NOTE: Magnify to see component reference designators.
Agilent N3305A
500W Electronic Load Module
5064-0133
500W Power Board PC Assembly
Component Locator
Page 24
+SENSE
1
1252-7760
2
3
4
5
6
J22
7
8
-SENSE
9
IMON_INV
10
VMON_INV
11
GND_AQS
12
CC_PROG
13
CV_PROG
14
CR_PROG
15
CP_PROG
16
GND_APS
17
TRIM_DAC
18
+2.5VREF
19
-2.5VREF
20
21
GND_ABS
22
+15VS
23
-15VS
24
+15VS_URS
25
-15VS_UR
26
TEMP
27
GND_ABS
28
ENABLE
29
OV
30
OP
31
CC_UNREG
32
CV_UNREG
33
RESET
34
34 PIN
POST
NOTES:
UNLESS OTHERWISE SPECIFIED:
1. RESISTOR CODE IS AS FOLLOWS:CODE "A"= VALUE IN OHMS, 1%, 1/16W, 200PPM, IN A 0603 PACKAGE
CODE "B" = VALUE IN OHMS, 1%, 1/10W, 100PPM, IN A 0805 PACKAGE
CODE "C" = VALUE IN OHMS, 1%, 1/8W, 100PPM, IN A 1206 PACKAGE
RESISTORS =
1.33K0.11/8W25
VALUE IN OHMS
NOTED IF OTHER THAN 1%
TCR
WATTAGE
OV
OP
CC_UNREG
CV_UNREG
R290
GND_ABS
GND_ABS
+5VS
B21.5K
+5VS
B21.5K
R104R105
+5VS
B21.5K
R248
GND_AQS
+5VS
0_OHM
0699-1503
GND_APS
10 B
R274
NL1252-1346NL1252-1346
STATUS COMPARATOR
U19
LM339
1
V+
GND
1826-
1528
-15VS
U19
LM339
V+
2
GND
1826-
1528
-15VS
U19
LM339
V+
14
GND
1826-
1528
-15VS
+15VS
U19
3
LM339
11
+
13
V+
10
GND
-
1826-
12
1528
-15VS
1020%
2.2
C95
20%
TA 20V
TA 10V
0180-4577
R18
B100K
0699-3053
R89
B6.81K
0699-3047
C30
GND_ABS
CE25V
NOTED IF OTHER THAN 50V
+15VS
3
12
+15VS
3
12
+15VS
3
12
0180-3975
+5VS
B21.5K
R97
0699-2986
R233
B61.9K
0699-3074
C62
0.01 D
0160-5945
0699-2986
GND_ABS
0699-2986
0699-2986
0699-3698
+15VS
R232
MX1
1
2. CAPACITOR CODE IS AS FOLLOWS:CODE "A" = VALUE IN MICROFARADS, >1%, 50V, TYPE COG, IN A 0603 PACKAGE
CODE "B" = VALUE IN MICROFARADS, >1%, 50V, TYPE X7R, IN A 0603 PACKAGE
CODE "C" = VALUE IN MICROFARADS, >1%, 50V, TYPE COG, IN A 0805 PACKAGE
CODE "D" = VALUE IN MICROFARADS, >1%, 50V, TYPE X7R, IN A 0805 PACKAGE
CAPACITORS =
VALUE IN MICROFARADS
2.2
C93
C92
20%
TA 20V
0180-3975
B12.1K
0699-3052
HEAT SINK THERMISTOR
RT1
0837-0397
R231
B6.19K
0699-3046
1000PF1%
NOTED IF 1% OR LESS
R234
0699-3074
R235
0699-3074
R244
0699-3074
20%
2.2
TA20V
0180-3975
B61.9K
+2.5VREF
+IN_INV
GND_ABS
MX2
1
B61.9K
B61.9K
C94
DIELECTRIC MATERIAL
C41
0.047 D
0160-5944
GND_ABS
7
+
6
-
5
+
+OP
4
-
-OP
9
+
8
CC_UNREG
CV_UNREG
-15VS_UR+15VS_URS+5VS-15VS+15VS
TA20V
20%
C96
2.2
0180-3975
LOW VOLTAGE CIRCUIT
4
2
GND
-
3
+
8
0.1 D
0160-7798
0699-3862
0699-2974
R228
B348
GND_ABS
VMON DIFFERENTIAL AMP AND BUFFER
R241
C71
100PF C
0160-5967
1/8W 25
OV
R102
CELL_PROG
B10K
0699-3051
C61
0.01 D
0160-5945
GND_ABS
+15VS
0699-3068
16.2K B
R33R27
511 B
0699-3032
GND_ABS
+15VS
B21.5K
R270R271
0699-2986
0699-2965
46.4K B
GND_ABS
GND_ABS
U28
-5V Source
MC79L05ACD
I4
7
NL1826-1783
I3
6
I2
O
3
1
I1
COMM
2
5
TA10V
C104
GND_ABS
R225
0699-3012
5%
C0G100V
C9
0160-8006
1200PF
10 20%
NL0180-4577
GND_ABS
R224R223
0699-3012
VOFF
B750K
CC_PROG
R26
0699-2984
B750K
CV UNREG
FET_VGS
R88
0699-3045
R179
+15VS
0699-3066
+15VS
B12.1K
R91
0699-3052
B13.3K
B18.7K
R90
0699-3524
GND_ABS
CC UNREG
FET_VGS
R101
B5.11K
B10K
0699-3051
+15VS
U3
8
D34072D
2
-
V+
1
3
VEE
+
1826-
B11K
1912
4
B4.32K
-15VS_UR
R29
0699-3718
GND_ABS
R1
B26.1K
0699-3070
C39
0.027 D
0160-7940
+15VS
U3
8
D34072D
6
-
V+
7
5
VEE
+
1826-
4
1912
C40
0.047D
0160-5944
-15VS_UR
GND_AQSGND_AQS
X7R16V
10%1UF
X7R16V
10%
C97
C98
0160-7736
1UF
GND_APS
GND_ABSGND_ABSGND_ABSGND_ABSGND_ABSGND_ABS
V_OFF_SW
-15VS
1813
1826-
R21
1
V+
B 750K
LM358
0699-3012
U26
+15VS
R19
B200K
-15VS_UR-5V
0160-7736
D5
1906-0334
B750K
0699-3012
C107
0.047 D
0160-5944
CV_UNREG
CC_UNREG
GND_ABS
VMON_INV
GND_ABS
GND_ABS
IMON_INV
C105
0.047 D
0160-5944
GND_ABS
NC
GND_AQS
GND_ABS
C75
0.047 D
0160-5944
