MIL-PRF-1/1428G
TABLE I. Testing and inspection.
Inspection
Method
Condition
Acceptance
Symbol
Limits
Unit
MIL-STD-
Level
Min
Max
13/
1311
Conformance inspection,
part 1
Ef = 6.8 V ac 5/ 6/
3267
Instantaneous starting
0.65
---
---
---
---
Operation
3246
t = 300 5/
0.65
---
---
---
---
Heater current
3241
Ef = 6.3 V ac
0.65
If
2.2
3.5
A ac
0.65
egk
---
200
v
3251
ik = 90 a (min); 7/
Pulse emission
(method A)
prr = 60 ± 10%
tp = 5.0 µs ± 10%
tr = 0.5 µs (max)
DC anode voltage
3247
0.65
Ebb
---
200
V dc
for conduction
Conformance inspection,
part 2
0.4
---
tad
---
Operation; t = 30
3256
Anode delay time
µs
Anode delay time drift
3256
Anode delay time 8/
---
---
0.15
Ćtad
µs
Time jitter
3261
Operation
---
tj
---
0.01
µs
Conformance inspection,
part 3
---
---
t = 200 hours 5/ 9/
---
---
---
---
Life test
Life test end points
---
----
---
---
---
---
Operation
3246
egy = 140 v (max)
---
---
---
---
---
DC anode voltage
3247
---
Ebb
---
250
V dc
for conduction
Anode delay time
3256
egy = 140 v (max)
---
tad
---
0.5
µs
---
egy
---
175
v
Operation at elevated
3246
t = 5 hours; 5/ 11/ 12/
ambient temperature
TA = 90°C
Ef = 6.8 V ac
Variable-frequency
1031
No voltage applied
---
---
---
---
---
vibration
10/ 12/
Shock, specified pulse
1042
Test condition D 12/
---
---
---
---
---
---
---
---
---
---
---
Shock and vibration
end points:
Operation
3246
---
egy
---
175
v
DC anode voltage
3247
---
Ebb
---
250
v
for conduction
Time Jitter
3261
---
tj
---
0.01
µs
See footnotes at end of table.
2
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