onsemi BF423
High Voltage Transistors
FEATURES
● These Devices are Pb−Free, Halogen Free/BFR Free and are RoHS CompliantMAXIMUM RATINGS
Rating Symbol BF421 BF423 Unit Collector −Emitter Voltage Collector −Base Voltage Emitter −Base Voltage Collector Current − Continuous Collector Current − Peak Total Device Dissipation (Note 1) @ TA = 25°C Derate above 25°C VCEO VCBO VEBO IC ICM PD −300 −250 −300 −250 −5.0 −500 100 830 6.6 Vdc Vdc Vdc mAdc mA mW mW/°C Operating and Storage Junction Temperature Range TJ, Tstg −55 to +150 °C THERMAL CHARACTERISTICS Characteristic Symbol Max Unit Thermal Resistance, Junction−to−Ambient RqJA °C/W 150 Thermal Resistance, Junction−to−Lead RqJL °C/W 68 Stresses exceedingMAXIMUM RATINGS
may damage the device.MAXIMUM RATINGS
are stress ratings only. Functional operation above the Recommended Operating Conditions is not implied. Extended exposure to stresses above the Recommended Operating Conditions may affect device reliability. 1. Mounted on a FR4 board with 200 mm2 of 1 oz copper and lead length of 5 mm.