2SA1141 Bipolar Transistor

Characteristics of 2SA1141 Transistor

  • Type: PNP
  • Collector-Emitter Voltage, max: -115 V
  • Collector-Base Voltage, max: -115 V
  • Emitter-Base Voltage, max: -5 V
  • Collector Current − Continuous, max: -10 A
  • Collector Dissipation: 100 W
  • DC Current Gain (hfe): 60 to 200
  • Transition Frequency, min: 90 MHz
  • Operating and Storage Junction Temperature Range: -55 to +150 °C
  • Package: TO-3PF

Pinout of 2SA1141

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

Classification of hFE

The 2SA1141 transistor can have a current gain of 60 to 200. The gain of the 2SA1141-Q will be in the range from 100 to 200, for the 2SA1141-R it will be in the range from 60 to 120.

Marking

Sometimes the "2S" prefix is not marked on the package - the 2SA1141 might only be marked "A1141".

Complementary NPN transistor

The complementary NPN transistor to the 2SA1141 is the 2SC2681.

Replacement and Equivalent for 2SA1141 transistor

You can replace the 2SA1141 with the 2SB1161.
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