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[Power Supply Center V4 Series] 5V8A multi-port USB charging board

 
Overview

Because the power supply at home was unstable, a power supply center was built, and the fourth version is now planned.

This board is a 9-26V step-down 5V8A, used for charging 5V devices through USB, and the ultimate load is 5V10A. Set the output point to 5.2V to provide pre-compensation for line loss.

The theoretical calculation efficiency is 95%, and the mos temperature is 85°C.

The stability of the COT architecture LM3150 under the mlcc output capacitor has not been verified. If the operation is unstable, please remove the mlcc appropriately and connect aluminum electrolytic in parallel.

参考设计图片
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Update:2025-05-08 21:12:21

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