PHILIPS
AD139
MEDIUM POWER P-N-P ALLO/ JUNCTION
TRANSISTOR
The AD1J9 is a medium power alloy junction
transistor of the PHP type designed for an output power of 2 Watt in class A and 4 Watt in class B for battery voltages up to 12 V.
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The collector is connected to the envelope.
For isolated construction mica insulation washer and insulation tubes can be delivered separately.
Absolute maximum ratings : Voltages : collector to base
collector to emitter emitter to base
Currents : collector d.
c.
and average (tav ^ 50m sec)
collector peak current base current (t ^50 ro sec)
-VCB = 52V -VCE = '32V
-VEB - 1°V
1A -ICM 2A -IB = 0,2A
Temperature...