and Optical
Communications Infrastructure
Typical Application diagram & Package info
Ordering info & Support
• TSSOP-28EP
• NCP1592
NCP3177
57
NCP1594 – 6A Sync Regulator (MAX15039)
The NCP1594 is a, high−output−current, synchronous PWM converter that integrates a low−resistance, high−side
P−channel MOSFET and a low−side N−channel MOSFET.
Unique Features Benefits
Others Features
•Pre-set output voltages
•Adj Fsw from 0.5-2.0MHz
•25mΩ / 20mΩ MOSFETs
Value Proposition
• Reduced component
count
• Optimize for small size or
efficiency
• High Efficiency
• 2.8V to 5.5V input voltage
• Cycle-by-cycle current limit
• Light load efficiency enhancement capability
• Output voltage as low as 0.6V
Market & Applications
Telecommunication
Datacom
High Power Density DC/DC
Typical Application diagram & Package info
Ordering info & Support
• QFN-24 4x4mm
• NCP1594
Samples available
58
NCP3177 – 7A Sync Regulator
The NCP3177 is a flexible synchronous PWM Switching Buck Regulator. The NCP3177 is capable of producing
output voltages as low as 0.8 V. The NCP3177 also incorporates PFM mode for light load efficiency.
Unique Features Benefits
Others Features
•4.5 – 18 V input range
•PowerGood Output and
dedicated EN pin
•17mΩ LS-FET
Value Proposition
• Wide input range
• Power Sequence
• High Efficiency
• PFM for light load efficiency ; Fixed PWM 500k/1MHz
• Integrated 37mΩ/17mΩ MOSFETs
• Pre-bias start-up capability
• Output voltage as low as 0.8V
Market & Applications
Set-Top-Box
Computing Peripheral Voltage Regulators
Digital TV
General DC/DC Converters
Typical Application diagram & Package info
Ordering info & Support
• QFN20 4x4
• NCP3177ADR2G (500kHz)
• NCP3177BDR2G (1MHz)
Highly Efficiency
17mohm LS-FET
Light Load Efficiency
NCP3177
Samples available
59
NCP103x Family Options
NCP1030A / NCP1031A
• Maintain existing package and pinout with improved performance features
• Add NCP1030 3x3mm DFN package option
NCP1031 / NCP1032
• Introduce new product family with SS and Adj Current Limit
NCP1035
• Extend output power capability up to 15W
60
NCP1030A/31A – PWM Controller & Power Switch
The NCP1030A and NCP1031A are a family of miniature high-voltage monolithic switching regulators with on-chip
Power Switch and Startup Circuits. The NCP103x can be configured in any single-ended topology such as forward or
flyback. Unique Features Benefits
Others Features
• Improved cycle-by-cycle
current limit
• 165°C TSD
•Pin-to-pin compatible to
NCP1030 / NCP1031
Value Proposition
• Limits current upon
startup
• Allows external thermal
protection
• Easy migration
• Internal Start-up Circuit with aux winding override
• External frequency synchronization
• Trimmed +/-2% internal reference
• Active Leading Edge Blanking (LEB) Circuit
Market & Applications
• Consumer Electronics: xDSL, Modems
• Computing: Telecom
• Industrial: Power supplies, Process control, Low Power
Bias supply, 2nd Side Bias w/ isolated dc-dc
Typical Application diagram & Package info
Ordering info & Support
• NCP1030A: Micro-8 & DFN-10
• NCP1031A: SOIC-8 & DFN-8
62
Standard Voltage Regulators
• LM317 in ON50 released: now more competitive
