2SD837 Bipolar Transistor

Characteristics of 2SD837 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: 4 A
  • Collector Dissipation: 40 W
  • DC Current Gain (hfe): 1000 to 10000
  • Operating and Storage Junction Temperature Range: -55 to +150 °C
  • Package: TO-220

Pinout of 2SD837

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

Classification of hFE

The 2SD837 transistor can have a current gain of 1000 to 10000. The gain of the 2SD837-P will be in the range from 4000 to 10000, for the 2SD837-Q it will be in the range from 2000 to 5000, for the 2SD837-R it will be in the range from 1000 to 2500.

Marking

Sometimes the "2S" prefix is not marked on the package - the 2SD837 might only be marked "D837".

Complementary PNP transistor

The complementary PNP transistor to the 2SD837 is the 2SB751.

SMD Version of 2SD837 transistor

The FZT692B (SOT-223) is the SMD version of the 2SD837 transistor. These transistors are of the same type, have similar parameters and are designed for surface mounting.

Replacement and Equivalent for 2SD837 transistor

You can replace the 2SD837 with the 2N6043, 2N6043G, 2N6044, 2N6044G, 2N6045, 2N6045G, 2N6387, 2N6387G, 2N6388, 2N6388G, 2N6530, 2N6531, 2N6532, 2N6533, 2SC1985, 2SC1986, 2SC2075, 2SC2315, 2SC2316, 2SC3179, 2SD1274, 2SD1274A, 2SD1274B, 2SD2241, 2SD823, 2SD837A, BD203, BD243A, BD243B, BD243C, BD303, BD535, BD537, BD539A, BD539B, BD539C, BD539D, BD543A, BD543B, BD543C, BD545A, BD545B, BD545C, BD645, BD647, BD649, BD651, BD797, BD799, BD801, BD807, BD809, BD897, BD897A, BD899, BD899A, BD901, BD949, BD951, BD953, BD955, BDT61, BDT61A, BDT61B, BDT61C, BDT63, BDT63A, BDT63B, BDT63C, BDT65, BDT65A, BDT65B, BDT65C, BDT81, BDT81F, BDT83, BDT83F, BDT85, BDT85F, BDT87, BDT87F, BDW23A, BDW23B, BDW23C, BDW40, BDW41, BDW41G, BDW42, BDW42G, BDW43, BDW53A, BDW53B, BDW53C, BDW53D, BDW63A, BDW63B, BDW63C, BDW63D, BDW73A, BDW73B, BDW73C, BDW73D, BDX33A, BDX33B, BDX33BG, BDX33C, BDX33CG, BDX33D, BDX53A, BDX53B, BDX53BG, BDX53C, BDX53CG, BDX53D, BDX77, D44H11, D44H11FP, D44H8, MJE15028, MJE15028G, MJE800T, MJE801T, MJE802T, MJE803T, TIP100, TIP100G, TIP101, TIP101G, TIP102, TIP102G, TIP120, TIP120G, TIP121, TIP121G, TIP122, TIP122G, TIP130, TIP130G, TIP131, TIP131G, TIP132, TIP132G, TIP140T, TIP141T, TIP142T, TIP41D or TIP42D.
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