MIL-PRF-19500/507F
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 of MIL-PRF-19500. Electrical measurements (end-points) and delta
requirements shall be in accordance with the applicable steps of table IV herein.
4.4.2.1 Group B inspection, appendix E, table E-VIB (JAN, JANTX, and JANTXV) of MIL-PRF-19500.
Subgroup
Method
Conditions
-55°C to +175°C.
B2
1051
B2
4066
10 pulses, see 4.5.3.
B3
1027
B5
Not applicable.
NOTE: All electrical measurements and tests shall be performed twice, once in each direction.
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
requirements shall be in accordance with the applicable steps of table IV herein.
* 4.4.3.1 Group C inspection, appendix E, table E-VII of MIL-PRF-19500.
Subgroup
Method
Conditions
*
C2
2036
Lead tension: Test condition A; weight = 10 pounds; t = 15 ±3 s.
Lead fatigue: Test condition E; weight = 8 ounces.
C5
Not applicable
C6
1026
C7
1018
n = 3, c = 0 or n = 5, c = 1.
C8
Conditions for temperature coefficient of breakdown voltage
are as follows: IBR = column 3 of table II, T1 = +25°C ±3°C,
T2 = T1 +100°C; n = 22, c = 0.
C9
Conditions for maximum peak pulse current are as follow:
See 4.5.2.b, (20 µs pulse only) 10 pulses; n = 22, c = 0.
NOTE: All electrical measurements and tests shall be performed twice, once in each direction.
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 as specified herein. Electrical measurements
(end-points) shall be in accordance with table I, subgroup 2 herein. See table IV for delta limits when applicable.
4.5 Methods of inspection. Methods of inspection shall be as specified in the appropriate tables as follows.
4.5.1 Group C steady-state operation life test (alternate procedure). When the group B 340 hour life test is
continued on test to 1,000 hours to satisfy the group C life test requirements, the test shall be performed as given in
4.3.1 with the following exceptions: Step 4.3.1.d through 4.3.1.i shall be repeated for an additional 330 hours in each
direction for a total of 500 hours in each direction (total = 1,000 hours for group C).
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