BF420, BF422
High Voltage
Transistors
NPN Silicon
Features
• Pb−Free Package is Available*
MAXIMUM RATINGS Rating
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
Operating and Storage Junction Temperature Range
Symbol BF420 BF422 Unit
VCEO VCBO VEBO
IC ICM PD
300 250 300 250
5.
0 50 100
Vdc Vdc Vdc mAdc mA
830 mW 6.
6 mW/°C
TJ, Tstg
−55 to +150
°C
THERMAL CHARACTERISTICS
Characteristic
Thermal Resistance, Junction−to−Ambient
Thermal Resistance, Junction−to−Lead
Symbol RqJA
RqJL
Max 150 68
Unit °C/W
°C/W
Maximum ratings are those value...