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A12 Silicon NPN Power Transistor

The silicon NPN power transistor is encapsulated in a plastic package, and it is mainly used for high speed power switching circuits.

A12 Silicon NPN Power Transistor


Absolute Maximum Ratings (TA=25℃) Parameter
Parameter Symbol Value Unit
Collector-base voltage VCBO 700 V
Collector-emitter voltage VCEO 400 V
Emitter-base voltage VEBO 9 V
Collector current IC 8.0 A
Base current IB 4 A
Total power dissipation Ptot 80 W
Max. operating junction temperature TJ 150





Electrical Characteristics (TA=25℃)
Parameter Symbol Test condition Min. Typ. Max. Unit
Collector cutoff current ICBO VCE=700V, IE=0 - - 1.0 mA
Emitter cutoff current IEBO VEB=9V, IC=0 - - 1.0 mA
Collector-emitter sustaining voltage VCEO(sus) IC=10mA, IB=0 400 - - V
DC current gain hFE(1) VCE=5V, IC=2.0A 8 - 40 -
hFE(2) VCE=5V, IC=2.0A 6 - 30 -
Collector-emitter saturation voltage VCE(sat) IC=8.0A, IB=2.0A - - 3.0 V
IC=5.0A, IB=1.0A - - 1.5
Base-emitter saturation voltage VBE(sat) IC=5.0A, IB=1.0A - - 1.6 V
Current gain-bandwidth product fT VCE=10V, IC=0.5A, f=1MHZ 4 - - MHz
Output capacitance Cob VCB=10V, IE=0, f=0.1MHz - 21 - pF
Turn off time tS IB1=-IB2=1.6A, Tp=25μs - 1.9 2.5 μs


Related Names
Signal Switching Device | High Speed Power Amplifier | Linear Power Supply Parts


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