NJW0281G Pinout, Equivalent and Applications

The power audio amplifier required a high power transistor to deliver its maximum wattage. This NJW0281g is the perfect choice for a 150 watt or above power required amplifier. Due to its unique features like high current and voltage carrying capacity, it is the best choice for power audio amplifiers. The transistor can carry around 15 amps at 250volt. The transistor is usually available in TO-3P package.

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NJW0281G and its complementry pair transistor.webp

What is NJW0281G Transistors?

These are popular NPN transistors most commonly used in power audio amplifiers. This transistor is a bipolar junction transistor and can be used for other purposes like high current carrying applications such as power supply and power audio amplifiers. This transistor is designed by “ON Semiconductors“. NJW0302G is the complementary pair of transistors.

NJW0281G Transistor Pinout

njw0281g transistor pinout diagram

Features and Specifications

  • Collector-Base Voltage (Vcbo): 250 volts
  • Collector-Emitter Voltage (Vceo): 250 volts.
  • Emitter-Base Voltage (Vebo): 5 volts.
  • Max Collector Current (Ic): It can handle around 15 to 20 amperes.
  • Power Dissipation (Pd): Maximum power dissipation is typically around 250 watts.
  • Transition Frequency (Ft): 3 to 30 MHz.

Equivalant of NJW0821G

The equivalent transistor is 2SC5200 or TTC5200 Thoshiba NPN transistors. But the current rating and voltage rating is diffrent so you can use it as a equivalent.

2sc5200 transistor

Benefits of NJW0281G Transistor

  • Better performance at high power, because it is able to deliver up to 15 Amps of current.
  • Symmetrical characteristics in Complementary configuration, in a push pull amplifier the complementary pair of transistors is used. This will provide the balanced amplification of both positive and negative half of signals.
  • Low distortion and accurate signal reproduction
  • High amplifier bandwidth, This transistor can handle the high frequency audio signals efficiently. This will provide a higher amplifier bandwidth.

Applications

  • Using in High power audio amplifier
  • Theater and stadium sound system
  • Public address systems

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