MIL-PRF-19500/355R
* TABLE I. Group A inspection - Continued.
Inspection 1/
MIL-STD-750
Limit
Unit
Symbol
Method
Conditions
Min
Max
Subgroup 2 - Continued
Forward-current transfer ratio
3076
VCE = 5 V dc; IC = 1 mA dc;
hFE3
2N2919, 2N2919L, 2N2919U
150
600
2N2920, 2N2920L, 2N2020U
300
1,000
Base-emitter saturation
3066
Test condition A;
IC = 1.0 mA dc; IB = 100 µA dc;
voltage
0.5
1.0
V dc
VBE(sat)1
IC = 1.0 mA dc; IB = 100 µA dc;
Collector-emitter saturation
3071
voltage
0.3
V dc
VCE(sat)1
VCE = 5 V dc, IC = 100 µA dc
Forward-current
3076
hFE 2 -1
*
transfer ratio (gain ratio)
0.9
1.1
(see 4.5.4)
hFE 2 - 2
Absolute value of
3066
Test condition B; VCE = 5 V dc,
base-emitter-voltage
5
mV dc
IC = 10 µA dc (see 4.5.5)
|VBE1 - VBE2 |1
differential
Absolute value of
3066
Test condition B; VCE = 5 V dc,
base-emitter-voltage
3
mV dc
IC = 100 µA dc (see 4.5.5)
|VBE1 - VBE2 |2
differential
Absolute value of
3066
Test condition B; VCE = 5 V dc,
|VBE1 - VBE2 |3
base-emitter-voltage
5
mV dc
IC = 1 mA dc (see 4.5.5)
differential
Subgroup 3
TA = +150°C
High temperature operation
|ĆVBE1 -VBE2 ĆTA |1
Base-emitter-voltage
3066
0.8
mV dc
*
Test condition B; VCE = 5 V dc,
(nonsaturated) (absolute
IC = 100 µA dc
value of differential change
TA = +125°C and +25°C
with temperature) 6/
(see 4.5.6)
Collector to base cutoff
3036
Bias condition D; VCB = 45 V dc
µA dc
current
2.5
ICBO3
TA = -55°C
Low temperature operation
VCE = 5 V dc; IC = 10 µA dc
Forward-current transfer
3076
hFE4
ratio
2N2919, 2N2919L, 2N2919U
20
2N2920, 2N2920L, 2N2920U
50
|ĆVBE1 -VBE2 ĆTA |2
Base-emitter-voltage
3066
1
mV dc
Test condition B; VCE = 5 V dc,
*
(nonsaturated) (absolute
IC = 100 µA dc
value of differential change
TA = +25°C and -55°C
with temperature) 6/
(see 4.5.6)
See footnotes at end of table.
14
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