• MC7800 vs. NCP7800. (A/B, ESD, Cost)
• Dual gauge vs. single gauge
• Online selector guide preferred. Printed guide is SGD520/D
63
Recent Introductions by current capability
20mA 50mA 150mA 200mA
• NCP51460 • NCP508 • NCP4640 • NCP4586
• NCP571 • NCP4587 • NCP4589 • NCP4641 • NCP4620 • NCP4680 • NCP4681/84 • NCP4682/85 • NCP4623
• NCP4588
300mA 400mA 500mA 3A
• NCP4625 • NCP4589 • NCP4626
• NCP4671 • NCP4686
• NCP4629 • NCP3337 • NCV8537
• NCP59302
64
Product Selection by Package size
DFN D2PAK / DPAK SOT-23
• DFN: • NCP571 2x2.2mm • NCP3337/NCV5437 3x3mm • WDFN: • NCP508 1.5x1.5mm • UDFN: • NCP4586 1x1mm • NCP4682 1x1mm • XDFN: • NCP4623 1.6x1.6mm • NCP4588 1.2x1.2mm • NCP4671 1.2x1.2mm • NCP4681 0.8x0.8mm
• NCP59302 • NCP4629
• NCP51460 • NCP4620 • NCP4625
Package A - Height (mm)
DFN 0.80 – 1.00
wDFN 0.65 – 0.80
uDFN 0.50 – 0.65
xDFN < 0.50
65
NCP59302 Vout
The NCP59302 is a 3.0A low-dropout adjustable linear voltage regulator that provides a low-voltage, high-current
output with a minimum number of external components. It offers high precision, ultra-low-dropout (500mV over
temperature), and low-ground current.
Unique Features Benefits
Others Features
• 500 mV max dropout at 3A
•18V Max input voltage
• 2.25V to 13.5 V operating
voltage
Value Proposition
• Only 500 mV required
between input and output
• Suitable for Networking
• Suitable for a wide series
of applications
• Low Ground current
• Fast transient response
• Stable with Ceramic Output capacitor (for high ESR
capacitors use NCP58302)
Market & Applications
• Computing: Telecom, Datacom
• Industrial: Power supplies, Process control
• Automotive: Entertainment, Control
• Consumer Electronics: xDSL, Modems, STB, LCD-TV
Typical Application diagram & Package info
Package Details
NCP59302 – 3A Very Low Dropout (VLDO) Regulator
Input
Wide Vin operating range
from 2.25 V to 13.5 V
Output
Adjustable Vout from 1.3V
to 12.0V
Ignd
40 mA typ. at Iout = 3 A.
Cout
Optimized for Ceramic
Capacitors
Dropout
Low 300mV
typ. @ 3A
67
NCP59152 Vout
The NCP59152 is a 1.5 A low-dropout adjustable linear voltage regulator that provides a low-voltage, high-current
output with a minimum number of external components. It offers high precision, ultra-low-dropout (500mV over
temperature, 300mV typical), and low-ground current. The device is available in a D2Pack-5 or a 4x4 DFN
Unique Features Benefits
Others Features
• 500 mV max dropout at
1.5A
•18V Max input voltage
• 2.25V to 13.5 V operating
voltage
Value Proposition
• Only 500 mV required
between input and output
• Suitable for Networking
• Suitable for a wide series
of applications
• Low Ground current
• Fast transient response
• Stable with Ceramic Output capacitors
Market & Applications
• Computing: Telecom, Datacom
• Industrial: Power supplies, Process control
• Automotive: Entertainment, Control
• Consumer Electronics: xDSL, Modems, STB, LCD-TV
Typical Application diagram & Package info
Package Details
NCP59152 – 1.5A Very Low Dropout (VLDO) Regulator
Input
Wide Vin operating range
from 2.25 V to 13.5 V
Output
Adjustable Vout from 1.3V
to 12.0V
Ignd
40 mA typ. at Iout = 1.5 A.