GND_ABS
GND_ABS
1
2
3
OP-27
1826-
1925
J23
1251-4670
HEADER
0699-2491
V+
6
V-
-15VS
5
+
6
-
R134
1/8W 25
0699-2491
C55
0.1 D
0160-7798
C56
0.1 D
0160-7798
R195
R193
0.1%20K
+15VS
C110
1
8
7
U2
BAL
2
+
3
4
R194
GND_AQS
INVERTING VOLTAGE BUFFER
0.047 D
0160-5944
GND_ABS
+IN_INV
GND_ABS
+15VS
U27
8
LM358
V+
7
GND
1826-
4
1813
-15VS
0.1%20K
+15VS
B34.8
R275R276
0699-3843
1
U10
8
7
BAL
OP-27
-
V+
6
V-
+
1826-
4
1925
B34.8
0699-3843
-15VS
AGILENT TECHNOLOGIES RESTRICTED
R242
0.1%100K
0_OHM
1/8W 25
0699-1503
0699-2843
0_OHM
C10PF
NL0160-5975
R191
1/8W 25
0699-2843
0.1%20K
1/8W 25
0699-2491
C106
0160-5944
0699-1503
0.1%100K
7
C32
0.047D
R246 R245
R247
+15VS
U26
LM358
18261813
-15VS
R137
1/8W 25
0699-3602
0.1% 100K
0.1% 100K
0_OHM
8
V+
GND
4
0.1%12.4K
1/8W25
0699-2843
1/8W25
0699-2843
0699-1503
5
+
6
-
R192R243
GND_AQS
R159
0_OHM
0699-1503
1/8W25
0.1% 100K
1/8W25
0.1% 100K
0699-1503
CURRENT SUMMING CIRCUIT
R260
R261
B316K
0699-3053
0699-3004
C100
0160-7708
1000PF C
GND_AQS
B
C99
R272
0.1 D
1K
0160-7798
R227
B51.1K
0699-3053
0699-3073
1/8W 25
0699-2837
R259
2
3
THIS DOCUMENT AND ANY ASSOCIATED DATACONTAIN RESTRICTED INFORMATION THAT ISAGILENT TECHNOLOGIES PROPERTY. ONLYDISCLOSE OR DUPLICATE FOR OTHERS ASAUTHORIZED BY AGILENT TECHNOLOGIES.
0699-3042
C10PF
NL0160-5975
0699-3050
B3.83K
0160-7798
C111
R41
B9.09K
GND_AQS
0699-2843
0699-2843
R156
0_OHM
C82
R264
GND_AQS
0699-3034
R226
R62
C101
0.1 D
R188
C73
R255
C 0_OHM
C72
0160-6804
250V PM
0.047UF 10%
D 0.047UF
R184
19.6
R238
0_OHM
0699-1503
0.047 D
0160-5944
GND_ABS
B100K
0.047 D
B
0160-5944
GND_ABS
1K
0699-3034
TRIM_DAC
B100K
I_SUM
-2.5VREF
0.1%30K
GND_AQS
19.6
19.6
R189
R190
0699-3840
0699-3840
-LOCAL_SENSE
0160-7153
D 0.047UF
3
2
654
SW-PB
3101-2894
+LOCAL_SENSE
NL0699-1503
NL0160-7153
R185
R186
19.6
0699-3840
0699-3840
40K 0.1%
1/8W 25
1/8W 25
0699-2838
0699-2843
+15VS
C90
U27
8
LM358
3
+
V+
1
2
GND
-
1826-
4
1813
C91
-15VS
R262
B2.61K
0699-3039
D
5064-0133 B1
05/15/03GEORGE NOVAK/TOM COX
-IN
19.6
19.6
R187
0699-3840
0699-3840
N10
R196
S1
0_OHM
1
0699-1503
R197
0_OHM
0699-1503
N11N11
R183
19.6
19.6
0699-3840
0699-3840
+IN_BB
R124R240R239
0.1%100K
0.1%47.5K
1/8W 25
0699-3452
GND_AQS
R263
VMON_INV
B75K
0699-2992
Agilent Technologies
LOADRUNNER
HIGH POWER
MODEL NO. N3305A
(150V 60A)
5020-2992 ECO98050
-SENSE
+SENSE
+IN_BB
SHT 1 OF 4
Agilent N3305A
500W Electronic Load Module
5064-0133
500W Power Board PC Assembly
Page 1 of 4
Page 25
0699-2489
1/8W25
VMON_INV
CV_PROG
NOTES:
UNLESS OTHERWISE SPECIFIED:
1. RESISTOR CODE IS AS FOLLOWS:
NOTED IF OTHER THAN 1%
10K0.1%
R138
R139
10K 0.1%
1/8W 25
0699-2489
R229
10K 0.1%
1/8W 25
CV_UNREG
0699-2489
0699-2489
VMON_INV
CR_PROG
R219
10K 0.1%
1/8W 25
0699-2489
R230
10K 0.1%
1/8W 25
0699-2489
CODE "A"= VALUE IN OHMS, 1%, 1/16W, 200PPM, IN A 0603 PACKAGE
CODE "B" = VALUE IN OHMS, 1%, 1/10W, 100PPM, IN A 0805 PACKAGE
CODE "C" = VALUE IN OHMS, 1%, 1/8W, 100PPM, IN A 1206 PACKAGE
RESISTORS =
1.33K0.11/8W25
VALUE IN OHMS
1906-0334
1/8W25
10K0.1%
R218
CV_UNREG
1906-0334
TCR
WATTAGE
CV CONTROL CIRCUIT
D2
R32
R123
GND_APS
CR CONTROL CIRCUIT
C10
10%1UF
X7R16V
0160-7736
D27
R37R215
GND_APS
C38
0.047 D
0160-5944
B34.8
0699-3843
6
B34.8
0699-3843
B34.8
0699-3843
6
B34.8
0699-3843
0699-5258
0.1 D
0160-7798
0.1 D
0160-7798
0.1 D
0160-7798
0.1 D
0160-7798
0.1 D
0160-7798
R95
C36
C37
C78
C79
0.022 D
0160-6444
0699-3049
B60.4K
GND_ABS
CV ERROR AMP
GND_ABS
C80
0.047 D
0160-5944
GND_ABS
CR ERROR AMP
GND_ABS
IMON_INV
CC_PROG
CE25V
DIELECTRIC MATERIAL
NOTED IF OTHER THAN 50V
0160-7736
X7R 16 V
10%
1UF
C29
D3
1906-0334
+15VS
B82.5K
