2SC2938 Datasheet PDF - Mospec Semiconductor

SWITCHMODE SERIES NPN POWER TRANSISTORS

... designed for use in high-voltage, high-speed, power switching applications such as switching regulators, inverters, and converter.

FEATURES
* Collector-Emitter Sustaining Voltage -
   VCEO(sus) = 400 V (Min)
* Collector-Emitter Saturation Voltage -
   VCE(sat) = 0.7 V (Max.) @ IC = 5.0 A, IB = 0.5 A
* Switching Time - tf = 0.7 us (Max.) @ IC = 5.0 A