ISUAL HIGH VOLTAGE SUPPLIES
P.BERG
CDR 9 JULY 2001 2NCKU UCB Tohoku High Voltage Supplies P. Berg
HIGH VOLTAGE P0WER SYSTEM OVERVIEW
•HIGH VOLTAGE IS REQUIRED ON ISUAL TO SUPPLY THE PHOTOMETER, THE IMAGER MICRO CHANNEL PLATE DETECTOR, AND THE IMAGE PHOSPHER
•THE HIGH VOLTAGE POWER SUPPLIES ARE DESIGNED TO OPERATE AT
AMBIENT PRESSURE OR UNDER VACUUM ( MINIMUM 2HR PUMPDOWN)
•HIGH VOLTAGE DISTRIBUTION IS ACCOMPLISHED USING CUSTOM UCB CONNECTORS AND PLUG-IN INTERFACES, AVOIDING CABLES
CDR 9 JULY 2001 3NCKU UCB Tohoku High Voltage Supplies P. Berg
HV POWER SUPPLY BLOCK DIAGRAM
EMI FILTERCOLPITTS
OSCILLATORC-W
MULTIPLIEROUTPUTFILTER
ERROR AMP VOLTAGEMONITOR
CURRENTMONITOR
-HV OUT
+12
+12 Return
Imon
CONTROL VOLTAGE
Vmon OFFSET FEEDBACK
Isense
Vsense
CDR 9 JULY 2001 4NCKU UCB Tohoku High Voltage Supplies P. Berg
SPECTROPHOTOMETER HIGH VOLTAGE SUPPLIES
• DESIGN BASED ON SUPPLIES FLOWN ON EUVE, FAST, AND IMAGE FUV– TWO TRANSISTOR PUSH-PULL COLPITTS OSCILLATOR DRIVES COCKCROFT-WALTON STACK– CIRCUIT INCLUDES VOLTAGE AND CURRENT MONITORS AND OVER CURRENT LIMITING
• MULTIPLIER STACKS BASED ON CW CARLSON DESIGN– COMPACT IMPLEMENTATION WITH VERY GOOD CONTROL OF E-FIELDS AND SURFACE
BREAKDOWN PATHS
• HVPS HEAT CONDUCTED TO SIDEWALLS AND THEN TO BASE
• PROGRAMMABLE TO FULL OUTPUT VOLTAGE WITH 0 TO 5 VOLT INPUT
• CAN DELIVER 100 uA
• QUIET OUTPUT - <1MV UNLOADED NOISE
• POUR POTTED TO SAVE WEIGHT
• SERIES OUTPUT RESISTOR TO ABSORB BRIEF SHORTS
• OPERATE FROM SINGLE +12 VOLT SUPPLY
• THERMISTOR TEMPERATURE MONITOR
CDR 9 JULY 2001 5NCKU UCB Tohoku High Voltage Supplies P. Berg
IMAGER 7000 VOLT PHOSPHER SUPPLY
C31
2200pF, 10%, 2000V
Lead
+
-
U3A
AD822
3
21
84
D14
1N41
48-1
C18
470pF, 1%, 100V
C5
.1uF, 10%, 100V
C30
2200pF, 10%, 2000V
14 T #34
D18JANTX1N6531
R20
28.7 1%, .125W
Lag
D21JANTX1N6531
D4
JANTX1N6531
C6 .01uF, 10%, 200V
D1
JANTX1N6531
STARTINSIDETOP
D13
JANTX1N6531
C29
.01uF, 10%, 100V
C23
2200
pF, 1
0%, 2
000V
+12
+12
+12
FINISHOUTSIDEBOTTOM
T1
5
4
3
7
8
L1 INDUCTOR IRON
D23
1N4148-1
t
RT1YSI 44031
12
V2cont
R311.00K, 1%, .125W
R131.