C10PF
1
8
B12.7K
B82.5K
B12.7K
C112C113
0699-2993
0699-3817
0699-2993
0699-3817
NL0160-5975
C10PF
NL0160-5975
BAL
-
2
+
3
R42
D26
1906-0334
1
BAL
-
2
+
3
7
B
1K
8
7
U9
V+
V-
4
-15VS
0699-3034
+15VS
R279R277R278
U25
V+
V-
4
OP-27
18261925
C77
OP-27
18261925
R280
-15VS
2. CAPACITOR CODE IS AS FOLLOWS:CODE "A" = VALUE IN MICROFARADS, >1%, 50V, TYPE COG, IN A 0603 PACKAGE
CODE "B" = VALUE IN MICROFARADS, >1%, 50V, TYPE X7R, IN A 0603 PACKAGE
CODE "C" = VALUE IN MICROFARADS, >1%, 50V, TYPE COG, IN A 0805 PACKAGE
CODE "D" = VALUE IN MICROFARADS, >1%, 50V, TYPE X7R, IN A 0805 PACKAGE
1000PF1%
CAPACITORS =
VALUE IN MICROFARADS
NOTED IF 1% OR LESS
R92
R201
0699-5258
R57C66
B2K
0699-3531
B8.25K
+IN_INV
C81
0.022 D
0160-6444
R178
0699-3049
B60.4K
+IN_INV
V_OFF_SW
B8.25K
0699-2999
FET_VGS
0699-2999
R99
GND_APS
R25
+5VS
R127
B20K
0699-3473
+15VS
U1
B20K
0699-3045
8
D34072D
6
R30
-
V+
7
5
VEE
+
1826-
4
1912
R86
-15VS
B5.11K
R20
B162K
750 B
0699-3033
1906-0334
R126
0699-3473
GND_APS
R23
B178K
0699-2998
+15VS
B26.1K
R161
D4
0699-3070
CELL_PROG
GND_ABS
5
+
6
-
DIG
+15VS
U20
8
LM358
V+
GND
4
+2.5VREF
7
18261813
-15VS
R268
0699-3051
B100K
R269
Q6
0699-3053
B10K
R43
0699-3066
MMBT2907
1853-0525
B11K
R31
46.4K B
+IN_INV
GND_ABS
0699-2965
R181
0699-3073
B51.1K
OV CIRCUIT
C150PF
C70
R180
0699-3713
0160-5965
-15VS
C74
0.047 D
0160-5944
GND_ABS
1813
4
1826-
2
GND
-
1
3
V+
+
LM358
8
U20
C84
0.047 D
0160-5944
+15VS
GND_ABS
D17
1906-0334
B36.5K
R182
0699-3045
OV
D18
1906-0334
B5.11K
CELL_PROG
POWER CONTROL CIRCUIT
R98
B2K
B178K
0699-3531
R216
0699-3473
0699-3045
0699-2998
R222
0699-3044
B20K
R158
R22
0699-3051
R40
1/8W 25
0699-2847
R157
1K 0.1%
1/8W 25
0699-2490
B4.64K
+15VS
1/8W 25
CP MULTIPLIER
R28
R257
0699-3051
GND_ABS
+IN_INV
IMON_INV
B10K
1906-0334
+OP
1K 0.1%
1/8W 25
0699-2490
R36
1K 0.1%
1/8W 25
0699-2490
+5VS
B100K
R267
Q5
0699-3053
MMBT2907
B
R273
1K
0699-3034
D30
X7R50V
10%0.22
C35
0160-7575
GND_ABS
R217
B20K
0699-3473
+15VS
C108
0.047 D
0160-5944
GND_ABS
U1
8
D34072D
2
-
V+
1
3
VEE
+
1826-
0699-3033
4
1912
B5.11K
B162K
R100
0.1%2K
R221
0699-3044
C109
0.047 D
0160-5944
-15VS
+15VS +5VS
13
V+
U8
DG444DY
B10K
IN
16
1826-2149
V-GND
45
-15VS
CC ERROR AMP
D6
1906-0334
B4.64K
B51.1K
R54
0699-3073
B21.5K
R34
0699-2986
-15VS
750 B
GND_ABS
D25
1906-0334
CC CONTROL CIRCUIT
R96
0699-2979
R281
1
8
U11
BAL
7
V+
2
V-
+
3
4
R282
-15VS
B2.15K
0699-3037
CELL_PROG
D22
1906-0334
RESET
DIG
D29D28
1906-0334 1906-0334
ENABLE
B2.15K
R283
0699-3037
B5.11K
C68
C64
B1.21K
B
8200PF
0160-7874
+15VS
B34.8
C102
0699-3843
0.1 D
0160-7798
GND_ABS
OP-27
R24
0699-3843
R39
B 2.15K
0699-3037
750 B
0699-3033
C103
0.1 D
0160-7798
C67
0.022 D
0160-6444
1906-0334
D8
1906-0334
GND_ABS
6
18261925
B34.8
R87
0.022 D
0160-6444
GND_AQS
D7
CELL_PROG
CC_UNREG
GND_ABS
0699-3045
R35
GND_ABS
12
VL
14
S
D
15
C10PF
C114
NL0160-5975
R38
GND_APS
-15VS
1853-0525
R206
R214
B51.1K
B33.2K
0699-3073
GND_ABS
7
8
X2X1W
1
Y1
2
Y2
GND_ABS
0699-3780
1K
0699-3034
B100K
B100K
R203R202
D23
1906-0334
+LOCAL_SENSE
U24
AD633JR
1826-2959
R205
0699-3053
0699-3053
0699-2490
C42
0.047 D
0160-5944
6
+VS
5
4
Z
3
-VS
C65
GND_AQS
-15VS
0.047 D
0160-5944
CELL_PROG
-15VS
1912
4
1826-
+
VEE
5
7
V+
-
6
D34072D
B
8
U21
+15VS
C33
C220PF
0160-5954
D24
1906-0334
+15VS
C0_OHM
C0_OHM
C
R251
R250
R249
AGILENT TECHNOLOGIES RESTRICTED
0_OHM
NL0699-1503
NL0699-1503
NL0699-1503
R213
R204
0_OHM
75K C
NL0699-1503
NL0699-1412
THIS DOCUMENT AND ANY ASSOCIATED DATACONTAIN RESTRICTED INFORMATION THAT ISAGILENT TECHNOLOGIES PROPERTY. ONLYDISCLOSE OR DUPLICATE FOR OTHERS ASAUTHORIZED BY AGILENT TECHNOLOGIES.
