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MIL-PRF-19500-246 Semiconductor Device, Diode, Silicon, Power Rectifier, Types 1N3289, 1N3291, 1N3293, 1N3294, 1N3295, And R Types, Jan, Jantx And JantxvThis specification covers the performance requirements for silicon power rectifiers. Three levels of product assurance are provided for each device type as specified in MIL-PRF-19500.

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MIL-PRF-19500/246K
4.4 Conformance inspection. Conformance inspection shall be in accordance with MIL-PRF-19500.
4.4.1 Group A inspection. Group A inspection shall be conducted in accordance with appendix E, table E-V of
MIL-PRF-19500, table I herein, and as specified herein. Electrical measurements (end-points) and delta
requirements shall be in accordance with the applicable steps of table II herein.
4.4.2 Group B inspection. Group B inspection shall be conducted in accordance with the conditions specified for
subgroup testing in appendix E, table E-VIB (JAN, JANTX, and JANTXV) of MIL-PRF-19500 and table III herein.
Electrical measurements (end-points) and delta requirements shall be in accordance with applicable steps of table III
herein.
4.4.2.1 Group B inspection, appendix E, table E-VIB (JAN, JANTX, and JANTXV of MIL-PRF-19500).
Subgroup
Method
Condition
B2
1071
Gross leak. Test condition C, step 2 or test condition D.
Blocking life. TC = +150°C, -10, +0; VRWM = VRM (see 1.4); t = 340 hours.
B3
1048
See 4.5.1, ĆT = 85°C minimum; IO = ≥ 75 A, 5,000 cycles. (Separate samples
B3
1037
may be used.)
RθJC = 0.4°C/W.
B5
3151
TC = +185°C.
B6
1031
4.4.3 Group C inspection. Group C inspection shall be conducted in accordance with the conditions specified for
subgroup testing in appendix E, table E-VII of MIL-PRF-19500. Electrical measurements (end-points) and delta limits
shall be in accordance with table III herein.
4.4.3.1 Group C inspection, appendix E, table E-VII of MIL-PRF-19500.
Subgroup
Method
Condition
-55°C to +175°C, 25 cycles.
C2
1051
C2
2036
Tension (lead): Test condition A; weight = 100 pounds; t = 15 +3 seconds.
Torque (terminal): Test condition D1; 10 inch-pounds; t = 15 +3 seconds.
Torque (stud): Test condition D2; 125 inch-pounds; t = 15 +3 seconds.
C2
1071
Gross leak. Test condition C, step 2 or test condition D.
C5
1001
(For qualification only) (1N3291, 1N3293, 1N3294, 1N3295); t = 60 s, see 1.4 for
test conditions.
Blocking life. TC = +150°C, -10, +0; VRWM = VRM (see 1.4), t = 1,000 hours
C6
1048
4.4.4 Group E inspection. Group E inspection shall be conducted in accordance with the conditions specified for
subgroup testing in appendix E, table E-IX of MIL-PRF-19500 and table II herein. Electrical measurements (end-
points) shall be in accordance with the applicable inspections of table I, subgroup 2 herein.
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