2SA1405-F Bipolar Transistor

Characteristics of 2SA1405-F Transistor

  • Type: PNP
  • Collector-Emitter Voltage, max: -120 V
  • Collector-Base Voltage, max: -120 V
  • Emitter-Base Voltage, max: -4 V
  • Collector Current − Continuous, max: -0.3 A
  • Collector Dissipation: 8 W
  • DC Current Gain (hfe): 160 to 320
  • Transition Frequency, min: 500 MHz
  • Operating and Storage Junction Temperature Range: -55 to +150 °C
  • Package: TO-126

Pinout of 2SA1405-F

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

Classification of hFE

The 2SA1405-F transistor can have a current gain of 160 to 320. The gain of the 2SA1405 will be in the range from 40 to 320, for the 2SA1405-C it will be in the range from 40 to 80, for the 2SA1405-D it will be in the range from 60 to 120, for the 2SA1405-E it will be in the range from 100 to 200.

Marking

Sometimes the "2S" prefix is not marked on the package - the 2SA1405-F might only be marked "A1405-F".

Complementary NPN transistor

The complementary NPN transistor to the 2SA1405-F is the 2SC3599-F.

Replacement and Equivalent for 2SA1405-F transistor

You can replace the 2SA1405-F with the 2SA1021, 2SA1021-Y, 2SA1220, 2SA1220-P, 2SA1220A, 2SA1220A-P, 2SA1248, 2SA1249, 2SA1507, 2SA1539, 2SA1539-F, 2SA795, 2SA795A, 2SB631K, 2SB631K-F, 2SB649, 2SB649-D, KSA1220, KSA1220-Y, KSA1220A, KSA1220A-Y, KTA1704 or KTA1704-GR.
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