0699-3032
0160-5944
1
8
BAL
2
-
3
+
R256
0699-2490
1/8W 25
1K 0.1%
CP_PROG
CP ERROR AMP
POWER-ON AND OVER-POWER CIRCUIT
D21
1906-0334
R210
14.3K B
0699-4414
R212
GND_ABS
C
C85R125
0.047 D
1K 0.1%
511 B
7
V+
V-
4
-OP
+15VS
U23
D19
OP-27
1906-0334
6
18261925
-15VS
Q3
B1.78K
0699-2981
C76
0.022 D
0160-6444
R211
162 B
0699-3059
+OP
CELL_PROG
+15VS
R208
B3.16K
B274
0699-4270
0699-3040
3
Q4
MMBT2222A
1854-1053
1
2
B6.81K
R209
0699-3047
D20
6.2V_5%
1902-1542
-15VS
MMBT2907
1853-0525
B274
R291
R207
0699-4270
Agilent Technologies
LOADRUNNER
HIGH POWER
MODEL NO. N3305A
5064-0133
GEORGE NOVAK/TOM COX05/15/03
(150V 60A)
5020-2992 ECO#98050
B1
SHT 2 OF 4
D
Agilent N3305A
500W Electronic Load Module
5064-0133
500W Power Board PC Assembly
Page 2 of 4
Page 26
D
Q11
2
CELL_PROG
+15VS_URS
R44
0699-5773
47.5K B
B14.7K
R2
0699-3067
GND_AQS
CELL_PROG
B51.1K
R48
0699-3073
B14.7K
R6
0699-3067
GND_AQS
NOTES:
UNLESS OTHERWISE SPECIFIED:
1. RESISTOR CODE IS AS FOLLOWS:CODE "A"= VALUE IN OHMS, 1%, 1/16W, 200PPM, IN A 0603 PACKAGE
CODE "B" = VALUE IN OHMS, 1%, 1/10W, 100PPM, IN A 0805 PACKAGE
CODE "C" = VALUE IN OHMS, 1%, 1/8W, 100PPM, IN A 1206 PACKAGE
RESISTORS =
NOTED IF OTHER THAN 1%
C44
0.047 D
0160-5944
GND_ABSGND_ABS
U4
8
D34072D
2
-
V+
1
3
VEE
+
1826-
4
1912
C43
0.047 D
0160-5944
GND_ABS
-15VS_UR
D4700PF
0160-6218
U13
N2
7
AD8551AR
V+
6
V-
B
4.99KB
0699-3471
2
3
4.99KB
0699-3471
VALUE IN OHMS
4
0.1%20K
R129
0699-2491
-VS_PB
1/8W 25
I_SUM
C11
1000PF C
0160-7708
+15VS_URS
C51
0.047 D
0160-5944
U6
8
D34072D
-
V+
1
VEE
+
18261912
4
C52
0.047 D
0160-5944
GND_ABS
-15VS_UR
C5C6C7C8
D4700PF
0160-6218
GND_AQSGND_AQS
+5VS
U16
N5
AD8551AR
V+
6
B
0.1%20K
R133
0699-2491
-VS_PB
1/8W 25
I_SUM
C15
1000PF C
0160-7708
1.33K0.11/8W25
TCR
WATTAGE
C47PF
B1M
C21
R52
0699-3077
3.32K 0.1%
1K 0.1%
1/8W 25
1/8W 25
0699-31310699-2490
1/8W 25
1826-8691
0699-2487
3
+
2
-
R72
0.1% 90K
0699-2487
1K 0.1%
3.32K 0.1%
1/8W 25
1/8W 25
0699-2490
0699-3131
B1M
C25
R58
0699-3077
R149R171R174R152
3.32K 0.1%
1/8W 25
0699-3131
1/8W 25
1826-8691
0699-2487
7
3
+
2
V-
-
4
0.1% 90K
0699-2487
R150R172R151R173R153R175R162
3.32K 0.1%
1/8W 25
0699-3131
IRFP240
1855-1003
1
G
3
S
FET ASSEMBLY 5063-2378
0160-5957
R10
F9
.062A
B21.5
2110-0881
0699-3828
R164R142
R71
+2.5VREF
0.1%90K
0.05
R63
5182-9172
1/8W25
GND_AQSGND_AQSGND_AQSGND_AQS
C47PF
FET ASSEMBLY 5063-2378
0160-5957
R14
B21.5
2110-0881
0699-3828
1K 0.1%
1/8W 25
0699-2490
0.1%90K
0.05
R67
R80
1/8W25
GND_AQSGND_AQS
1K 0.1%
1/8W 25
0699-2490
2. CAPACITOR CODE IS AS FOLLOWS:
D
2
1
G
NL1855-0524
3
S
B100K
R116
0699-3053
F1
15A
D
Q21
2
IRFP240
1855-1003
1
G
3
S
D
1
G
S
B100K
R120
0699-3053
F5
1000PF1%
VALUE IN MICROFARADS
NOTED IF 1% OR LESS
2
NL1855-0524
3
F13
.062A
5182-9172
CODE "A" = VALUE IN MICROFARADS, >1%, 50V, TYPE COG, IN A 0603 PACKAGE
CODE "B" = VALUE IN MICROFARADS, >1%, 50V, TYPE X7R, IN A 0603 PACKAGE
CODE "C" = VALUE IN MICROFARADS, >1%, 50V, TYPE COG, IN A 0805 PACKAGE
CODE "D" = VALUE IN MICROFARADS, >1%, 50V, TYPE X7R, IN A 0805 PACKAGE
CAPACITORS =
Q1
IRF640
2110-1138
Q2
IRF640
15A
2110-1138
GND_ABS
GND_ABS
CELL_PROG
C47PF
R45
R3
GND_AQS
C46
0.047D
0160-5944
CELL_PROG
GND_AQS
C53
0.047D
0160-5944
CE25V
DIELECTRIC MATERIAL
