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用TPS92692实现150wLED升压驱动方案

输入电压11~35v,输出电压48~52v,输出功率150w,过压保护62v,输出短路保护,PIN10/PWM接MCU调光。

希望专家帮忙查看原理图,要实现以上方案,原理是否正确,器件参数是否合理,另外,PIN20/VCC是否可以给外部单片机供电?

原理图如下: