Laptop switching power supply design

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Summary:

Introduced a laptop switching power supply consisting of MAX786. The power supply adopts PWM control mode, which can provide 3V/3A, 5V/3A two-way output and one 5V/25MA PAM data protection power supply. It has automatic voltage and current protection functions and is an economical and practical high-performance small switching power supply.

MAX786 internal structure

Notebook switching power supply circuit schematic

See the uploading documentation for details (click to download)