BC549 Bipolar Transistor

1.00

BC549 is a NPN transistor hence the collector and emitter will be left open (Reverse biased) when the base pin is held at ground and will be closed (Forward biased) when a signal is provided to base pin.

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Description

BC549 is a NPN transistor hence the collector and emitter will be left open (Reverse biased) when the base pin is held at ground and will be closed (Forward biased) when a signal is provided to base pin.

Characteristics of BC549 Transistor

  • Type – NPN
  • Collector-Emitter Voltage: 30 V
  • Collector-Base Voltage: 30 V
  • Emitter-Base Voltage: 5 V
  • Collector Current: 0.1 A
  • Collector Dissipation – 0.5 W
  • DC Current Gain (hfe) – 110 to 800
  • Transition Frequency – 150 MHz
  • Noise Figure – 1.2 dB
  • Operating and Storage Junction Temperature Range -65 to +150 °C
  • Package – TO-92

Complementary PNP transistor

The complementary PNP transistor to the BC549 is the BC559.