2SD402 Bipolar Transistor

Characteristics of 2SD402 Transistor

  • Type: NPN
  • Collector-Emitter Voltage, max: 150 V
  • Collector-Base Voltage, max: 200 V
  • Emitter-Base Voltage, max: 5 V
  • Collector Current − Continuous, max: 2 A
  • Collector Dissipation: 30 W
  • DC Current Gain (hfe): 40
  • Transition Frequency, min: 7 MHz
  • Operating and Storage Junction Temperature Range: -55 to +150 °C
  • Package: TO-220

Pinout of 2SD402

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

Marking

Sometimes the "2S" prefix is not marked on the package - the 2SD402 might only be marked "D402".

Complementary PNP transistor

The complementary PNP transistor to the 2SD402 is the 2SB547.

Replacement and Equivalent for 2SD402 transistor

You can replace the 2SD402 with the 2SC4381, 2SC4382, 2SC4883, 2SC4883A, 2SC5171, 2SD1138, 2SD1138B, 2SD1138C, 2SD1138D, 2SD1264, 2SD1264-P, 2SD1264-Q, 2SD1264A, 2SD1264A-P, 2SD1264A-Q, 2SD401, 2SD401-G, 2SD401-O, 2SD401-R, 2SD401-Y, 2SD401A, 2SD401A-K, 2SD401A-L, 2SD401A-M, 2SD610, 2SD610-Q, 2SD610-R, 2SD610-S, BDX53F, FJP5200, FJP5200O, FJP5200R, FJPF5200, FJPF5200O, FJPF5200R, KSD401, KSD401-G, KSD401-Y, KTD2061, KTD2061O, KTD2061Y, MJE15030, MJE15030G, MJE15032, MJE15032G, MJE5740, MJF15030, MJF15030G, NTE375 or TIP150.
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