00M
, 1%
, .12
5W
C14 330pF, 1%, 200V
C21
2200pF, 10%, 2000V
R7 357K, 1%, .125W
+
-
U1A AD8223
21
84
D8JANTX1N6531
R26
1.40K, 1%, .25W
C13
2200pF, 10%, 2000V
R174.99K, 1%, .125W
R10
1.00K, 1%, .125W1 2
D16JANTX1N6531
C17
2200pF, 10%, 2000V
C13900pF, 10%, 10000V
C24
.1uF
, 10%
, 100
V
+12V SUPPLY
R29
357K, 1%, .125W
C11.1
uF, 1
0%, 1
00V
C19
2200
pF, 1
0%, 2
000V
R27
Rsat
MULTIPLIER STACK
D9
JANTX1N6531
+
C20
.1uF
, 10%
, 100
V
R21
20.0K, 1%, .125W
R1
1.00M, 1%, .125W
D20JANTX1N6531
R14
20.0K, 1%, .125W
D10
1N41
48-1
+
-
U3B
AD822
5
67
D5
JANTX1N6531
L2
INDUCTOR IRON
PWR RET
R9
1.40K, 1%, .25W
D12
1N4148-1
D11
JANTX1N6531
R3
1.00M 1%, .25W
+12
R19
Rsat
+12
+12
C16
.1uF
, 10%
, 100
V
600T # 38
LOCATE NEAR Q1 & Q2
R18
10.0K, 1%, .125W
V1cont
D6
JANTX1N6531
R16
1.00M, 1%, .125W
D22
1N4148-1
R23
14.3K, 1%, .125W
R6
1.00K, 1%, .125W
C7
2200pF, 10%, 2000V
R221.00M, 1%, .125W
+
-
U2A
AD8223
21
84
+
-
U1B
AD822
5
67
84
Q1
2N3700
3
2
1
D17
1N41
48-1
R8
1.00K, 1%, .125W
D19
JANTX1N6531
+
-
U2B
AD822
5
67
+7000 Volts
R30
100K, 1%, .125W
12
R24
1.00
M, 1
%, .
125W
R2
500 MEG, 1%
C4
36pF, 1%, 200V
R12
12.1K, 1%, .125W
+C3
6.8uF, 10%,35V
R151.00M, 1%, .125W
Q22N3700
3
2
1
R111.00K, 1%, .125W
C12
2200pF, 10%, 2000V
C32
.1uF, 10%, 100V
J1
SND9F5000
9
8
7
2
6
5
1
3
4
100M, 1%, MOX
R4
C2
2200pF, 10%, 2000V
C10
2200pF, 10%, 2000V
C9
2200pF, 10%, 2000V
R5
357K
, 1%
, .12
5W
D3
JANTX1N6531
Imon
R28
100K, 1%, .125W
+12
C27
.01uF, 10%, 100V
NOTE: No C22
D15
1N41
48-1
Vm
on
C28
2200
pF, 1
0%, 2
000V
MULTIPLIERSTACK
C8
2200pF, 10%, 2000V
D7JANTX1N6531
C152200pF, 10%, 2000V
J2
HDH Connector
1 2
MAX OUTPUT VOLTAGE IS 7000 VOLTSGAIN IS 400 FROM Vcont 1GAIN IS 22O FROM Vcont 2CURRENT IS 10uA
C26 330pF, 1%, 200V
Lag
C252200pF, 10%, 2000V
D2JANTX1N6531
R25
10.0K,1%, .125W
CDR 9 JULY 2001 6NCKU UCB Tohoku High Voltage Supplies P. Berg
IMAGER MCP 1100 VOLT SUPPLY
D1
JANTX1N6531
C6 .01uF, 10%, 200V
C9
.1uF
, 10%
, 100
V
R1
1.00M 1%, .125W
D7
1N41
48-1
34T #36
Lead
+
-
U2B
AD822
5
67
C7
2200pF, 20%, 2000V
L1 INDUCTOR IRON 1.00M 1%, .25W
R5
NOTE: MAIN PWB is 8773
Lag
Vm
on
T1
5
4
3
7
8
C1
4700pF, 5000V
C14
2200
pF, 2
0%, 2
000V
R13
1.00
M 1
%, .
