请帮忙推荐一款,外围电路尽量简单,因为板子较小,空间有限,谢谢各位了。
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Hi
可以选择8脚QFN封装的TPS62172: http://www.ti.com/lit/ds/symlink/tps62172.pdf
HI
没有推荐LDO是因为压差太大,效率非常低,散热也成问题,建议用上述DC/DC, 或者看有没有更小封装的DC/DC.