MIL-PRF-19500-580 Semiconductor Device, Transistor, Pnp, Silicon Amplifier, Types 2N4234, 2N4235, And 2N4236, Jan, Jantx, And JantxvThis specification covers the performance requirements for PNP, silicon, amplifier transistor. Three levels of product assurance are provided for each device type as specified in MIL-PRF-19500.

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MIL-PRF-19500/580C

* TABLE II. Group E inspection (all quality levels) for qualification an requalification only.

Qualification and

large lot quality

conformance

Inspection

inspection

Method

Conditions

Subgroup 1

45 devices

c=0

0�C to + 100�C, 100 cycles

Thermal shock

1056

(glass strain)

Hermetic seal

1071

Fine leak

Gross leak

Electrical measurements

See 4.5.4, steps 1 and 2

Subgroup 2

45 devices

c=0

High temperature reverse

1039

Test condition A, 1,000 hours

bias

Electrical measurements

See 4.5.4, steps 1 and 2

Subgroup 4

Thermal impedance

Sample size N/A

curves

Subgroup 5

Not applicable

45 devices

Subgroup 8

c=0

1033

Condition B.

Reverse stability