2SC3993-K Bipolar Transistor

Characteristics of 2SC3993-K Transistor

  • Type: NPN
  • Collector-Emitter Voltage, max: 800 V
  • Collector-Base Voltage, max: 1100 V
  • Emitter-Base Voltage, max: 7 V
  • Collector Current − Continuous, max: 16 A
  • Collector Dissipation: 250 W
  • DC Current Gain (hfe): 10 to 20
  • Transition Frequency, min: 15 MHz
  • Operating and Storage Junction Temperature Range: -55 to +150 °C
  • Package: TO-3P

Pinout of 2SC3993-K

Here is an image showing the pin diagram of this transistor.

Classification of hFE

The 2SC3993-K transistor can have a current gain of 10 to 20. The gain of the 2SC3993 will be in the range from 10 to 40, for the 2SC3993-L it will be in the range from 15 to 30, for the 2SC3993-M it will be in the range from 20 to 40.


Sometimes the "2S" prefix is not marked on the package - the 2SC3993-K might only be marked "C3993-K".

Replacement and Equivalent for 2SC3993-K transistor

You can replace the 2SC3993-K with the 2SC3994, 2SC3994-K, 2SC3997 or 2SC3998.
If you find an error please send an email to mail@el-component.com