KTA1943O Bipolar Transistor

Characteristics of KTA1943O Transistor

  • Type: PNP
  • Collector-Emitter Voltage, max: -230 V
  • Collector-Base Voltage, max: -230 V
  • Emitter-Base Voltage, max: -5 V
  • Collector Current − Continuous, max: -15 A
  • Collector Dissipation: 150 W
  • DC Current Gain (hfe): 80 to 160
  • Transition Frequency, min: 25 MHz
  • Operating and Storage Junction Temperature Range: -55 to +150 °C
  • Package: TO-3P
  • Electrically Similar to the Popular 2SA1943O transistor

Pinout of KTA1943O

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

Classification of hFE

The KTA1943O transistor can have a current gain of 80 to 160. The gain of the KTA1943 will be in the range from 55 to 160, for the KTA1943R it will be in the range from 55 to 110.

Complementary NPN transistor

The complementary NPN transistor to the KTA1943O is the KTC5200O.

Replacement and Equivalent for KTA1943O transistor

You can replace the KTA1943O with the 2SA1943, 2SA1943N, 2SA1943O, 2SA1962, 2SA1962O, 2SA1986, 2SA1986-O, 2SA2151A, 2SA2151A-O, 2SA2151A-P, 2SA2151A-Y, FJA4213, FJA4213O, FJL4215, FJL4215O, KTA1943A, KTA1943AO, KTA1962, KTA1962A, KTA1962AO, KTA1962O, MJL4302A, MJL4302AG, MJW1302A, MJW1302AG or TTA1943.
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