2SC3956 Bipolar Transistor

Characteristics of 2SC3956 Transistor

  • Type: NPN
  • Collector-Emitter Voltage, max: 200 V
  • Collector-Base Voltage, max: 200 V
  • Emitter-Base Voltage, max: 3 V
  • Collector Current − Continuous, max: 0.2 A
  • Collector Dissipation: 7 W
  • DC Current Gain (hfe): 40 to 320
  • Transition Frequency, min: 300 MHz
  • Operating and Storage Junction Temperature Range: -55 to +150 °C
  • Package: TO-126F

Pinout of 2SC3956

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

Classification of hFE

The 2SC3956 transistor can have a current gain of 40 to 320. The gain of the 2SC3956-C will be in the range from 40 to 80, for the 2SC3956-D it will be in the range from 60 to 120, for the 2SC3956-E it will be in the range from 100 to 200, for the 2SC3956-F it will be in the range from 160 to 320.

Marking

Sometimes the "2S" prefix is not marked on the package - the 2SC3956 might only be marked "C3956".

Complementary PNP transistor

The complementary PNP transistor to the 2SC3956 is the 2SA1541.

Replacement and Equivalent for 2SC3956 transistor

You can replace the 2SC3956 with the 2SC2899, BD127, BD128 or BD129.
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