AD139

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. r t ,J CrO-ft' ? ;t~ r "i I> 1' ' t -» -1* iUI 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! junction operation continuous T. = 90°C storage Ts ="7'5eC Development samples are distributed without guarantee for further supply. Development sample data represent the characteristics and ratings of development samples and are to be regarded as first indications of the ul- timate performance to be achieved by the product in development. . JULY 1962 PHILIPS' ELECTRON TUBE DIVISION PHILIPS f AD139 development sample data MEDIUM POWER P-N-P ALLOY* JUNCTION TRANSISTOR The AD1J9 is a medium power alloy junction transistor of the PNP 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. J l ~"[— M>3'—j ~f to ,f w * JSi jt iI "l .to _JOl -1'" The collector is connected to the envelope. For isolated construction...