MIL-PRF-19500/505E
* TABLE I. Group A inspection - Continued.
Inspection 1/
MIL-STD-750
Symbol
Limits
Unit
Method
Conditions
Min
Max
Subgroup 5
TC = +25C; t = 1 s; 1 cycle;
Safe operating area
3051
(continuous dc)
(see figure 3)
Test 1
VCE = -8.75 V dc; IC = -20 A dc
Test 2
VCE = -30 V dc; IC = -5.8 A dc
Test 3
2N6286
VCE = -80 V dc; IC = -100 mA dc
2N6287
VCE = -100 V dc; IC = -100 mA dc
Electrical measurements
See table I, subgroup 2
Safe operating area
3053
Load condition C; (unclamped inductive load); (see
figure 4) TA = +25C; Rs 0.1 ;
(switching)
tr + tf 15 ns; duty cycle 2 percent
tp = 80 s; (vary to obtain IC);
Test 1
RBB1 50 ; VBB1 -10 V dc;
RBB2 = ; VBB2 = 0;
IC = -20 A dc; VCC -50 V dc;
The coil used shall provide a minimum inductance of
1 mH at 20 A. (For reference only; two coils in
parallel (Super Electric Corporation type S16884 or
equivalent).)
Test 2
tp = 1 ms; (vary to obtain IC);
RBB1 50 ; VBB1 -10 V dc;
RBB2 = ; VBB2 = 0;
IC = -500 mA dc; VCC -50 V dc;
The coil used shall provide a minimum inductance of
100 mH at 500 mA. (For reference only; two coils in
series, 80 mH and 20 mH windings (Triad C-48u or
equivalent).)
Electrical measurements
See table I, subgroup 2
See footnote at end of table.
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