NOTED IF OTHER THAN 50V
+15VS_URS
0699-5773
R49
R7
47.5K B
B14.7K
-VS_PB
B51.1K
B14.7K
-VS_PB
U4
8
D34072D
6
-
V+
7
5
VEE
+
1826-
4
1912
0699-3067
-15VS_UR
0160-6218
C45
0.047D
0160-5944
GND_ABS
N1
AD8551AR
4.99KB
0699-3471
0.1%20K
R130
1/8W 25
I_SUM
C12
1000PF C
0160-7708
+15VS_URS
0699-3073
0699-3067
U6
8
D34072D
6
-
V+
5
VEE
+
18261912
4
-15VS_UR
0160-6218
C54
0.047D
0160-5944
GND_ABSGND_ABS
N6
4.99KB
0699-3471
0.1%20K
R135
I_SUM
1000PF C
0160-7708
B1M
C22
R53
0160-5957
0699-3077
R11
B21.5
0699-3828
D4700PF
R143R165R168R146
1K 0.1%3.32K 0.1%
1/8W 25
1/8W 25
0699-2490
0699-3131
+5VS+5VS
1826-8691
U12
7
V+
6
V-
4
-VS_PB
0699-2491
3.32K 0.1%
1/8W 25
0699-3131
7
D4700PF
3.32K 0.1%
+5VS
1826-8691
U17
7
AD8551AR
V+
6
V-
4
0699-2491
-VS_PB
1/8W 25
3.32K 0.1%
3
+
2
-
R59
1/8W 25
0699-3131
+
-
1/8W 25
0699-3131
0.1%90K
1/8W 25
0699-2487
R64
R74
0.1% 90K
1/8W25
0699-2487
1K 0.1%
1/8W 25
0699-2490
C47PF
B1M
C26
0160-5957
0699-3077
R15
B21.5
0699-3828
1K 0.1%
1/8W 25
0699-2490
R82R79
0.1%90K
1/8W 25
0699-2487
3
2
R81
0.1% 90K
1/8W25
0699-2487
1K 0.1%
1/8W 25
0699-2490
MF2MF1
FIDUCIAL
TH1
TOOLING
TOOLING
HOLE
HOLE
IRFP240
1855-1003
F10
.062A
2110-0881
0.05
5182-9172
1855-1003
F14
.062A
2110-0881
0.05
R68
TH2TH3
Q12
IRFP240
5182-9172
MF3
FIDUCIALFIDUCIAL
TOOLING
HOLE
D
2
1
G
3
S
4
G
B100K
R117
0699-3053
D
Q22
2
1
G
3
S
4
G
B100K
R121
0699-3053
D
5
S
6
F2
D
S
F6
GND_ABS
Q1
IRF640
NL1855-0524
15A
2110-1138
5
Q2
IRF640
NL1855-0524
6
15A
2110-1138
C0_OHM
R258
NL0699-1503
D
Q13
CELL_PROG
+15VS_URS
R46
R4
GND_AQS
CELL_PROG
R50
R8
GND_AQS
12MC1
0699-5773
47.5K B
B14.7K
0699-3067
B51.1K
0699-3073
B14.7K
0699-3067
C48
0.047 D
0160-5944
U5
8
D34072D
2
-
V+
1
3
VEE
+
1826-
4
1912
C47
0.047 D
0160-5944
GND_ABS
-15VS_UR
D4700PF
0160-6218
+5VS+5VS
U14
N3
7
AD8551AR
V+
6
4.99KB
0699-3471
2
3
4.99KB
0699-3471
V-
0.1%20K
R131
0699-2491
-VS_PB
1/8W 25
I_SUM
C13
1000PF C
0160-7708
+15VS_URS
C58
0.047 D
0160-5944
GND_ABSGND_ABS
U7
8
D34072D
-
V+
1
VEE
+
18261912
4
C57
0.047 D
0160-5944
GND_ABS
-15VS_UR
D4700PF
0160-6218
GND_AQS
+5VS
U18
N7
7
AD8551AR
V+
6
V-
0.1%20K
R136
0699-2491
-VS_PB
1/8W 25
I_SUM
C18C16
1000PF C
0160-7708
SCREW_M4_U SCREW_M4_U SCREW_M4_U
MT6
MT7
MT8
SCREW_M4_P
SCREW_M4_P
B1M
C23
R55
0699-3077
3.32K 0.1%
1/8W 25
0699-31310699-2490
1826-8691
3
+
2
-
4
0.1% 90K
0699-2487
3.32K 0.1%
1/8W 25
0699-3131
B1M
C27
R60
0699-3077
3.32K 0.1%
1/8W 25
0699-3131
1826-8691
3
+
2
-
4
0.1% 90K
0699-2487
3.32K 0.1%
1/8W 25
0699-3131
MP14MP13MT9
MT4
MT5
SCREW_M4_P
SCREW_M4_P
+IN
C47PF
0160-5957
1K 0.1%
1/8W 25
R76R73
1/8W 25
0699-2487
R75
1/8W25
1K 0.1%
1/8W 25
0699-2490
C47PF
0160-5957
1K 0.1%
1/8W 25
0699-2490
R84
1/8W 25
0699-2487
R83
1/8W25
1K 0.1%
1/8W 25
0699-2490
SCREW_M4_P
R12
0699-3828
0.1%90K
R16
0699-3828
0.1%90K
GND_AQS
B21.5
+2.5VREF+2.5VREF
R65
B21.5
+2.5VREF
R69
SLOT_PLATED
SCREW_M4_P
1855-1003
.062A
2110-0881
0.05
1855-1003
.062A
2110-0881
0.05
MT12
SLOT_PLATED
MT11
SCREW_M4_P
IRFP240
F11
5182-9172
IRFP240
F15
5182-9172
1
MT16
MT15
2
1
G
S
3
D
7
G
S
B100K
R118
0699-3053
F3
D
Q23
2
1
G
3
S
D
7
G
S
B100K
R122
0699-3053
F7
+IN_BB
1
-IN
CELL_PROG
R47
Q1
IRF640
15A
2110-1138
GND_ABS
Q2
IRF640
15A
2110-1138
GND_ABS
C49
0160-5944
C60
0160-5944
