MIL-PRF-19500/508D
TABLE I. Group A inspection - Continued.
MIL-STD-750
Limits
Inspection 1/
Symbol
Unit
Method
Conditions
Min
Max
Subgroup 5
TC = +25°C, t = 1s, 1 cycle,
3051
Safe operating area continuous
(see figure 3)
(dc operation)
Test 1
VCE = 8 V dc, IC = 25 A dc
(Both device types)
Test 2
VCE = 14 V dc, IC = 14 A dc
(Both device types)
Test 3
VCE = 100 V dc, IC = 100 mA dc
2N6437
2N6438
VCE = 120 V dc, IC = 83 mA dc
Safe operating area (switching)
3053
Load condition C, (unclamped
inductive load), (see figure 4)
TA = +25°C, Rs = 0.1Ω,
tr + tf ≤ 500 ns, duty cycle ≤ 10
percent
Test 1
tp = 10 µs, (vary to obtain IC),
RBB1 = 10 Ω, VBB1 = 20 V dc,
RBB2 = ∞, VBB2 = 0, IC = 20 A dc,
VCC ≥ 5.0 V dc, L = 3 µH
Test 2
tp = 200 µs, (vary to obtain IC),
RBB1 = 100 Ω, VBB1 = 10 V dc,
RBB2 = ∞, VBB2 = 0,
IC = 200 mA dc, VCC ≥ 10 V dc,
L = 10 mH
Safe operating area (switching)
Clamped inductive load
TA = +25°C, duty cycle ≤ 5
percent, tp = 1.5 ms (vary to
obtain IC), VCC = 50 V dc,
2N6437
Clamp voltage = 100 V dc
2N6438
Clamp voltage = 120 V dc
Electrical measurements
See table I, subgroup 2 herein.
Subgroups 6 and 7
Not applicable
1/ For sampling plan, see MIL-PRF-19500
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