BD543B Bipolar Transistor

Characteristics of BD543B Transistor

  • Type: NPN
  • Collector-Emitter Voltage, max: 80 V
  • Collector-Base Voltage, max: 80 V
  • Emitter-Base Voltage, max: 5 V
  • Collector Current − Continuous, max: 8 A
  • Collector Dissipation: 70 W
  • DC Current Gain (hfe): 60
  • Operating and Storage Junction Temperature Range: -65 to +150 °C
  • Package: TO-220

Pinout of BD543B

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

Complementary PNP transistor

The complementary PNP transistor to the BD543B is the BD544B.

Replacement and Equivalent for BD543B transistor

You can replace the BD543B with the 2N6044, 2N6044G, 2N6045, 2N6045G, 2N6388, 2N6388G, 2N6530, 2N6531, 2N6532, 2N6533, 2SC2527, 2SC3346, 2SC3346-O, 2SC3346-Y, 2SC3710, 2SC3710-O, 2SC3710-Y, 2SC3710A, 2SC3710A-O, 2SC3710A-Y, 2SD1196, 2SD1277A, 2SD1277A-P, 2SD1277A-Q, 2SD1830, BD543C, BD545B, BD545C, BD647, BD649, BD651, BD899, BD899A, BD901, BDT63A, BDT63B, BDT63C, BDT65A, BDT65B, BDT65C, BDW41, BDW41G, BDW42, BDW42G, BDW43, BDW73B, BDW73C, BDW73D, BDW93B, BDW93C, BDW93CF, BDX33B, BDX33BG, BDX33C, BDX33CG, BDX33D, BDX53B, BDX53BG, BDX53C, BDX53CG, BDX53D, BDX53E, BDX53F, D44H11, D44H11FP, MJF6388, MJF6388G, TIP101, TIP101G, TIP102, TIP102G, TIP131, TIP131G, TIP132, TIP132G, TIP141T, TIP142T or TTC3710B.
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