GND_AQS
0.047D
CELL_PROG
GND_AQS
0.047D
R5
VOFF
-VS_PB
R51
R9
-VS_PB
47.5K B
B14.7K
B51.1K
B14.7K
8
NL1855-0524
9
Relocated with cuts and jumpers
8
NL1855-0524
9
+15VS_URS
0699-5773
U5
8
D34072D
6
-
V+
7
5
VEE
+
1826-
4
1912
0699-3067
-15VS_UR
C4C3C2C1
0160-6218
C50
0.047D
0160-5944
GND_ABS
N4
AD8551AR
R110R109R108R107
4.99K
0699-3471
0.1%20K
R132
1/8W 25
I_SUM
C14
1000PF C
0160-7708
+15VS_URS
0699-3073
U7
8
D34072D
6
-
V+
7
5
VEE
+
18261912
4
0699-3067
-15VS_UR
0160-6218
C59
0.047D
0160-5944
N8
AD8551AR
R115R113R112R111
4.99K
0699-3471
0.1%20K
R140
1/8W 25
I_SUM
C19
1000PF C
0160-7708
-VS_PB
C0_OHM
0_OHM
R200
R199
0699-1503
NL0699-1503
GND_ABS
GND_ABS
-5V
AGILENT TECHNOLOGIES RESTRICTED
THIS DOCUMENT AND ANY ASSOCIATED DATACONTAIN RESTRICTED INFORMATION THAT ISAGILENT TECHNOLOGIES PROPERTY. ONLYDISCLOSE OR DUPLICATE FOR OTHERS ASAUTHORIZED BY AGILENT TECHNOLOGIES.
6
0699-2491
+5VS
6
0699-2491
0.1 D
0160-7798
D4700PF
U15
-VS_PB
D4700PF
GND_AQS
U22
-VS_PB
C31
GND_AQSGND_AQSGND_AQSGND_AQS
V+
V-
V+
V-
GND_AQS
Relocated with cuts and jumpers
B1M
C24
R56
0699-3077
3.32K 0.1%
1/8W 25
0699-31310699-2490
1/8W 25
1826-8691
0699-2487
7
3
+
2
-
4
0.1% 90K
0699-2487
R147R169R145R167R166R144R141R163
1K 0.1%
3.32K 0.1%
1/8W 25
1/8W 25
0699-2490
0699-3131
B1M
C28
R61
0699-3077
R155R177R176R154
3.32K 0.1%
1/8W 25
0699-3131
1/8W 25
1826-8691
0699-2487
7
3
+
2
-
4
0.1% 90K
0699-2487
1K 0.1%
3.32K 0.1%
1/8W 25
1/8W 25
0699-2490
0699-3131
MT10
SCREW_M4_P
N9
GND_ABS
C47PF
0160-5957
R13
0699-3828
R170R148
1K 0.1%
1/8W 25
R78
R77
1/8W25
C47PF
0160-5957
1K 0.1%
1/8W 25
0699-2490
R85
R106
1/8W25
R198
0.1%90K
R17
0699-3828
+2.5VREF+2.5VREF+2.5VREF
0.1%90K
C115
GND_ABS
B21.5
+2.5VREF
GND_AQS
FET_VGS
B21.5
20%
4700PF
R66
C63R70
GND_ME
1KV PM
NL0160-4439
1855-1003
F12
.062A
2110-0881
0.05
1855-1003
F16
.062A
2110-0881
0.05
20%1000PF
250V
D
Q14
IRFP240
5182-9172
C83
R93
Q24
IRFP240
5182-9172
PM
R160
0160-4183
E1
5064-0133
1
R119
1
R128
G
10%0.68UF
250V PM
5W5
NL0812-0047
G
10%10M
0362-0807
Agilent N3305A
500W Electronic Load Module
D
2
3
S
D
11
Q1
IRF640
10
G
NL1855-0524
S
12
B100K
0699-3053
F4
15A
2110-1138
10%0.68UF
+IN_BB
PM
C20R94
0160-5777
0160-5777
250V
MID_SNUB
C89C69
0.1 D
0160-7798
3 5%
0811-1224
0.1 D
0160-7798
D
2
3
S
D
11
Q2
IRF640
10
G
NL1855-0524
12
S
B100K
0699-3053
F8
15A
2110-1138
2001/8W
2001/8W
2001/8W
Wire 5060-3150
R252
0699-1466
10%10M
R253
0699-1466
10%10M
Agilent Technologies
LOADRUNNER
HIGH POWER
MODEL NO. N3305A
(150V 60A)
5020-2992 ECO#98050
GEORGE NOVAK/TOM COX05/15/03
C17
0699-1466
VR1
NL1901-1284
D1
NL1901-1335
+Binding Post
+IN
+IN_BB
20%
R103
0_OHM
0699-1503
0160-4183
250V PM
1000PF
+LOCAL_SENSEGND_ME
-Binding Post
-IN
2001/8W
10%10M
R254
0699-1466
0_OHM
R114
0699-1503
-LOCAL_SENSE
B1
SHT 3 OF 4
5064-0133
500W Power Board PC Assembly
Page 3 of 4
Page 27
D
2
NL1855-0524
3
S
F301
D
2
NL1855-0524
3
S
F305
Q301
15A
2110-1138
Q302
15A
IRF640
IRF640
2110-1138
GND_ABS
GND_ABS
CELL_PROG
GND_AQS
C346
0160-5944
CELL_PROG
C353
0160-5944
R345
R303
0.047D
GND_AQS
0.047D
D
Q312
2
3
S
D
2
3
G
0699-3053
D
5
NL1855-0524
6
F302
D
S
F306
Q301
IRF640
15A
2110-1138
5
Q302
IRF640
NL1855-0524
6
15A
2110-1138
CELL_PROG
R346
R304
GND_AQS
