2SD635 Bipolar Transistor

Characteristics of 2SD635 Transistor

  • Type: NPN
  • Collector-Emitter Voltage, max: 60 V
  • Collector-Base Voltage, max: 60 V
  • Emitter-Base Voltage, max: 5 V
  • Collector Current − Continuous, max: 7 A
  • Collector Dissipation: 40 W
  • DC Current Gain (hfe): 2000 to 15000
  • Operating and Storage Junction Temperature Range: -55 to +150 °C
  • Package: TO-220

Pinout of 2SD635

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


Sometimes the "2S" prefix is not marked on the package - the 2SD635 might only be marked "D635".

Complementary PNP transistor

The complementary PNP transistor to the 2SD635 is the 2SB675.

Replacement and Equivalent for 2SD635 transistor

You can replace the 2SD635 with the 2N6043, 2N6043G, 2N6044, 2N6044G, 2N6045, 2N6045G, 2N6387, 2N6387G, 2N6388, 2N6388G, 2SD1191, 2SD1192, 2SD1196, 2SD1415, 2SD1415A, 2SD1826, 2SD1827, 2SD1830, 2SD633, 2SD634, BD203, BD303, BD535, BD537, BD543A, BD543B, BD543C, BD545A, BD545B, BD545C, BD645, BD647, BD649, BD651, BD797, BD799, BD801, BD807, BD809, BD897, BD897A, BD899, BD899A, BD901, BDT63, BDT63A, BDT63B, BDT63C, BDT65, BDT65A, BDT65B, BDT65C, BDT81, BDT81F, BDT83, BDT83F, BDT85, BDT85F, BDT87, BDT87F, BDW40, BDW41, BDW41G, BDW42, BDW42G, BDW43, BDW73A, BDW73B, BDW73C, BDW73D, BDX33A, BDX33B, BDX33BG, BDX33C, BDX33CG, BDX33D, BDX53A, BDX53B, BDX53BG, BDX53C, BDX53CG, BDX53D, BDX77, D44H11, D44H11FP, D44H8, MJE15028, MJE15028G, TIP100, TIP100G, TIP101, TIP101G, TIP102, TIP102G, TIP130, TIP130G, TIP131, TIP131G, TIP132, TIP132G, TIP140T, TIP141T, TIP142T or TTD1415B.
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