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MIL-PRF-19500-572 Semiconductor Device, Diode, Light Emitting, Types 1N6493, 1N6494, 1N6495, 1N6500, 1N6501, And 1N6502, Jan And JantxThis specification covers the performance requirements for red, yellow, and green light-emitting diodes \(LED\). Two levels of product assurance are provided for each device type as specified in MIL–PRF–19500.

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MIL­PRF­19500/572C
4.4 Conformance inspection. Conformance inspection shall be in accordance with MIL­PRF­19500 and as
specified herein.
4.4.1 Group A inspection. Group A inspection shall be conducted in accordance with table E­V of
MIL­PRF­19500, table I herein, and as specified herein. Electrical measurements (end-points) shall be in
accordance with subgroup 2 of table I herein.
4.4.2 Group B inspection. Group B inspection shall be conducted in accordance with the conditions specified for
subgroup testing in E­VIb (JAN, JANTX, and JANTXV) of MIL­PRF­19500 and 4.4.2.1 herein. Electrical
measurements (end-points) shall be in accordance with subgroup 2 of table I herein.
4.4.2.1 Group B inspection, appendix E, table E­VI of MIL­PRF­19500.
Subgroup
Method
Condition
Test condition A, except T(high) = +100°C (10 cycles); time at temperature extremes
B2
1051
15 minutes minimum.
B2
1071
Fine leak: Test condition H (leak testing 30 minutes after pressurization is
acceptable).
Gross leak: Test condition C, except that leak indicator fluid shall be maintained at +100°C ±5°C.
IF = 25 mA dc; TA = +25°C; t = 340 hours.
B3
1027
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 E­VII of MIL­PRF­19500 and as follows. Electrical measurements
(end-points) shall be in accordance with the inspections of subgroup 2 of table I herein.
4.4.3.1 Group C inspection, appendix E, table E­VII of MIL­PRF­19500.
Subgroup
Method
Condition
C2
1056
Test condition A.
C2
2036
Test condition E.
C2
1071
Fine leak: Test condition H (leak testing 30 minutes after pressurization is
acceptable).
Gross leak: Test condition C, except that leak indicator fluid shall be maintained at +100°C ±5°C.
C3
2016
Non-operating; 1,500 G's; t = 0.5 ms; 5 blows in each orientation: X1, Y1, and Y2.
C3
2056
Non-operating.
C3
2006
Non-operating; 20,000 G's; X1, Y1, and Y2.
IF = 35 mA dc; TA = +25°C.
C6
1026
4.5 Methods of inspection. Methods of inspection shall be as specified in the appropriate tables and as follows.
4.5.1 Luminous intensity. This measurement is made with a photometer.
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