2N6428

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2N6428 Application Field and Working Principle

2N6428 is a NPN bipolar junction transistor (BJT) manufactured by worldwide semiconductor company such as Motorola, National Semiconductor, Texas Instruments and other companies. The 2N6428 is also known as a NPN power transistor. This power transistor is capable of switching loads which range from below 1 amp to above 200 amps at collector voltages up to 200 volts. This 2N6428 NPN power transistor is suitable for a wide range of applications such as switching power supplies, high power amplifiers, inverter applications and other products.

Features

The 2N6428 has a number of key features and characteristics. The 2N6428 transistor has a maximum collector current up to 300mA, maximum collector-base voltage of 200V, maximum emitter base voltage of 5V and maximum power dissipation of 6W. Also, the 2N6428 transistor has a high breakdown voltage (200V) and collector-base resistor of 250Ω. In addition, the maximum operating temperature is rated at 150°C.

Working Principle

The basic working principle of the 2N6428 transistor is similar to other bipolar junction transistors. This transistor is composed of three layers, two NPN (negative-positive-negative) and one PNP (positive-negative-positive). In normal operation, current flows into the base of the 2N6428, which causes current to be amplified and exit the transistor at the collector. This process is known as bipolar transistor action.

In terms of application fields, the 2N6428 NPN power transistor is suitable for a wide range of applications such as switching power supplies, high power amplifiers, inverter applications and other products. One example application of this power transistor is for audio amplifiers. Audio amplifiers are often used for amplifying music and sound. By using the 2N6428 as the main bipolar transistor of an audio amplifier, this transistor can be used to provide high levels of amplified output power.

Conclusion

The 2N6428 is an NPN power transistor manufactured by many semiconductor companies. With a maximum collector current of 300mA, maximum collector-base voltage of 200V, maximum emitter base voltage of 5V and maximum power dissipation of 6W, the 2N6428 is suitable for a wide range of applications such as switching power supplies, high power amplifiers, inverter applications and other products. Thanks to its features and characteristics, the 2n6428 can be used to provide high levels of output power.

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