2SA2120-O Bipolar Transistor

Characteristics of 2SA2120-O Transistor

  • Type: PNP
  • Collector-Emitter Voltage, max: -200 V
  • Collector-Base Voltage, max: -200 V
  • Emitter-Base Voltage, max: -5 V
  • Collector Current − Continuous, max: -12 A
  • Collector Dissipation: 200 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

Pinout of 2SA2120-O

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

Classification of hFE

The 2SA2120-O transistor can have a current gain of 80 to 160. The gain of the 2SA2120 will be in the range from 55 to 160, for the 2SA2120-R it will be in the range from 55 to 110.

Marking

Sometimes the "2S" prefix is not marked on the package - the 2SA2120-O might only be marked "A2120-O".

Complementary NPN transistor

The complementary NPN transistor to the 2SA2120-O is the 2SC5948-O.

Replacement and Equivalent for 2SA2120-O transistor

You can replace the 2SA2120-O with the 2SA1302, 2SA1302O, 2SA1943, 2SA1943N, 2SA1943O, 2SA1962, 2SA1962O, 2SA1986, 2SA1986-O, 2SA2121, 2SA2121-O, 2SA2151, 2SA2151A, 2SA2151A-O, 2SA2151A-P, 2SA2151A-Y, FJA4213, FJA4213O, FJL4215, FJL4215O, KTA1943, KTA1943A, KTA1943AO, KTA1943O, KTA1962, KTA1962A, KTA1962AO, KTA1962O, MJL4302A, MJL4302AG, MJW1302A, MJW1302AG, NTE2329 or TTA1943.
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