Just noticed these devices you recommended is quite new. please suggest if LM25019 can support the same function? thanks.
http://www.ti.com.cn/product/cn/LM25019
HI
suggest you used LM25019 as flybuck, and but frequency will be limited below 1Mhz.
for good regulation, suggest you add a LDO or zener at second for good regulation.
Thanks
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