KSA708 Bipolar Transistor

Characteristics of KSA708 Transistor

  • Type: PNP
  • Collector-Emitter Voltage, max: -60 V
  • Collector-Base Voltage, max: -80 V
  • Emitter-Base Voltage, max: -8 V
  • Collector Current − Continuous, max: -0.7 A
  • Collector Dissipation: 0.8 W
  • DC Current Gain (hfe): 40 to 400
  • Transition Frequency, min: 30 MHz
  • Operating and Storage Junction Temperature Range: -55 to +150 °C
  • Package: TO-92
  • Electrically Similar to the Popular 2SA708 transistor

Pinout of KSA708

The KSA708 is manufactured in a plastic TO-92 case. When looking at the flat side with the leads pointed downward, the three leads emerging from the transistor are, from left to right, the emitter, base, and collector leads. The KSA708C transistor (with suffix "C") is the center collector version of the KSA708.
Here is an image showing the pin diagram of this transistor.

Classification of hFE

The KSA708 transistor can have a current gain of 40 to 400. The gain of the KSA708O will be in the range from 70 to 140, for the KSA708R it will be in the range from 40 to 80, for the KSA708Y it will be in the range from 120 to 240.

Complementary NPN transistor

The complementary NPN transistor to the KSA708 is the KSC1008.

KSA708 Transistor in TO-92 Package

The 2SA708 is the TO-92 version of the KSA708.

Replacement and Equivalent for KSA708 transistor

You can replace the KSA708 with the 2SA708, BC527 or BC528.
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