TIP122 – Darlington NPN Transistor

Fr 1,000.00

The TIP122 is a Darlington pair NPN transistor. It functions like a normal NPN transistor, but since it has a Darlington pair inside it has a good collector current rating of about 5A and a gain of about 1000. It can also withstand about 100V across its collector- Emitter hence can be used to drive heavy loads.

Description

Specifications

  • Darlington Medium-power NPN Transistor
  • High DC Current Gain (hFE), typically 1000
  • Continuous Collector current (IC) is 5A
  • Collector-Emitter voltage (VCE) is 100 V
  • Collector-Base voltage (VCB) is 100V
  • Emitter Base Voltage (VBE) is 5V
  • Base Current(IB) is 120mA
  • Available in To-220 Package

Where to TIP122

This transistor is known for its high current gain (hfe = 1000) and high collector current (IC =5A) hence it is normally used to control loads with high current or in applications where high amplification is required. This transistor has a low Base-Emitter Voltage of the only 5V hence can be easily controlled by a Logic device like microcontrollers. Although care has to be taken to check if the logic device can source up to 120mA.

So, if you looking for a transistor that could be easily controlled by a Logic device to switch high power loads or to amplify high current then this Transistor might be an ideal choice for your application.

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