125W
C10
330pF, 10%, 200V
C15
.1uF
, 10%
, 100
V
STARTINSIDETOP
R14
10.0K, 1%, .125W
+
-
U1A AD8223
21
84
R3
1.00M 1%, .25W
D13
1N4148-1
R15
16.5K, 1%, .25W
R9
1.00K, 1%, .125W
FINISHOUTSIDEBOTTOM
R231.00K, 1%, .125W
R10
16.5K, 1%, .25W
D5
1N4148-1
R8 909K, 1%, .125W
R21
909K, 1%, .125W
+
-
U2A
AD8223
21
84
C8
2200pF, 20%, 2000V
C2
4700pF, 5000V
C13
.1uF
, 10%
, 100
V
D4
1N41
48-1
D2JANTX1N6531
R7
1.00K, 1%, .125W
R22
100K, 1%, .125W
12
D9
1N41
48-1
+12
R121.00K, 1%, .125W
C4
150pF, 1%, 200V
Q1
2N3700
3
2
1
C16
2200pF, 20%, 2000V
R18
1.00M 1%, .125W
+C3
6.8uF, 10%,35V
D10JANTX1N6531
C18
.01uF, 10%, 100V
+12
+
-
U1B
AD822
5
67
84
+12
Vcontrol
C21
.01uF, 10%, 100V
R17
1.00M 1%, .125W
L2
INDUCTOR IRON
+12V SUPPLY
Imon
D3
JANTX1N6531
Q22N3700
3
2
1
C5
.1uF, 10%, 100V
LOCATE NEAR Q1 &Q2
D11JANTX1N6531
R11
1.00K, 1%, .125W1 2
R16
150 Ohms 1%, .125W
+12
+12
600T # 38
D12
1N4148-1
C11
2200pF, 20%, 2000V
J2
SSL Female Connector1 2
PWR RET
R20
150K, 1%, .125WC20
2200pF, 20%, 2000V
C17
330pF, 10%, 200V
C19.01uF, 10%, 100V
+1100 VoltsJ1
SND9F5000
9
8
7
2
6
3
1
4
R19
10.0K,1%, .125W
R4
1.00M 1%, .25W
R6
909K
, 1%
, .12
5W
D8
1N41
48-1
+12
OUTPUT VOLTAGE IS 1100 VOLTS, CURRENT IS 20uAGAIN IS 220
MULTIPLIERSTACK
C12
470pF, 1%, 200V
R2
200 MEG, 1%
D6
JANTX1N6531
Lag
t
RT1YSI 44031
12
CDR 9 JULY 2001 7NCKU UCB Tohoku High Voltage Supplies P. Berg
SPECTROPHOTOMETER -2500 V SUPPLY
R12
27.4K, 1%, .125WD61N4148-1
Q22N3700
3
2
1
R15
100, 1%, .125W
D5
1N4148-1
8752-O7 C
SPECTROPHOTOMETER -2500V SUPPLYB
1 1Wednesday, May 23, 2001
Title
Size Document Number Rev
Date: Sheet of
R19
1.00M 1%, .125W
C18 330pF, 1%, 200V
Changed R7 from surface mount to RNC50
R101.00K, 1%, .125W
D2
JANTXV1N6531
D1
JANTXV1N6531
R141.00K, 1%, .125W
D4
JANTXV1N6531
Imon
Vcontrol
C12
2200pF, 20%, 2000V
-2500Volts
C17
.1uF
, 10%
, 100
V
+C3
6.8uF, 10%,35V
C21
.01uF, 10%, 100V
C4
36pF, 1%, 200V
MAIN PWB IS 8772
+12V
C5
4700pF, 10%, 5000V
C
Changed R6 to 1 Meg, Changed U1, U2, A&B calloutPut part numbers in Implementation Path. Changed C5,C6
CHASSIS
+12
C24
.1uF, 10%, 100V
MULTIPLIER STACK
C2
.1uF, 10%, 100V
D8
JANTXV1N6531
R17
10.0K, 1%, .125W
R1
1.00M 1%, .125W
C23
.1uF
, 10%
, 100
V
+12
L1 INDUCTOR IRON
+
-
U1A
AD822
3
21
84
R8
1.00
M 1
%, .