Cout
Optimized for Ceramic
capacitors
Dropout
Low 300mV
typ. @ 1.5A
69
The NCP702 is a 200 mA BiCMOS Low Dropout Linear Voltage Regulator with ultra low Quiescent current and excellent low noise and ripple rejection specifications. This makes the device an ideal candidate for use driving RF circuitry or camera image sensors or any other noise sensitive elements in a battery powered application. The device has an output range from 0.8 V to 3.3 V and is available in a SOT23-5 and xDFN 1.5x1.5. Since the final output voltage is programmed via an onboard Eprom at final test, a wide range of voltage options can be readily available.
•Unique Features •Benefits
•Others Features
• Very Low Iq: 10 uA typical
• Excellent noise spec. down to 11 uVrms
• Output voltages down to 0.8V
• Good Ripple Rejection: : 68 dB typical @ 1kHz
•Value Proposition
• Ideal for battery applications
• Multiple applications including wireless and automotive
• Generates low voltage rails
• Excellent filtering for power supplies
• Excellent Line and Load regulation
• Soft Start to limit inrush current
• Thermal Shutdown and Current Limit Protection
• Active Output Discharge for fast Turn-Off
• Very Low Dropout: 140 mV Typical at 200 mA
•Market & Applications
• Automotive: Lane change detection, camera, mirrors, GPS
• Entertainment: Satellite receivers, Audio systems
•Internal Circuit
•Package
• SOT23-5
• 1.5 mm x 1.5 mm thin xDFN
NCP702 – 200 mA Low Iq Low Noise LDO
•Evaluation Boards
• Contact the BU directly for Evaluation boards until June 2012
• Order directly from the web after June 2012
EEPROM trimming
allows for new voltage
options quickly
Low Noise Bandgap
results in excellent
noise specifications.
When the 702 is disabled, its
output capacitor is discharged
, fully turning off the output rail
At low output
load, Iq is reduced
to less than 10uA.
Excellent
protection
features.
When disabled,
the device
consumes < 0.1uA
Soft Start
limits inrush
current at
startup
71
Core Power Mngt – Step Down Portfolio
Value Proposition & Market Position:
1. Optimized power solution saving battery life
2. High current / high frequency / low inductor
3. Low profile & monolithic solutions (CSP)
NCP1532 Dual DCDC 2.25MHz up to 3MHz 2x800mA or 600mA/1000mA
NCP6912 1 x DCDC & 2 x LDO 1.6 A & 2 x 150 mA
Production Development Planning Exploring
NCP6914 1 x DCDC & 4 x LDOs 0.8 A & 4 x 300 mA I2C, DVS, Synch Camera module solution
NCP1521/2/3/9 Stand Alone 1.5 MHz up to 3 Mhz 600 mA up 1 A
NCP6334B / C 3 MHz, 2 A PG / Mode, µDFN
NCP6924 2 x DCDC & 4 x LDOs 2 x 0.8 A & 2 x 150 / 2 x 300 mA I2C & GPIO Camera module solution
PM
IC /
PM
U
DC
DC
NCP6338 3 MHz, 6A I²C & DVS, CSP nVidia T30 OMAP5 NCP6335
1.5/3MHz, 3A/4A, PG/Mode Power hungry apps
NCP6364B/C 6 MHz, 2A PG / Mode, µDFN 470nH low inductor
NCP6332B/C 3 MHz, 1.2A PG / Mode, µDFN 96% efficiency
NCP6314B/C 1.5 MHz, 2A PG / Mode, µDFN Small footprint
NCP6930 3 x DCDC 2 x 1.2 A & 1 x 0.4A
NCP6361/5 6 MHz, 1A / 3A Envelop Tracking for PA CSP
NCP6922 2 x DCDC & 2 x LDOs 1.2 / 1.6 A & 150 / 300 mA High power / small footprint
72
• 2.3 V to 5.5 V input voltage
• DCDC 1.5, 3 or 6 MHz operating
frequency
• Latest battery technology support
• Reduced output inductor down to
470nH
Core Power Mngt – NCP63x4B/C 1.5/3/6MHz
NCP63x4B/C is a very high frequency step-down converter made to optimize solution footprint and thickness in portable applications. It is ideally
suited for supplying recent micro processors that demand high power at low voltages.
