BD533 Bipolar Transistor

Characteristics of BD533 Transistor

  • Type: NPN
  • Collector-Emitter Voltage, max: 45 V
  • Collector-Base Voltage, max: 45 V
  • Emitter-Base Voltage, max: 5 V
  • Collector Current − Continuous, max: 8 A
  • Collector Dissipation: 50 W
  • DC Current Gain (hfe): 40
  • Transition Frequency, min: 3 MHz
  • Operating and Storage Junction Temperature Range: -65 to +150 °C
  • Package: TO-220

Pinout of BD533

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

Classification of hFE

The BD533 transistor can have a current gain of 40 to 0. The gain of the BD533J will be in the range from 30 to 75, for the BD533K it will be in the range from 40 to 100.

Marking

The BD533 transistor is marked as "BD533".

Complementary PNP transistor

The complementary PNP transistor to the BD533 is the BD534.

SMD Version of BD533 transistor

The 2STF1550 (SOT-89) and 2STN1550 (SOT-223) is the SMD version of the BD533 transistor. These transistors are of the same type, have similar parameters and are designed for surface mounting.

Replacement and Equivalent for BD533 transistor

You can replace the BD533 with the 2N6043, 2N6043G, 2N6044, 2N6044G, 2N6387, 2N6387G, 2N6388, 2N6388G, 2N6530, 2SC3255, 2SC3255-Q, 2SC3255-R, 2SC3255-S, 2SC3345, 2SC3345-O, 2SC3345-Y, 2SC3346, 2SC3346-O, 2SC3346-Y, 2SC3709, 2SC3709-O, 2SC3709-Y, 2SC3709A, 2SC3709A-O, 2SC3709A-Y, 2SC3710, 2SC3710-O, 2SC3710-Y, 2SC3710A, 2SC3710A-O, 2SC3710A-Y, 2SC3748, 2SC3748-Q, 2SC3748-R, 2SC3748-S, 2SC4551, 2SC4551-K, 2SC4551-L, 2SC4551-M, 2SC4552, 2SC4552-K, 2SC4552-L, 2SC4552-M, 2SD1062, 2SD1062-Q, 2SD1062-R, 2SD1062-S, 2SD1158, 2SD1192, 2SD1277, 2SD1277-P, 2SD1277-Q, 2SD1277A, 2SD1277A-P, 2SD1277A-Q, 2SD1669, 2SD1669-Q, 2SD1669-R, 2SD1669-S, 2SD1827, BD535, BD535K, BD537, BD537K, BD543A, BD543B, BD545A, BD545B, BD643, BD645, BD647, BD895, BD895A, BD897, BD897A, BD899, BD899A, BDT63, BDT63A, BDT65, BDT65A, BDT81, BDT81F, BDT83, BDT83F, BDW39, BDW40, BDW41, BDW41G, BDW73, BDW73A, BDW73B, BDW93, BDW93A, BDW93B, BDX33, BDX33A, BDX33B, BDX33BG, BDX53, BDX53A, BDX53B, BDX53BG, D44H11, D44H11FP, D44H8, TIP100, TIP100G, TIP101, TIP101G, TIP130, TIP130G, TIP131, TIP131G, TIP140T, TIP141T or TTC3710B.

Equivalent

Same transistor is also available in:
  • TO-220 package, BD535K: 50 watts
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