1.需求:输入8-24V,输出5V,1A;
2.问题描述:
(1)按照TI设计工具导出原理图,画PCB后焊接完成;
(2)PGATE脚驱动常高,不是PWM波,RT电阻为43K;
(3)电路输出1.2V,无法调整,带一个小负载0.2A,输出会变成输入减3V的电压;
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