A common car inverter circuit diagram and principle interpretation

This article will introduce a common car inverter circuit and working principle. The output power of the vehicle-mounted inverter is 70W-150W, and the pulse width modulation circuit mainly based on TL494 or KA7500 chip is mainly used in the inverter circuit.

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Car inverter indicators:

Input voltage: DC 10V ~ 14.5V;

Output voltage: AC 200V ~ 220V ± 10%;

Output frequency: 50Hz ± 5%;

Output power: 70W ~ 150W;

Conversion efficiency: greater than 85%;

Inverter operating frequency: 30kHz ~ 50kHz.

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