MIL-PRF-19500/525F
TABLE I. Group A inspection - Continued.
MIL-STD-750
Limits
Symbol
Unit
Inspection 1/
Method
Conditions
Min
Max
Subgroup 5
TC = +25°C; t = 1 s;
Safe operating area
3051
(dc operation)
1 cycle; (see figure 10)
Test 1
(All device types)
IC = 15 A dc, VCE = 11.7 V dc
Test 2
(All device types)
IC = 8.75 A dc, VCE = 20 V dc
Test 3
VCE = 250 V dc;
2N6546, 2N6546T1, 2N6546T3
IC = 45 mA dc
VCE = 350 V dc;
2N6547, 2N6547T1, 2N6547T3
IC = 30 mA dc
Safe operating area
3053
Load condition C; (unclamped
inductive load); see figure 11;
TC = +25°C; duty cycle ≤ 10
percent RS = 0.1 Ω;
tr = tf ≤ 500 ns
Test 1
tp = 5 ms; (vary to obtain IC);
RBB1 = 15 Ω; VBB1 = 38.5 V dc;
RBB2 = 50 Ω; VBB2 = -4 V dc;
VCC = 20 V dc; IC = 15 A dc;
L = 10 µH 3/
Test 2
tp = 5 ms; (vary to obtain IC);
RBB1 = 15 Ω; VBB1 = 38.5 V dc;
RBB2 = 50 Ω; VBB2 = -4 V dc;
VCC = 20 V dc; IC = 100 mA dc;
L = 1 mH 4/
Electrical measurements:
Collector to emitter
3041
Bias condition A,
ICEX3
cutoff current
VBE = 1.5 V dc
2N6546, 2N6546T1, 2N6546T3
VCE = 600 V dc
2.0
mA dc
2N6547, 2N6547T1, 2N6547T3
VCE = 850 V dc
2.0
mA dc
See footnotes at end of table.
13
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