This is an audio amplifier circuit diagram using the MOSFET IRFP250N. This amplifier can make 500 watts of output. Here, use 4 MOSFETs. The 25-0-25 to 80-0-80 voltage range can be used in this circuit. It’s a mono audio amplifier circuit board. We can also use another MOSFET. like IRFP150N.

Every amplifier needs a good quality of voltage to make a good output watts. need to use a good diode and the best quality of capacitors.
IRFP250N is an N-channel power MOSFET designed for high-current and high-voltage. It features a drain-source voltage rating of 200Volts and a continuous drain current up to 30Amperes, making it suitable for switching motor drivers, power supplies, inverters, and audio amplifiers.
The type Designator is IRFP250N
The type of Transistor is MOSFET
The type of Control Channel is N-Channel
Absolute Maximum Ratings
The maximum Power Dissipation is 214 W
The maximum Drain-Source Voltage is 200 V
The maximum Gate-Source Voltage is 20 V
The maximum Drain Current is 30 A
The maximum Junction Temperature is 175 °C

This is a 2-transistor amplifier circuit board using C5198 and A1941 transistors. It’s a mono amplifier circuit diagram. In this circuit, we can use a minimum 20-0-20 voltage to 50-0-50 voltage. We can get 100 watts from this circuit. We can also use another transistor. Here, the C5198 and A1941 transistors are used. Any kind of PNP and NPN transistors can be used here, positive or negative, and a ground voltage is needed in this circuit.


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