MIL-PRF-19500/514D
TABLE I. Group A inspection - Continued.
Inspection 1/
Symbol
Limit
Unit
Method
Conditions
Min
Max
Subgroup 5 - Continued
3053
Load condition C, (unclamped inductive
Safe operating area
load) (see figure 4)
(switching)
TC = + 25°C; duty cycle ≤ 10 percent;
Rs = 0.1 ohms; tr = tf ≤ 500 ns
Test 1
tp approximately 5 ms (vary to obtain IC);
RBB1 = 2 ohms; VBB1 =12 V dc;
RBB2 = ∞; VBB2 = 0 V; IC = 40 A dc; VCC =
50 V dc; L = 100 µH; (4 each Miller type
7827 in parallel, 40 A), 0.04 ohm, or
equivalent)
Test 2
tp approximately 5 ms (vary to obtain IC;)
RBB1 = 120ohms; VBB1 =12 V dc;
RBB2 = ∞; VBB2 = 0 V; VCC = 50 V dc; IC =
850 mA dc; L = 100 µH; (= 80 + 20 mH 2
each Traid Transformer C-48u, in
series), 0.713 ohm, or equivalent
Clamped inductive load TA = + 25°C;
Safe operating area
3053
duty cycle ≤ 5 percent; tp approximately
(switching)
1.5 ms (vary to obtain IC) VCC =50 V dc;
IC = 50 A dc; VBB1 =12 V dc;
VBB2 = 1.5 V; RBB1 = 2 ohms;
RBB2 = 100 ohms; Rs ≤ 0.1 ohms; L = 370
µH (Miller 7827 or equivalent) (see figure
5)
2N6274
Clamp voltage = 100 V dc
2N6277
Clamp voltage = 150 V dc
Electrical measurements
See table I, subgroup 2 herein
Subgroups 6 and 7
Not applicable
1/ For sampling plan, see MIL-PRF-19500.
2/ This test required for the following end-point measurements only:
Group B, subgroups 2 and 3 (JAN, JANTX, and JANTXV).
Group C, subgroups 2 and 6.
Group E, subgroup 1.
9
For Parts Inquires call Parts Hangar, Inc (727) 493-0744
© Copyright 2015 Integrated Publishing, Inc.
A Service Disabled Veteran Owned Small Business