BD204 Bipolar Transistor

Characteristics of BD204 Transistor

  • Type: PNP
  • Collector-Emitter Voltage, max: -60 V
  • Collector-Base Voltage, max: -60 V
  • Emitter-Base Voltage, max: -5 V
  • Collector Current − Continuous, max: -8 A
  • Collector Dissipation: 60 W
  • DC Current Gain (hfe): 30
  • Transition Frequency, min: 7 MHz
  • Operating and Storage Junction Temperature Range: -65 to +150 °C
  • Package: TO-220

Pinout of BD204

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

Complementary NPN transistor

The complementary NPN transistor to the BD204 is the BD203.

SMD Version of BD204 transistor

The STN951 (SOT-223) is the SMD version of the BD204 transistor. These transistors are of the same type, have similar parameters and are designed for surface mounting.

Replacement and Equivalent for BD204 transistor

You can replace the BD204 with the 2N6040, 2N6040G, 2N6041, 2N6041G, 2N6042, 2N6042G, 2N6667, 2N6667G, 2N6668, 2N6668G, 2SA1077, 2SA1291, 2SA1291-Q, 2SA1291-R, 2SA1291-S, 2SA1329, 2SA1329-O, 2SA1329-Y, 2SA1452, 2SA1452-O, 2SA1452-Y, 2SA1452A, 2SA1452A-O, 2SA1452A-Y, 2SA1471, 2SA1471-Q, 2SA1471-R, 2SA1471-S, 2SA1743, 2SA1743-K, 2SA1743-L, 2SA1743-M, 2SA1744, 2SA1744-K, 2SA1744-L, 2SA1744-M, 2SB1225, 2SB1228, 2SB882, 2SB886, 2SB951, 2SB951-P, 2SB951-Q, 2SB951A, 2SB951A-P, 2SB951A-Q, BD304, BD536, BD536J, BD536K, BD538, BD538J, BD538K, BD544A, BD544B, BD544C, BD546A, BD546B, BD546C, BD646, BD648, BD650, BD652, BD798, BD800, BD802, BD808, BD810, BD898, BD898A, BD900, BD900A, BD902, BDT62, BDT62A, BDT62B, BDT62C, BDT64, BDT64A, BDT64B, BDT64C, BDT82, BDT82F, BDT84, BDT84F, BDT86, BDT86F, BDT88, BDT88F, BDW45, BDW46, BDW46G, BDW47, BDW47G, BDW48, BDW74A, BDW74B, BDW74C, BDW74D, BDW94A, BDW94B, BDW94C, BDW94CF, BDX34A, BDX34B, BDX34BG, BDX34C, BDX34CG, BDX34D, BDX54A, BDX54B, BDX54BG, BDX54C, BDX54CG, BDX54D, BDX78, D45H11, D45H11FP, D45H8, MJE15029, MJE15029G, MJF6668, MJF6668G, TIP105, TIP105G, TIP106, TIP106G, TIP107, TIP107G, TIP135, TIP135G, TIP136, TIP136G, TIP137, TIP137G, TIP145T, TIP146T, TIP147T, TTA1452B or TTB1452B.
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