BFP540F datasheet pdf

45 - Line TSFP-4 1 2 4 3 XYs ATs 1 2 3 4 direction of unreeling top view ESD: Electrostatic discharge sensitive device, observe handling precaution! TypeMarkingPin ConfigurationPackage BFP540FATs* 1=B2=E3=C4=E--TSFP-4 * Pin configuration fixed relative to marking (see package picture) Maximum Ratings Parameter SymbolValueUnit Collector-emitter voltageV CEO 4.5V Collector-emitter voltageV CES 14 Collector-base voltageV CBO 14 Emitter-base voltageV EBO 1 Collector currentI C 80mA Base currentI B 8 Total power dissipation 1) T S ≤ 80°CP tot 250mW Junction temperatureT j 150°C Ambient temperatureT A -65 ... 150 Storage temperatureT stg -65 ... 150 Thermal Resistance ParameterSymbolValueUnit Junction - soldering point 2) R thJS ≤ 280 K/W 1 T S is measured on the collector lead at the soldering point to the pcb 2 For calculation of R thJA please refer to Application Note Thermal Resistance