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求推荐一款电源升降压芯片,可外置MOS,拓扑 SEPIC,Vin2.7v-18v,Vout 12v(可调),输出功率20w,带载时输入电流小于5A,工作效率90%左右。

Other Parts Discussed in Thread: TPS55288

求推荐一款电源升降压芯片,可外置MOS,拓扑 SEPIC(或其它),Vin 2.7v-18v,Vout 12v(可调),输出功率20w,带载时输入电流小于5A,工作效率90%左右。