MIL-PRF-19500-358 Semiconductor Device, Diode, Silicon, Voltage Regulator, Types 1N3305B Through 1N3350B And Rb, 1N4549B Through 1N4554B And Rb, Jan, Jantx, Jantxv, And JansThis specification covers the performance requirements for 50 watt, silicon, voltage regulator diodes: B type \(standard polarity\) and RB type\(reverse polarity\). Four levels of product assurance are provided for each device type as specified in MIL-PRF-19500.

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MIL-PRF-19500/358F

TABLE II. Groups A, B, and C delta electrical measurements. 1/ 2/

MIL-STD-750

Limits

Step

Inspection

Symbol

Unit

Method

Conditions

Min

Max

ĆVF 3/

�50 mV dc

IF = 10 A dc

Forward voltage

4011

change from

previously

measured value.

1/ The delta electrical measurements for table E-VIa (JANS) of MIL-PRF-19500 are as follows:

a. Subgroup 3, see table II herein, step 1.

b. Subgroup 4, see table II herein, step 1.

c. Subgroup 5, see table II herein, step 1.

2/ The delta electrical measurements for table E-VII of MIL-PRF-19500 are as follows:

a. Subgroup 2, see table II herein, step 1 (JANS).

b. Subgroup 3, see table II herein, step 1 (JANS).

c. Subgroup 6, see table II herein, step 1.

3/ Devices which exceed the group A limits for this test shall not be accepted.