2SA1540-F Bipolar Transistor

Characteristics of 2SA1540-F Transistor

  • Type: PNP
  • Collector-Emitter Voltage, max: -200 V
  • Collector-Base Voltage, max: -200 V
  • Emitter-Base Voltage, max: -3 V
  • Collector Current − Continuous, max: -0.1 A
  • Collector Dissipation: 7 W
  • DC Current Gain (hfe): 160 to 320
  • Transition Frequency, min: 300 MHz
  • Operating and Storage Junction Temperature Range: -55 to +150 °C
  • Package: TO-126F

Pinout of 2SA1540-F

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

Classification of hFE

The 2SA1540-F transistor can have a current gain of 160 to 320. The gain of the 2SA1540 will be in the range from 40 to 320, for the 2SA1540-C it will be in the range from 40 to 80, for the 2SA1540-D it will be in the range from 60 to 120, for the 2SA1540-E it will be in the range from 100 to 200.

Marking

Sometimes the "2S" prefix is not marked on the package - the 2SA1540-F might only be marked "A1540-F".

Complementary NPN transistor

The complementary NPN transistor to the 2SA1540-F is the 2SC3955-F.

SMD Version of 2SA1540-F transistor

The BF623 (SOT-89) and BF823 (SOT-23) is the SMD version of the 2SA1540-F transistor. These transistors are of the same type, have similar parameters and are designed for surface mounting.

Replacement and Equivalent for 2SA1540-F transistor

You can replace the 2SA1540-F with the 2SA1210, 2SA1352, 2SA1352-F, 2SA1353, 2SA1353-F, 2SA1380, 2SA1380-F, 2SA1381, 2SA1381-F, 2SA1406, 2SA1406-F, 2SA1407, 2SA1407-F, 2SA1478, 2SA1478-F, 2SA1479, 2SA1479-F, 2SA1480, 2SA1480-F, 2SA1541, 2SA1541-F, 2SB1110, 2SB1110-D, KSA1381 or KSA1381-F.
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