TELEFUNKEN Semiconductors
BUF646 • BUF646A
Silicon
NPN High Voltage Switching
Transistor
Features
D Simple-sWitch-Off
Transistor (SWOT) D HIGH SPEED technology D Planarpassivation D 100 kHz switching rate D Very low switching losses D Very low dynamic saturation D Very low operating temperature D Optimized RBSOA D High reverse voltage
95 9630
Applications
Electronic lamp ballast circuits Switch-mode power supplies
Absolute Maximum Ratings
Tcase = 25°C, unless otherwise specified
Parameter Collector-emitter voltage
Test Conditions
Emitter-base voltage Collector current Collector peak current Base current Base peak current Total power dissipation Junction temperature Storage temperat...