2SA1405-D Bipolar Transistor

Characteristics of 2SA1405-D 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): 60 to 120
  • Transition Frequency, min: 500 MHz
  • Operating and Storage Junction Temperature Range: -55 to +150 °C
  • Package: TO-126

Pinout of 2SA1405-D

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

Classification of hFE

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

Marking

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

Complementary NPN transistor

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

Replacement and Equivalent for 2SA1405-D transistor

You can replace the 2SA1405-D with the 2SA1021, 2SA1021-R, 2SA1220, 2SA1220-R, 2SA1220A, 2SA1220A-R, 2SA1408, 2SA1408-R, 2SA1539, 2SA1539-D, 2SB631K, 2SB631K-D, 2SB649, 2SB649-B, 2SB649A, 2SB649A-B, KSA1220, KSA1220-R, KSA1220A or KSA1220A-R.
If you find an error please send an email to mail@el-component.com