MIL-PRF-19500/611A
TABLE I. Group A inspection.
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MIL-STD-750
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Limits
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| Inspection 1/
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| Unit
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| Method |
Conditions
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| Min
| Max
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| Subgroup 5 - Continued
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| Safe operating area
| 3053
| Load condition B (clamped
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| (switching)
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| inductive load) (see figure 6);
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| TC = +100°C; tr + tf ≤ 10 µs;
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| duty cycle ≤ 2%; tp = 4 ms;
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| RS = 0.5 ohms; RBB1 = 50 ohms;
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| VBB1 = 50 V RBB1 = 50 ohms;
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| VBB1 = 50 V dc; RBB2 = 50 ohms;
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| VBB2 = -4 V dc; I = 5 A dc;
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C
| VCC = 50 V dc; RL ≤ 2.5 Ω;
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| L = 40 mH (Triad C-48U or
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| equivalent).
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2N7374, 2N7376
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| Clamp voltage = 200 +0, -5 V dc
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2N7375, 2N7377
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| Clamp voltage = 300 +0, -5 V dc
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| Safe operating area
| 3053
| Load condition C (unclamped
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| (unclamped inductive)
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| inductive load) (see figure 7);
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| TC = +100°C; tr + tf ≤ 10 µs;
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| duty cycle ≤ 2%;
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Test 1
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| tp = 50 µs (vary obtain IC);
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| RS = 0.12 ohms;
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| RBB1 = 50 ohms; VBB1 = 50 V dc,
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| RBB2 = 100 ohms;
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| VBB2 = 0.5 V dc; I = 5 A dc;
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C
| VCC = 12.5 V dc; R = 0.33 Ω;
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| L = .065 mH (20 turns 1 row
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| of no. 20 AWG wire on Arnold
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| Engineering Co. core no.
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| A-930157-2, or equivalent)
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| Electrical measurements
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| Group A, subgroup 2
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1/ For sampling plan, see MIL-PRF 19500.
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