.
• Output current up to 2.0A
• Adj. output voltage from 0.6 V to 5.0 V; fixed available upon request
• Active Discharge path when disabling
• Power Good: indicate output voltage power fail (B Version)
• Operating Mode selection: PWM or PFM/PWM auto mode (C version)
• Low Quiescent Current (30 µA typ) thanks to PFM mode
• 100% maximum duty cycle DCDC: programmable from 0.6 to 3.3 V
• Soft Start to Limit Inrush Current
• Current Limitation to Protect Against Short Circuit
• Thermal Limit Protection
Battery powered devices, Portable devices, Mobile phones,
Entertainment, Camera Modules, USB or standard 5V rail powered
devices
Other Features
Ordering & Package Information Market & Applications
Unique Features Benefits
Value Proposition
Application Data
Small Inductor : 470 nH
Small capacitor: 10 µF
Cost and Space Savings
Power Good
Limit external component count
Or Mode Selection:
Design Flexibility
µDFN8
NCP63x4B/CMTAATBG
On Market
73
• 2.3 V to 5.5 V input voltage
• 6 A Output Current
• Gangable 2x3A Outputs
• Modular output strength drive
• Differential Sense
• DVS support through I²C
• Enabling with pîns or I²C
• I²C acces in off mode
• Latest battery technology support
• Addresses latest processor cores
• Use of lower profile inductors
• Optimized efficiency
• Compensates for PCB losses
• Optimizes processor power
• Flexible enabling and disabling
• Preprogramming at low power
Core Power Mngt – NCP6338 Configurable 6A
NCP6338 is a high frequency step-down converter ideally suited for supplying recent micro processors that demand high power at low voltages.
The flexibility of its configuration provides single and dual inductor support and allows for inductor size and height optimization.
.
• Programmable output voltage from 0.6 V to 1.4 V in 6.25 mV steps
• Switching frequency 3MHz for reduced component size
• Automatic mode change PFM / PWM
• Soft Start to Limit Inrush Current
• Selectable Current Limit to protect the inductor at the right level
• Thermal Protection and multi level temperature warning
Battery powered devices, Portable devices, Mobile phones,
Entertainment, Standard 5V rail powered devices
Other Features
Ordering & Package Information Market & Applications
Unique Features Benefits
Value Proposition
Application Data
• CSP 2.06 x 2.46 mm, pitch 0.4mm Demo available: Now
RTM: Q2 2012
74
Supervisory Portfolio Summary RPN Package Number Vcc Min (V) Vcc Max (V)
Reset
Active
High
Reset
Active
Low
Open
collector or
Drain output
Complement
ary Output
Manal
Reset
Time
Delay
Watch
dog
Icc typ
(uA) Comment
CAT8801 SOT23/SC70 1 1 5.5 X X X 0.2
NCP300 TSOP5 1 0.55 10 X X X 0.2
NCP301 TSOP5 1 0.55 10 X X X 0.2
NCP302 TSOP5 1 0.55 10 X X X X 0.2
NCP303 TSOP5 1 0.55 10 X X X 0.2
CAT8836 SOT23-5, SON-6 1 1.6 6 X X X X 0.22 Selectable delay
MAX803SQ SC70 1 1 5.5 X X X 0.5
NCP803 SOT23 1 1 5.5 X X X 0.5
CAT803 SOT23/SC70 1 1 5.5 X X X 0.5
MAX809SN/SQ SOT23/SC70 1 1 5.5 X X X 0.5
CAT809TB/SD SOT23/SC70 1 1 5.5 X X X 0.5
MAX810SQ SC70 1 1 5.5 X X X 0.5
MAX810SN SOT23 1 1 5.5 X X X 0.5
NCP304 SC70-4 1 0.55 10 X X X 0.8
NCP305 SC70-4 1 0.55 10 X X 0.8
CAT808 SOT23 1 1.2 6 X X 2.4 ±3.0% accuracy
CAT825 SOT23/SC70 1 1 5.5 X X X X X 3
CAT823 SOT23/SC70 1 1 5.5 X X X X X 6
CAT824 SOT23/SC70 1 1 5.5 X X X X X 6
