TECHNICAL DATA
PNP SILICON SMALL SIGNAL TRANSISTOR
Qualified per MIL-PRF-19500/382
Devices
2N2944A
2N2945A
2N2946A
Qualified Level
JAN
JANTX
JANTV
MAXIMUM RATINGS
Ratings
Sym
2N2944A
2N2945A
20
20
25
25
100
400
-65 to +200
2N2946A
35
35
40
40
Unit
Vdc
Vdc
Vdc
Vdc
mAdc
mW
0
Collector-Emitter Voltage
10
V
CEO
Emitter-Collector Voltage
10
V
ECO
Collector-Base Voltage
15
V
CBO
Emitter-Base Voltage
15
V
EBO
Collector Current
I
C
Total Power Dissipation
P
T
(1)
@ T
A
= +25
0
C
Operating & Storage Junction
T
J
,
T
stg
Temperature Range
1)
Derate linearly 2.30 mW/
0
C above T
A
= +25
0
C
C
TO-46*
(TO-206AB)
*See appendix A for
package outline
ELECTRICAL CHARACTERISTICS (T
A
= 25
0
C unless otherwise noted)
Characteristics
Symbol
Min.
Max.
Unit
OFF CHARACTERISTICS
Collector-Emitter Breakdown Voltage
I
C
= 10
碌A(chǔ)dc
2N2944A
2N2945A
2N2946A
2N2944A
2N2945A
2N2946A
2N2944A
2N2945A
2N2946A
V
(BR)
CEO
10
20
35
10
20
35
10
10
10
Vdc
Emitter-Collector Breakdown Voltage
I
E
= 10
碌A(chǔ)dc
V
(BR)
ECO
Vdc
Collector-Base Cutoff Current
I
C
= 10
碌A(chǔ)dc,
V
CB
= -15 Vdc
I
C
= 10
碌A(chǔ)dc,
V
CB
= -25 Vdc
I
C
= 10
碌A(chǔ)dc,
V
CB
= -40 Vdc
I
CBO
碌A(chǔ)dc
碌A(chǔ)dc
碌A(chǔ)dc
6 Lake Street, Lawrence, MA 01841
1-800-446-1158 / (978) 794-1666 / Fax: (978) 689-0803
120101
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