您好,关于LM3421做升压19V输入,25V/3A有没推荐的电路和参数,我现在测试上机会烧毁MOS管PAGE-1 LED d.pdf附件是原理图
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HI
输入电容尽量靠近功率电感输入端,并且确认功率电感饱和电流足够大.
MOS选择Qg尽量小的MOS.