MC33/4064
SOIC8/Micro8
/TO92/TSOP5 1 1 6.5 X X 9 5V system
MC33/4164 SOIC8/Micro8/TO92 1 1 10 X X 9 3&5V system
MAX708*U Micro8 1 1 5.5 X & X X X 12
MAX708*S SOIC8 1 1 5.5 X & X X X 12
NCP400 FC6 1 1.8 5 X X 199 LDO+Supervisory
CAT813 SOIC/MSOP8 2 1 5.5 X X X X X 6
CAT705 SOIC/MSOP8 2 1 5.5 X X X X X 6
CAT706 SOIC/MSOP8 2 1 5.5 X X X X X 6
MC33/4161 SOIC8/Micro8 2 2 40 X & X X 450 3 modes selection
CAT884 SOIC8 4 1 5.5 X X X X 3
CAT8710 SOT23-6 4 1.5 5.5 X X X 3
CAT885 MSOP8 5 1 5.5 X X X X 2
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Supervisory – Voltage detection, reset generator
Device Description Package lq
NCP300/301 Low current general purpose voltage detector SOT23-5 0.2µA
NCP302/303 Low current voltage detector with programmable delay SOT23-5 0.2µA
CAT8801 Low current 3-pin voltage supervisor with reset timeout SOT-23, SC-70 0.2 µA
NCP304/305 Ultra-small package voltage detector SC82AB (SC70-4) 0.8µA
MAX809/810,
NCP803/MAX803
3-pin voltage supervisor with reset timeout counter SOT23-3, SC70-3 0.5µA
CAT823/824/825 Voltage supervisor with master reset and watchdog timeout
counter
SOT23-5, SC70-5 6µA
MAX708 Voltage supervisor with reset timeout counter, master reset
and power fail output
Micro8, SO8 12µA
CAT8836 Voltage supervisor with selectable delay time SOT23-5, SON-6 0.22µA
CAT884/CAT885
CAT8710
Four- and five-channel voltage monitors SOT23-6, Micro8, SO8 6µA
NCP308 +/-0.5% highly accurate voltage monitor IC with
programmable delay and MR
SOT23-6, WDFN6 (2x2mm) 1.8µA
Functional Description Primarily monitor the voltage of a battery operated device and signal to microprocessor when the voltage goes from acceptable
to unacceptable level or vice versa. This allows the system to store sensitive memory or protect voltage sensitive ICs
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• High threshold accuracy +/-0.5%
• Very low Iq 1.8uA
• Adjustable threshold from 0.405V
• Best control
• Extend battery lifetime
• Support new microcontroller
NCP308 is a highly accurate, ultra low Iq, programmable-delay supervisory IC
• Vin from 1.7 V to 5.5 V
• Detection threshold :
• Adjustable (0.405V to 5.5V) and
• Factory-set 0.9V, 1.2V, 1.25V, 1.5V, 1.8V, 1.9V, 2.5V, 2.8V, 3.0V,
3.3V, 5.0V
• Support Manual Reset (/MR) Input
• Support Open-Drain or Push-pull output stage (both active high and low)
• Programmable delay time
Other Features
Ordering & Package Information Market & Applications
Unique Features Benefits
Value Proposition
Typical Application
TSOT-6 WDFN6 (2x2x0.7mm) • DSP or microcontroller
• Notebook/Desktop computers
• Portable, Battery-Powered Devices
• FPGA/ ASIC applications
NCP308 – High Accuracy supervisory IC
with programmable delay
Pin to pin TPS308/3818
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NCP300-305 offers accurate voltage detection and reset generation
NCP300-305 Voltage Detection & Reset IC
CMOS Output Open Drain
Output
Delay Package
NCP300 NCP301 No Thin SOT23-5
NCP302 NCP303 Yes Thin SOT23-5
NCP304 NCP305 No SC-82AB (SC70-4)
• Ultra low Iq 0.2µA typ
• Threshold precision 2%
• Wide operating rang
0.8 V to 10 V
• Microcontroller, DSP, Embedded system
• Computer
• Infotainment
• Portable/ Battery powered equipments
NCP300/1
NCV300/1
NCP302/3