125W
D9
1N4148-1
L2
INDUCTOR IRON
R5
1.00M 1%, .25W
R18
1.00M 1%, .125W
R9
1.00M 1%, .125W
Lag
C10 330pF, 1%, 200V
C22
.01uF, 10%, 100V
R2010.0K, 1%, .125W
R3
500 MEG, 1%, 5000V
D11
JANTXV1N6531
Lead
PWR RET
J1
KA17/127BEFDB21TAH
17
4
2
16
7
1
10
13
D13
JANTXV1N6531
C8.1uF, 10%, 100V
C1 75pF, 1%, 200V
1.00M 1%, .25W
R6
T1
5
4
3
start inside top
finish outside bottomR16
27.4K, 1%, .125W
B
R4
1.00M 1%, .25W
+12V SUPPLY
R221.00K, 1%, .125W
+
-
U2B
AD822
5
67
Lag
R13
10.0K, 1%, .125W
J2
HDH Connector
1
2
R21
90.9K, 1%, .125W
C15
2200pF, 20%, 2000V
+
-
U1B
AD822
5
67
84
+12
R24
100K, 1%, .25W
+
-
U2A
AD8223
21
84
R7
1.00K, 1%, .1W
R111.00K, 1%, .125W
C72200pF, 20%, 2000V
MAX OUTPUT VOLTAGE IS -2500 VOLTSGAIN IS -500 CURRENT IS 10uA
D12
JANTXV1N6531
D10
1N4148-1
D3
JANTXV1N6531
Q12N3700
3
2
1
+12
C162200pF, 20%, 2000V
600T # 38
D14
1N4148-1
C14
.1uF
, 10%
, 100
V
D15
1N4148-1
C13
470pF, 1%, 200VD7
1N4148-1
C9
2200pF, 20%, 2000V
Vm
on
R23
100K, 1%, .25W
+12
C6
4700pF, 10%, 5000V
t
RT1YSI 44031
12
C20
2200pF, 20%, 2000V
C11
2200pF, 20%, 2000V
R2
1.00M 1%, .125W
C192200pF, 20%, 2000V
CDR 9 JULY 2001 8NCKU UCB Tohoku High Voltage Supplies P. Berg
HIGH VOLTAGE MULTIPLIER STACK
CDR 9 JULY 2001 9NCKU UCB Tohoku High Voltage Supplies P. Berg
HVPS PARTS
• LOW VOLTAGE AND DISCRETE PARTS CHOSEN FROM NASA PPL 22
• HIGH VOLTAGE FILTER CAPACTORS BUILT FROM HI-REL SCREENED COMMERCIAL PARTS
•HIGH VOLTAGE CONNECTORS DESIGNED AND BUILT AT SSL
•INTEGRATED CIRCUIT AMPLIFIERS RAD HARD TO BETTER THAN 20 K RAD
CDR 9 JULY 2001 10NCKU UCB Tohoku High Voltage Supplies P. Berg
STACK CAPCITOR SCREENING PROGRAM
• CAPACITORS VISUALLY INSPECTED
• CAPACITORS BURNED IN FOR 100 HOURS
• CAPACITORS TESTED FOR NOISE
CDR 9 JULY 2001 11NCKU UCB Tohoku High Voltage Supplies P. Berg
HV CAPACITOR BURN IN FIXTURE
CDR 9 JULY 2001 12NCKU UCB Tohoku High Voltage Supplies P. Berg
HV CAP SCREENING SET UP
CDR 9 JULY 2001 13NCKU UCB Tohoku High Voltage Supplies P. Berg
HV CAP HOLDING FIXTURE
CDR 9 JULY 2001 14NCKU UCB Tohoku High Voltage Supplies P. Berg
SPECTROPHOTOMETER -2500 V SUPPLY
CDR 9 JULY 2001 15NCKU UCB Tohoku High Voltage Supplies P. Berg
SPECTROPHOTOMETER -2500V SUPPLY
CDR 9 JULY 2001 16NCKU UCB Tohoku High Voltage Supplies P. Berg
SPECTROPHOTOMETER HV ASSEMBLY
CDR 9 JULY 2001 17NCKU UCB Tohoku High Voltage Supplies P. Berg
IMAGER HVPS ASSEMBLY
CDR 9 JULY 2001 18NCKU UCB Tohoku High Voltage Supplies P. Berg
STATUS
•PARTS IN HOUSE
•TESTING BEGUN ON SPECTROPHOTOMETER SUPPLY
•STACK ASSEMBLY IN PROCESS
•WALL ASSEMBLY FOR SPECTROPHOTOMETER SUPPLYIN PROCESS