CELL_PROG
R350
R308
GND_AQS
47.5K B
B14.7K
B51.1K
B14.7K
0699-5773
0699-3067
0699-3073
0699-3067
+15VS_URS
C348
0.047 D
0160-5944
U305
8
D34072D
2
-
V+
1
3
VEE
+
1826-
4
1912
C347
0.047 D
0160-5944
GND_ABS
-15VS_UR
D4700PF
0160-6218
GND_AQSGND_AQS
+5VS
N303
U314
7
AD8551AR
V+
6
4.99KB
0699-3471
4.99KB
0699-3471
2
3
-15VS_UR
V-
4
0.1%20K
R431
0699-2491
1/8W 25
-VS_PB
I_SUM
C313
1000PF C
0160-7708
+15VS_URS
C358
0.047 D
0160-5944
GND_ABSGND_ABS
U307
8
D34072D
-
V+
1
VEE
+
1826-
4
1912
C357
0.047 D
0160-5944
GND_ABS
D4700PF
0160-6218
GND_AQSGND_AQSGND_AQSGND_AQS
+5VS
U318
N307
7
AD8551AR
V+
6
V-
B
4
0.1%20K
-VS_PB
R436
0699-2491
1/8W 25
I_SUM
C318C319
1000PF C
0160-7708
C47PF
B1M
C323
R355
0699-3077
3.32K 0.1%
1K 0.1%
1/8W 25
1/8W 25
0699-31310699-2490
R376R373
1/8W 25
0699-2487
1826-8691
3
+
2
-
R375
0.1% 90K
1/8W25
0699-2487
1K 0.1%
3.32K 0.1%
1/8W 25
1/8W 25
0699-2490
0699-3131
C47PF
B1M
C327
R360
0699-3077
3.32K 0.1%
1K 0.1%
1/8W 25
1/8W 25
0699-3131
0699-2490
R384
1/8W 25
0699-2487
1826-8691
3
+
2
-
R383
0.1% 90K
1/8W25
0699-2487
1K 0.1%
3.32K 0.1%
1/8W 25
1/8W 25
0699-2490
0699-3131
0160-5957
R312
0699-3828
0.1%90K
R467R445
0160-5957
R316
0699-3828
0.1%90K
R475R453
B21.5
+2.5VREF+2.5VREF
R365
B21.5
+2.5VREF
R369
IRFP240
1855-1003
1
G
R368
F310
.062A
2110-0881
0.05
2110-0881
0.05
5182-9172
IRFP240
1855-1003
F314
.062A
5182-9172
S
4
G
B100K
R417
0699-3053
Q322
1
G
S
4
B100K
R421
C47PF
+15VS_URS
0699-5773
47.5K B
B14.7K
0699-3067
-VS_PB
B51.1K
R349
B14.7K
R307
-VS_PB
U304
8
D34072D
6
-
V+
7
5
VEE
+
1826-
4
1912
-15VS_UR
0160-6218
C345
0.047D
0160-5944
GND_ABS
N301
AD8551AR
4.99KB
0699-3471
0.1%20K
R430
1/8W 25
I_SUM
C312
1000PF C
0160-7708
+15VS_URS
0699-3073
U306
8
D34072D
6
-
V+
5
VEE
+
1826-
4
1912
0699-3067
-15VS_UR
0160-6218
0.047D
0160-5944
GND_ABSGND_ABS
N306
4.99KB
0699-3471
0.1%20K
R435
1/8W 25
I_SUM
1000PF C
0160-7708
B1M
C322
R353
0160-5957
0699-3077
R311
B21.5
0699-3828
D4700PF
R443R465R468R446
1K 0.1%3.32K 0.1%
1/8W 25
1/8W 25
GND_AQS
+5VS
U312
7
V+
6
V-
0699-2491
-VS_PB
7
D4700PF
+5VS+5VS
U317
AD8551AR
V+
6
0699-2491
-VS_PB
C316
0699-3131
1826-8691
4
3.32K 0.1%
1/8W 25
0699-3131
3.32K 0.1%
1826-8691
7
V-
4
3.32K 0.1%
3
+
2
-
R359
1/8W 25
0699-3131
+
-
1/8W 25
0699-3131
0699-2490
0.1%90K
1/8W 25
0699-2487
R364
R374
0.1% 90K
1/8W25
0699-2487
R466R444
1K 0.1%
1/8W 25
0699-2490
C47PF
B1M
C326
0160-5957
0699-3077
R315
B21.5
0699-3828
1K 0.1%
1/8W 25
0699-2490
R382R379
0.1%90K
1/8W 25
0699-2487
3
2
R381
0.1% 90K
1/8W25
0699-2487
R473R451
1K 0.1%
1/8W 25
0699-2490
1855-1003
F311
.062A
2110-0881
0.05
5182-9172
1855-1003
F315
.062A
2110-0881
0.05
5182-9172
IRFP240
IRFP240
D
Q313
2
1
G
S
3
7
G
B100K
R418
0699-3053
D
Q323
2
1
G
3
S
7
G
B100K
R422
0699-3053
D
Q311
2
CELL_PROG
+15VS_URS
C344
R344
R302
GND_AQS
CELL_PROG
R348
R306
GND_AQS
47.5K B
B14.7K
B51.1K
B14.7K
0699-5773
0699-3067
0699-3073
0699-3067
0.047 D
0160-5944
U304
8
D34072D
2
-
V+
1
3
VEE
+
1826-
4
1912
C343
0.047 D
0160-5944
-15VS_UR
0160-6218
N302
AD8551AR
R407R408R409R410
4.99K
0699-3471
0.1%20K
R429
1/8W 25
I_SUM
C311
1000PF C
0160-7708
+15VS_URS
0.047 D
0160-5944
U306
8
D34072D
2
-
V+
3
VEE
+
1826-
4
1912
0.047 D
0160-5944
-15VS_UR
0160-6218
N305
R411R412R413
