MIL-PRF-1/924H
TABLE I. Testing and inspection - Continued.
Limits
Requirement or Test
Method
Conditions
Acceptance
Symbol
Unit
MIL-STD-1311
level note 16
Min
Max
Conformance inspection, part 3
Heater-cycling life
1506
Ef = 5.5 V ac
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Heater-cycling life
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test end point:
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Intermittent life
1501
Ef = 5.0 V ac;
Epp = 750 V ac;
C1 = 4 µF; adjust
R1 to obtain Io =
275 mA dc; tk = 10;
TE = 260°C
See notes 13
and 14
Intermittent life test end
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points (100 hours):
Inoperatives
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Operation of rectifiers (1)
1353
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Io
245
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mA dc
Blown fuses
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See note 15
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Intermittent life test end
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points (500 hours):
Inoperatives
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Operation of rectifiers (1)
1353
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Io
240
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mA dc
Blown fuses
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See note 15
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Intermittent life test end
points (1,000 hours):
Inoperatives
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Operation of rectifiers (1)
1353
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Io
240
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mA dc
Blown fuses
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See note 5
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3
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