Power MOS pipe switch power supply integration power supply circuit without auxiliary winding
A technology without auxiliary winding and MOS tube, which is applied in the output power conversion device, the conversion of DC power input to DC power output, electrical components, etc. Production cost, effect on a wide range of applications
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[0016] In order to be able to describe the technical content of the present invention more clearly, further description will be given below in conjunction with specific embodiments.
[0017] The power MOS tube switching power supply integrated power supply circuit without auxiliary winding is characterized in that the circuit includes a high-voltage rectifier filter circuit module, a transformer, and an integrated circuit module, and the output terminal of the high-voltage rectifier filter circuit module is connected to the The opposite ends of the primary winding of the transformer are connected, and the integrated circuit module is connected to the same end of the primary winding of the transformer.
[0018] In a preferred embodiment, the high-voltage rectifier filter circuit module includes a high-voltage rectifier filter circuit and an AC power supply, and the output terminal of the AC power supply is connected to the input terminal of the high-voltage rectifier filter circuit. ...
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