MIL-PRF-1/988H
TABLE I. Testing and inspection.
Acceptance
Limits
Unit
Inspection
Method
Notes
Conditions
level 9/
Symbol
Min
Max
Conformance inspection,
part 1
V dc
---
730
0.65
Ez
Ionization voltage
3347
3/
(total darkness)
Ebb/Ib = 20 µA dc
V dc
670
685
0.65
Eb
Voltage drop
3337
4/
ĆEb
lb = 5 to 55 µA dc
V dc
---
4
0.65
Regulation
3335
4/ 5/
Ebb/Ib = 150 µA dc
---
---
---
---
0.65
Peak current
---
2/
Holding period end
---
points:
V dc
---
730
Ez
3/ 7/
0.65
Ionization voltage
3347
±3
ĆEb(1)
V dc
---
4/ 7/
0.65
Change in voltage drop
---
ĆEb
V dc
4
---
4/ 7/
0.65
Regulation
3335
---
---
---
---
---
0.4
Short and discontinuity
1201
detection
Conformance inspection,
part 2
µA dc
Leakage current
3305
---
Eb = 500 V dc;
Lib
---
0.5
T = 25°C ± 5°C;
relative humidity
= 90 ± 5 percent
T = -20°C to +50°C;
Temperature range,
1026
6/
---
---
---
---
lb = 20 µA dc
operating
Conformance inspection,
part 3
---
---
---
---
Life test
---
---
Group A; EBB/lb = 20
± 2.5 µA dc;
t = 500 hours
Life-test end points:
---
---
730
V dc
Ez
Ionization voltage
3347
3/
670
690
V dc
Eb
Voltage drop
3337
4/
ĆEb
---
5
V dc
Regulation
3335
4/
Hammer angle = 20°
---
---
---
---
Shock
1041
8/
---
---
---
---
No voltages applied;
Low-frequency vibration
1031
1/ 8/
F = 25 Hz
See footnotes at top of next page.
2
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