NCV302/3
NCP304/5
(Thin SOT23-5) Other Features
Ordering & Package Information Market & Applications
Value Proposition
• Threshold voltages ranging from 0.9 V to 4.9 V
• Complementary or Open Drain Reset Output
• Active Low or Active High Reset Output
• NCV versions are AEC-Q100 qualified
• Pb free Package: SOT23-5 and SC82AB
• Low power consumption
• Accurate
• Flexible
Unique Features Benefits Typical Application
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Equipment (USB Host) Accessories
• USB Host (TV, PC, STB, BluRay,…) with USB connector requires protection
against accessory, charging cable or connector fault on the VUSB rail.
USB Port Protection
OC
P
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• Very fast short circuit detection 1µs
• Support load current up to 2A
• µDFN version
• Effective protection
• Support new charging needs
• Save board space
NCP380 – Single Overcurrent Protection Load Switch
NCP380 protects USB port by regulating the output current to the current limit selected; a flag signal is asserted to notify the host of
faulty condition
• Vin from 2.5 V to 5.5 V; ideal for USB powered applications
• OCP limit Adjustable or Fixed (0.5A, 1A, 1.5 or 2.1 A) ()
• Under Voltage Lockout (UVLO) to prevent unexpected device behavior
• Logic flag is asserted during one of the faulty conditions: overcurrent,
reverse voltage or thermal shutdown
• Built in soft-start to prevent inrush current
• Reverse voltage protection to protect upstream DC-DC converter from
overvoltage coming from Vbus
• Thermal protection
• Enable active high or low ()
• USB port in electronic equipments (TV, Netbook, Notebook PC, Set Top
Box, DVD recorders, printers…).
Other Features
Ordering & Package Information
Market & Applications
Unique Features Benefits
Value Proposition
Typical Application
Samples / Demo: Now TSOP-5 or TSOP-6 (Adj. version)
NCP380SNAAT1G
µDFN6 (2x2x0.5, 0.65p)
NCP380MUAATBG
Samples / Demo: Now
UL and CB certified
New!
2.1-2.5A
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• Very fast fault detection time
• Support load current up to 2A
• µDFN version
• Reduced output capacitors while
maintaining supply rails
• Support new charging needs
• Save board space
NCP382 – Dual Overcurrent Protection Load Switch
NCP382 protects 2 USB ports by regulating each of the 2 output currents to the current limit selected; a flag signal is asserted to
notify the host of faulty condition
• Vin from 2.5 V to 5.5 V; ideal for USB powered applications.
• Selectable overcurrent limit (0.5A, 1A, 1.5 or 2 A) ()
• Under Voltage Lockout (UVLO) to prevent unexpected device behavior
• /Flag pin is asserted during one of the faulty conditions: overcurrent,
reverse voltage or thermal shutdown
• Built -n soft start to prevent inrush current.
• Thermal protections.
• Enable active high or low ().
• USB port in electronic equipments (TV, Netbook, Notebook PC, Set Top
Box, DVD recorders, printers…).
Other Features
Ordering & Package Information
Market & Applications
Unique Features Benefits
Value Proposition
Typical Application
Samples / Demo: Now
DFN8 (3x3x0.5, 0.65p)
NCP382MUAATBG
SOIC-8
NCP382DAAR2G
Samples / Demo: Now
UL and CB certified
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