MIL-PRF-19500/527E
* TABLE I. Group A inspection - Continued.
Inspection 1/
MIL-STD-750
Symbol
Limits
Unit
Method
Conditions
Min
Max
Subgroup 4
3251
Test condition A, except test circuit and pulse
Pulse response:
requirements in accordance with figure 2.
µs
Turn-on time
2.5
VCE = -30 V dc; IC = -5.0 A dc;
ton
IB1 = -20 mA dc
µs
Turn-off time
10.0
VCE = -30 V dc; IC = -5.0 A dc;
toff
IB1 = - IB2 = 20 mA dc
Magnitude of small-signal
3306
30
400
VCE = -5.0 V dc IC = -1.0 A dc,
|hfe|
short-circuit forward-
f = 1.0 MHz
current transfer ratio
Open circuit output
3236
300
pF
VCB = 10 V dc, IE = 0,
Cobo
100 kHZ ≤ f ≤ 1 MHz
capacitance
Subgroup 5
TC = 25°C; t = 1 s; 1 cycle;
3051
Safe operating area
(continuous dc)
(see figure 3)
Test 1
VCE = 8.5 V dc; IC = -10 A dc
Test 2
VCE = 25 V dc; IC = -3.4 A dc
Test 3
2N6648
VCE = -40 V dc; IC = -0.9 A dc
2N6649
VCE = -60 V dc; IC = -0.3 A dc
2N6650
VCE = -80 V dc; IC = -0.14 A dc
Electrical measurements
See table I, subgroup 2
Safe operating area
3053
Load condition C (unclamped inductive load)
(see figure 4); TC = +25°C; duty cycle ≤ 10
(switching)
percent; Rs ≤ 0.1 ohms.
Test 1
tp = 1 ms; (vary to obtain IC); RBB1 = 1 k ohms;
VBB1 = -10 V dc; RBB2 = ∞; VBB2 = 0;
IC = -10 A dc; VCC = -30 V dc; RL = 0.5 ohms;
L = 0.25 mH at 10 A dc
Test 2
tp = 1 ms; (vary to obtain IC);
RBB1 = 10 k ohms; VBB1 = -10 V dc; RBB2 = ∞;
VBB2 = 0; IC = -0.2 A dc; VCC = -30 V dc;
RL = 0.5 ohms; L = 20 mH at 0.2 A dc
See footnotesat end of table.
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