4.99K
0699-3471
0.1%20K
R433
I_SUM
1000PF C
0160-7708
B1M
C321
R352
GND_ABSGND_ABS
0699-3077
GND_ABS
D4700PF
3.32K 0.1%
1/8W 25
GND_AQS
0699-31310699-2490
U313
6
0699-2491
C351
1
+5VS
V+
-VS_PB
7
V-
4
1826-8691
+
-
3.32K 0.1%
1/8W 25
0699-3131
1/8W 25
0699-2487
3
2
0.1% 90K
0699-2487
1K 0.1%
1/8W 25
0699-2490
B1M
C325
R358
0699-3077
C352
GND_ABS
C305
D4700PF
R449R471R474R452
3.32K 0.1%
1/8W 25
0699-3131
+5VS
1826-8691
U316
7
AD8551AR
3
+
V+
6
2
V-
-
4
3.32K 0.1%
1/8W 25
0699-3131
0.1% 90K
0699-2487
1/8W 25
C315
0699-2491
-VS_PB
IRFP240
1855-1003
1
G
S
FET ASSEMBLY 5063-2378
F309
1
G
.062A
2110-0881
B100K
R416
0699-3053
0.05
5182-9172
Q321
IRFP240
1855-1003
1
G
S
FET ASSEMBLY 5063-2378
F313
.062A
2110-0881
B100K
R420
0.05
5182-9172
3
D
2
3
1
G
0699-3053
C47PF
0160-5957
R310
B21.5
0699-3828
R464R442
1K 0.1%
1/8W 25
R371
+2.5VREF
0.1%90K
R363
R372
1/8W25
GND_AQSGND_AQSGND_AQS
R463R441
C47PF
0160-5957
R314
B21.5
0699-3828
1K 0.1%
1/8W 25
0699-2490
+2.5VREF
0.1%90K
1/8W 25
0699-2487
R367
R380
1/8W25
GND_AQSGND_AQSGND_AQSGND_AQS
R472R450
1K 0.1%
1/8W 25
0699-2490
D
8
NL1855-0524
9
S
F303
D
8
NL1855-0524
9
S
F307
Q301
15A
GND_ABS
Q302
15A
GND_ABS
IRF640
2110-1138
IRF640
2110-1138
C349
0160-5944
C360
0160-5944
CELL_PROG
R347
R305
GND_AQS
-VS_PB
0.047D
CELL_PROG
R351
R309
GND_AQS
-VS_PB
0.047D
0699-5773
47.5K B
B14.7K
0699-3067
B51.1K
0699-3073
B14.7K
0699-3067
4.99KB
0699-3471
R415
4.99K
0699-3471
+15VS_URS
8
6
-
V+
5
VEE
+
4
-15VS_UR
GND_ABS
N304
B
R432
I_SUM
+15VS_URS
8
6
-
V+
5
VEE
+
4
-15VS_UR
0160-5944
N308
B
R440
I_SUM
U305
D34072D
U307
D34072D
C359C354
18261912
0160-6218
0160-5944
0.1%20K
1000PF C
0160-7708
18261912
0160-6218
0.047D
0.1%20K
1000PF C
0160-7708
7
C304C303C302C301
C350
0.047D
AD8551AR
1/8W 25
C314
7
C308C307C306
AD8551AR
1/8W 25
U314
6
0699-2491
U322
6
0699-2491
R356
D4700PF
3.32K 0.1%
1/8W 25
0699-31310699-2490
+5VS
1826-8691
7
3
+
V+
2
V-
-
4
-VS_PB
3.32K 0.1%
1/8W 25
0699-3131
R361
D4700PF
R455R477R476R454
3.32K 0.1%
1/8W 25
0699-3131
1826-8691
7
3
+
V+
2
V-
-
4
-VS_PB
3.32K 0.1%
1/8W 25
0699-3131
B1M
B1M
C324
0699-3077
C328
0699-3077
C47PF
1K 0.1%
1/8W 25
R378
1/8W 25
0699-2487
R377
0.1% 90K
0699-2487
R469R447
1K 0.1%
1/8W 25
0699-2490
C47PF
1K 0.1%
1/8W 25
0699-2490
R385
1/8W 25
0699-2487
R406
0.1% 90K
0699-2487
R498R462
1K 0.1%
1/8W 25
0699-2490
0160-5957
0699-3828
R470R448
0.1%90K
1/8W25
0160-5957
0699-3828
0.1%90K
1/8W25
D
Q314
2
IRFP240
1855-1003
1
G
S
3
D
11
Q301
R313
F312
.062A
B21.5
2110-0881
+2.5VREF
0.05
R366
5182-9172
GND_AQS
Q324
IRFP240
1855-1003
R317
F316
.062A
B21.5
2110-0881
+2.5VREF+2.5VREF
0.05
R370
5182-9172
IRF640
10
G
NL1855-0524
S
12
B100K
R419
0699-3053
15A
F304
2110-1138
10%0.68UF
PM
10%0.68UF
C320
C383
0160-5777
0160-5777
250V PM
250V
MID_SNUB
5W5
3 5%
R394
D
11
NL1855-0524
12
S
F308
Q302
15A
0811-1224
IRF640
2110-1138
3 5%
R395
0811-1224
+Binding Post
+IN
-Binding Post
-IN
R393
NL0812-0047
D
2
1
G
3
S
10
G
B100K
R428
0699-3053
Agilent N3305A
500W Electronic Load Module
5064-0133
500W Power Board PC Assembly
Page 4 of 4
Page 28
5064-0133 Power Board 500W Parts List
Reference Designator
Agilent P/N
C1-C8, C301-C308160160-6218 CAP-FXD 4700pF +-10pct 50 V CER X7R08055C472KATRA