MIL-PRF-19500/279E
* 4.4.2.2 Group B inspection, table E-VIb (JAN and JANTX) of MIL-PRF-19500.
Method
Condition
Subgroup
Condition A, except Tlow = -40C, ten cycles.
B2
1056
B2
1051
Condition C, 25 cycles.
B2
4066
Ten 8 ms surges. See 1.3 herein.
IO = .1 A, VRWM = Rated VRWM (see col. 2 of 1.3), TA 100C minimum. 340 hours
B3
1026
duration f = 50-60 Hz.
B5
Not applicable.
* 4.4.3 Group C inspection. Group C inspection shall be conducted in accordance with the conditions specified for
subgroup testing in table E-VII of MIL-PRF-19500. Electrical measurements (end-points) shall be in accordance with
table I, subgroup 2 herein.
* 4.4.3.1 Group C inspection, table E-VII of MIL-PRF-19500.
Subgroup
Method
Condition
0C to +100C, 10 cycles.
C2
1056
-55C to +175C, 25 cycles.
C2
1051
C2
2036
Lead fatigue: Test condition E; weight 8 ounces.
C4
Not applicable.
C5
Not applicable.
IO = .1 A, VRWM = Rated VRWM (see col. 2 of 1.3), TA 100C minimum. 1000 hours
C6
1027
duration f = 50-60 Hz.
C7
1001
Barometric pressure, reduced: 40,000 feet; n = 22, c = 0. Monitor the rated VR, IR =
5 ľA maximum.
4.5 Methods of inspection. Methods of inspection shall be as specified in the appropriate tables.
4.6 Process-conditioning, testing, and screening JANTX types. The procedure for process-conditioning, testing,
and screening the JANTX types shall be in accordance with MIL-PRF-19500 and 4.3 herein. Process-conditioning
shall be conducted on 100 percent of the lot prior to submission of the lot to the tests specified in 4.3 through 4.4.3.1
herein.
4.6.1 High-temperature storage. All devices shall be stored for at least 48 hours at (TA) = +175C minimum.
4.6.2 Thermal shock (temperature cycling). All devices shall be subjected to thermal shock (temperature cycling)
in accordance with method 1051 of MIL-STD-750, test condition C, except that Thigh = +175C and cycling duration
shall be ten continuous cycles and exposure time at temperature extremes shall be 15 minutes minimum.
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