primary side feedback pfm converter am40502d-1 d80426...

PMSPOWER MOS Microelectronics LTD.POWER MOS Electronics LTD. AM40502D-1

Primary Side Feedback PFM Converter

AM40502D-1 D80426 5V1A

Adapter Application Note

June 23th , 2016

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PMSPOWER MOS Microelectronics LTD.POWER MOS Electronics LTD.

IC Feat resAM40502D-1

IC Features

PSR / CV control mode

Internal integration NPN triode

C t li it t tiCurrent limit protection

Over temperature protection

Overvoltage protection

Open and short circuit protectionOpen and short circuit protection

The maximum output power of up to 5W

Using TO-126 package

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IC BLOCK DIAGRAMAM40502D-1

IC BLOCK DIAGRAM

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IC PIN PackageAM40502D-1

IC PIN PackageThe pin map is shown as below for TO126

PMSD80426XXXX

Pin No. Name Description

1 VCC Power supply

2 C Collector of a triode

3 GND Ground3 GND Ground

XXXX: product batch

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Demo Application Diagram

CY1 X- Capacitor decide by customer’s requirement.

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Design Reference (5V- 1A) Input Voltage： AC 100-300Vp g

Output Voltage：DC 5V

Output Current: 1AOutput Current: 1ASize:46mm*25mm*15mm

PCB G b FilPCB Gerber File

Top View Bottom View

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Test reportAM40502D-1

Test reportAM40502D-1-D80426-5V1A Test report

No. VIN(VAC) VOUT(V) IOUT（mA） PF POUT（W） PIN（W） Eff.（%）Average Eff.（%

）Range

100 4.30 1000 0.625 4.30 6.09 70.61%150 4.74 1000 0.589 4.74 6.52 72.70%

1# 72.42% 3.2-5.2V

150 4.74 1000 0.589 4.74 6.52 72.70%180 5.20 1000 0.563 5.20 7.08 73.45%220 5.19 1000 0.523 5.19 7.13 72.79%260 5.17 1000 0.487 5.17 7.08 73.02%300 5.13 1000 0.455 5.13 7.13 71.95%

2#

100 4.24 1000 0.623 4.24 6.08 69.74%

71.72% 3.2-5.2V

150 4.69 1000 0.590 4.69 6.52 71.93%180 5.16 1000 0.564 5.16 7.07 72.98%220 5.13 1000 0.521 5.13 7.05 72.77%260 5.09 1000 0.489 5.09 7.07 71.99%300 5.04 1000 0.460 5.04 7.11 70.89%100 4.46 1000 0.628 4.46 6.29 70.91%150 5.20 1000 0.589 5.20 7.10 73.24%180 5 20 1000 0 553 5 20 7 06 73 65%

3# 72.52% 3.2-5.2V180 5.20 1000 0.553 5.20 7.06 73.65%220 5.16 1000 0.513 5.16 7.07 72.98%260 5.13 1000 0.481 5.13 7.07 72.56%300 5.11 1000 0.448 5.11 7.12 71.77%

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AM40502D 1 D80426 5V1A Ad t BOMAM40502D-1

AM40502D-1 D80426-5V1A Adaptor BOMNO. Symbol Description Qty Unit Place

1 Wound wire Resistor 10Ω 1WS 1 PCS F12 SMD Resistor 1MΩ 1206±5% 1 PCS R12 SMD Resistor 1MΩ 1206±5% 1 PCS R13 SMD Resistor 100KΩ 0805±5% 1 PCS R24 SMD Resistor 220Ω 0805±5% 1 PCS R35 SMD Diode F7/SOD-123FL 1 PCS D46 SMD Diode A7/SOD-123FL 1 PCS D26 SMD Diode A7/SOD 123FL 1 PCS D27 Diode SR240/DO-15 1 PCS D38 Zener Diode 6.8V/SOD-80 1 PCS ZD19 Bridge MB10S 1 PCS DB1

4 7uF/400V 8*13 105℃+20 10%10 ELE Capacitor 4.7uF/400V 8 13 105℃+20-10% 2000hours 1 PCS C1

11 ELE Capacitor 4.7uF/50V 4*8 105℃+20-10% 2000hours 1 PCS C2

12 ELE Capacitor 470uF/10V 6.3*12 105℃+20-10%, high 1 PCS C312 ELE Capacitor frequency low resistance 5000hours 1 PCS C3

13 SMD ceramic capacitors 102/500V 1206±20% 1 PCS C4

14 IC D80426 TO-126 (AM40502D-1) 1 PCS U115 Transformer EE13 hori ontal t pe 5+5 1 PCS T115 Transformer EE13, horizontal type 5+5 1 PCS T116 USB USB socket / short body 1 PCS USB117 Single side PCB 46mm*25.5mm*1mm, CEM1 1 PCS

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TransformerAM40502D-1

TransformerFrame: EE13, horizontal, 5+5

Winding Method:Winding Begin Pin End Pin Wire diameter Turns N3 winding

l i thclose in the middle N1 1 2 0.12mm*1P 135T

N2 6 10 0.5mm*1P 12T N3 4 5 0.12mm1P 12T

Magnetic core EE-13 PC40 Frame Horizontal type 5+5, cut off Pin 3、7、8、9

Inductance L:1.8mH-2.3mH, tested frequency is 1KHz between Pin 1、2 Leakage inductance 150uH MAX Short N2,N3 test between Pin 1 and Pin 2 frequency is 10KHz

