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ambient temperature unless otherwise specified .098 (2.5) max .
∅ .022 (0.55) 4/98 SymbolValueUnit Collector-Base VoltageBF421 BF423 –V CBO –V CBO 300 250 V V Collector-Emitter VoltageBF423–V CEO 250V Collector-Emitter VoltageBF421–V CER 300V Emitter-Base Voltage–V EBO 5V Collector Current–I C 50mA Peak Collector Current–I CM 100mA Power Dissipation at T amb = 25 °CP tot 830 1) mW Junction TemperatureT j 150°C Storage Temperature RangeT S –65 to +150°C 1) Valid provided that leads are kept at ambient temperature at a distance of 2 mm from case. PNP Silicon Epitaxial Transistors especially suited for application in class-B video output stages of TV receivers and monitors. As complementary types, the NPN tran- sistors BF420 and BF422 are recom- mended. ♦ ♦ BF421, BF423