View pzta92 datasheet:

PNP Silicon High-Voltage Transistors PZTA 92 PZTA 93 High breakdown voltage Low collector-emitter saturation voltage Complementary types: PZTA 42, PZTA 43 (NPN) Type Marking Ordering Code Pin Configuration Package1) (tape and reel) 1 2 3 4 PZTA 92 PZTA 92 Q62702-Z2037 B C E C SOT-223 PZTA 93 PZTA 93 Q62702-Z2038 Maximum Ratings Parameter Symbol Values Unit PZTA 92 PZTA 93 Collector-emitter voltage VCE0 300 200 V Collector-base voltage VCB0 300 200 Emitter-base voltage VEB0 5 Collector current IC 500 mA Base current IB 100 Total power dissipation, TS = 124 ?C Ptot 1.5 W Junction temperature Tj 150 ?C Storage temperature range Tstg – 65 … + 150 Thermal Resistance Junction - ambient2) Rth JA ? 72 K/W Junction - soldering point Rth JS ? 17 1) For detailed information