2SD745B Bipolar Transistor

Characteristics of 2SD745B Transistor

  • Type: NPN
  • Collector-Emitter Voltage, max: 160 V
  • Collector-Base Voltage, max: 160 V
  • Emitter-Base Voltage, max: 5 V
  • Collector Current − Continuous, max: 10 A
  • Collector Dissipation: 120 W
  • DC Current Gain (hfe): 40 to 200
  • Transition Frequency, min: 15 MHz
  • Operating and Storage Junction Temperature Range: -55 to +150 °C
  • Package: TO-3

Pinout of 2SD745B

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

Classification of hFE

The 2SD745B transistor can have a current gain of 40 to 200. The gain of the 2SD745B-Q will be in the range from 100 to 200, for the 2SD745B-R it will be in the range from 60 to 120, for the 2SD745B-S it will be in the range from 40 to 80.

Marking

Sometimes the "2S" prefix is not marked on the package - the 2SD745B might only be marked "D745B".

Complementary PNP transistor

The complementary PNP transistor to the 2SD745B is the 2SB705B.

Replacement and Equivalent for 2SD745B transistor

You can replace the 2SD745B with the 2N6676, 2SC2428, 2SD555, 2SD733K, 2SD746, 2SD746A, 2SD753, BUY69C or BUY70C.
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