2N4921 Datasheet, PDF (1/3 Pages) ON Semiconductor – 1 AMPERE GENERAL PURPOSE POWER TRANSISTORS 30 WATTS

Product Specification
Silicon NPN Power Transistors
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2N4921 2N4922 2N4923
DESCRIPTION
With TO-126 package
Complement to type 2N4918,2N4919 2N4920
Excellent safe operating area
Low collector-emitter saturation voltage
APPLICATIONS
For driver circuits ,switching ,and
amplifier applications
PINNING
PIN
1
2
3
DESCRIPTION
Emitter
Collector;connected to
mounting base
Base
Absolute maximum ratings(Ta=25 )
SYMBOL
PARAMETER
2N4921
V_CBO
Collector-base voltage
2N4922
2N4923
2N4921
V_CEO
Collector-emitter voltage 2N4922
2N4923
V_EBO
Emitter-base voltage
I_C
Collector current
I_CM
Collector current-Peak
I_B
Base current
P_D
Total power dissipation
T_j
Junction temperature
T_stg
Storage temperature
CONDITIONS
Open emitter
Open base
Open collector
T_C=25
THERMAL CHARACTERISTICS
SYMBOL
PARAMETER
R_{th j-c}
Thermal resistance junction to case
VALUE
40
60
80
40
60
80
5
1
3
1
30
150
-65~150
UNIT
V
V
V
A
A
A
W
VALUE
4.16
UNIT
/W
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