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Major Comparison for D80426 and RCC

D80426 (AM40502D-1) RCC

Efficiency 72% 64%Efficiency 72% 64%

More Protection OTP, OVP, O/S protect Withoutp

Output Current 1A 800mAp

Less components 16 pcs 30 pcsp p p

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Comparison for D80426 and RCC Package

D80426 RCC(13003)

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Comparison for D80426 and RCC Demo

D80426(AM40502D-1 ) RCC

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Comparison for D80426 and RCC TestD80426 (AM40502D-1) RCC

Input

Without loading voltage

Input Power

I/O Vout Efficiency Average Efficiency

Without loading voltage

Input Power

I/O Vout Efficiency Average Efficiency

voltage

175V ac 5.37V

1.86W 0.25A 5.25V 69.80%

74.00% 5.19V

1.89 0.25A 5.18 68.50%

67.10%3.50W 0.5A 5.20V 74.20% 3.65 0.5A 5.16 70.60%

5.13W 0.75A 5.19V 75.80% 6.11 0.75A 5.07 62.20%

6.75W 1A 5.16V 76.40%

220V ac 5 36V

1.91W 0.25A 5.23V 68.60%

73 50% 5 18V

2.01 0.25A 5.16 64.10%

64 30%3.52W 0.5A 5.18V 73.50% 3.76 0.5A 5.14 68.30%

5 12W 0 75A 5 16V 75 50%220V ac 5.36V 73.50% 5.18V 64.30%5.12W 0.75A 5.16V 75.50% 6.33 0.75A 5.12 60.60%

6.74W 1A 5.15V 76.40%

1.95W 0.25A 5.23V 67.00% 2.05 0.25A 5.14 62.60%

3 57W 0 5A 5 17V 72 40% 3 86 0 5A 5 12 66 30%264V ac 5.35V 72.40% 5.17V 62.90%

3.57W 0.5A 5.17V 72.40% 3.86 0.5A 5.12 66.30%

5.17W 0.75A 5.14V 74.50% 6.38 0.75A 5.09 59.80%

6.77W 1A 5.13V 75.70%

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PMSPOWER MOS Microelectronics LTD.POWER MOS Electronics LTD.Comparison for D80426 and RCC BOM

AM40502D-1Comparison for D80426 and RCC BOM

D80426(AM40502D-1) Solution RCC Solution NO. Place Symbol Description Qty

（PCS） Place Symbol DescriptionQty

（PCS）1 F1 Wound wire Resistor 10Ω 1WS 1 TR1 Carbon film resistor 10Ω士5%1/2W 12 R1 SMD Resistor 1MΩ 1206±5% 1 R1 Metal film resitor 2MΩ士5%0805 13 R2 SMD Resistor 100KΩ 0805±5% 1 R3 SMD Resitor 1K士5%0805 13 R2 SMD Resistor 100KΩ 0805±5% 1 R3 SMD Resitor 1K士5%0805 14 R3 SMD Resistor 220Ω 0805±5% 1 R4 SMD Resitor 510Ω士5%0805 15 D4 SMD Diode F7/SOD-123FL 1 R5 SMD Resitor 20Ω士5%1206 16 D2 SMD Diode A7/SOD-123FL 1 R6 SMD Resitor 3.9Ω士5%1206 17 D3 Diode SR240/DO-15 1 R7 SMD Resitor 150Ω士5%0805 18 ZD1 Zener Diode 6.8V/SOD-80 1 R12 SMD Resitor 2.87K士1%0805 19 DB1 Bridge MB10S 1 R13 SMD Resitor 2.7K士1%0805 1

10 C1 ELE Capacitor 4.7UF/400V 8*13 105℃+20-10% 1 Q1 Triode Transistor RCC 111 C2 ELE Capacitor 4.7uF/50V 4*8 105℃+20-10% 1 Q2 Triode Transistor 8050 1

12 C3 ELE Capacitor 470uF/10V 6.3*12 105℃+20-10%, 1 U1 Optocoupler JC817 1

13 C4 SMD ceramic capacitors 102/500V 1206±20% 1 U2 Regulator D431 1

14 U1 IC D80426 1 C6 SMD Capacitor 104P50V 114 U1 IC D80426 1 C6 SMD Capacitor 104P50V 115 T1 Transformer EE13, vertical 5+5 1 C3 Polyester capacitor 2A223J 116 USB1 USB USB socket / short body 1 D5 Diode FR107 117 R2 SMD Resitor 100K士5%1206 118 C2 Ceramic capacitors 102P1KV 119 Y1 Ceramic capacitors 102/1000V 120 C4 ELE Capacitor 22UF/25V 120 C4 ELE Capacitor 22UF/25V 121 C1 ELE Capacitor 2.2UF/400V 105℃ 122 D1 Diode 1N4007 123 D6 Diode 1N4148 124 T1 Transformer EE-13 / vertical 5+5 1

25 C5 ELE Capacitor 470UF/16V 126 D7 Diode 1N5819 127 R11 SMD Resitor 1KΩ士5%0805 128 R8 SMD Resitor 1KΩ士5%0805 129 LED LED Φ3 Red 130 USB USB USB socket / short body 131 Total 16 Total 30

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Q & A

Th k Y !Thank You!

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