Model 3300A Section VII
Table 7-1. Replaceable Parts
REFERENCE -hp-
DESIGNATOR PART NO TQ DESCRIPTION MFR. MFR. PART NO.
A1 thru A6 Used in instruments serial prefixed 519-,
533-, 609-, 616- and 622-. See
Supplement B for replaceable parts.
A7 thru A10 Not assigned
A11 03300-66511 Assembly-Oven Board -hp-
A11CR1 1902-3182 1 Diode: breakdown zener 12.1 V ± 5%400mW 04713 SZ10930-206
A11CR2 1901-0025 14 Diode: Si junction 100 mA at 1V 100 piv 12 pF 93332 D 6238
A11F1 2110-0287 1 Fuse: Link thermal melts at 225° F 4 amp 71400 TGH
cont at 175° F
A11Q1, 1854-0087 8 TSTR: Si NPN -hp-
A11Q2
A11Q3, 1853-0010 13 TSTR: Si PNP** -hp-
A11Q4
A11Q5 1854-0307 2 TSTR: Si NPN** -hp-
A11Q6 1853-0066 1 TSTR: Si PNP 2N4250 07263 obd
A11Q7 1854-0307 TSTR: Si NPN** -hp-
A11Q8 1855-0082 1 TSTR: P channel FET 04713 SS 3723
A11Q9 1854-0087 2 TSTR: Si NPN -hp-
A11R1 0757-0442 2 R: fxd prec met flm 10K ± 1% 1/8 W 75042 CEA T-O obd
A11R2 0757-0190 1 R: fxd prec met flm 20K ± 1% 1/2 W 19701 MF7C T-O obd
A11R3 0757-1085 1 R: fxd prec met flm 21K ± 1% 1/2 W 75042 CEC T-O obd
A11R4 0757-0442 R: fxd prec met flm 10K ± 1% 1/8 W 75042 CEA T-O obd
A11R5 0757-0289 1 R: fxd prec met flm 13. 3K ± 1% 1/8 W 19701 MF5C T-O obd
A11R6 0757-0449 1 R: fxd prec met flm 20 kΩ ± 1% 1/8 W 19701 MF5C T-O obd
A11R7 0757-0283 2 R: fxd prec met flm 2 kΩ ± 1% 1/8 W 19701 MF5C T-O obd
A11R8, 0698-3482 2 R: fxd prec met flm 224K ± 1/4% 1/2 W 75042 CEC T-O obd
A11R9
A1R10 0698-3355 1 R: fxd prec met flm 1.5 MΩ ± 1/4% 1/2 W 75042 CEC T-O obd
A11R11* 0757-0861 1 R: fxd prec met flm 130 kΩ ± 1% 1/2 W 75042 CEC T-O obd
A11R12 0698-6683 1 R: fxd prec met flm 169K ± 0. 25% 1/4 W 19701 MF6C T-8 obd
A11R13, 0757-0438 3 R: fxd prec met flm 5. 11K ± 1% 1/8 W 19701 MF5C T-O obd
A11R14
A11R15 0757-0828 1 R: fxd prec met flm 3.01 kΩ ± 1% 1/2 W 75042 CEC T-O obd
A11R16 Not assigned
A11R17* 0698-4135 1 R: fxd prec met flm 8.87K ± 1% 1/2 W 75042 CEC T-O obd
A11R18 thru Not assigned
A11R20
A11R21 thru 0766-0025 6 R: fxd prec met flm 101Ω ± 2% 3 W 76055 3MOL obd
A1R26
A11R27 0757-0827 1 R: fxd prec met flm 2. 74K ± 1% 1/2 W 75042 CEC T-O obd
A11RT1 0839-0012 1 Thermistor: 50K ± 10% 83186 45R1 obd
A12 03300-66512 Assembly-Power Supply Board -hp-
A12C1, 0180-0149 2 C: fxd Al elect 65
Î
F 60 vdcw 56289 (Type 30D) D36978
A12C2
A12C3 0180-0094 2 C: fxd Al elect 100
Î
F +75% -10% 25 vdcw 56289 30D107G025DD2-
A12C4 DSM
A12C5 0150-0096 1 C: fxd cer 0.05
Î
F +80% -20% 100 vdcw 72982 845-Y5V-503Z
A12C6*, 0160-0195 2 C: fxd cer 1000 pF ± 20% 56289 19C251A
A12C7
A12CR1 thru 1901-0025 Diode: Si junction 100 mA at 1 V 100 piv 03877 SG-817 obd
A12CR9
A12Q1 1853-0016 1 TSTR: Si PNP 2N3638 72354 2N3638
A12Q2 1854-0039 8 TSTR: Si NPN 2N3053 86684 2N3053
7-2