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RT9397BF將升壓電荷泵電路和電壓反相電荷泵電路集成於一體，可以高效率提供正、負兩組輸出電壓，輸出電壓範圍可在±4.5V~±6V間使用外加回饋電阻進行調節。其轉換過程維持高效率的秘訣是使用可以自動進行模式切換的 x1.33/x1.5/x1.75/x2電荷泵。其封裝形式為WQFN-20L 3x3。
輸入電壓範圍：2.7V~4.8V
在全電池電壓範圍內具有平均高於80%的效率
負載能力支援50mA輸出
關機電流低於1μA
內建軟啟動功能
短路保護
過壓保護
過熱保護
使用自動模式切換電荷泵►自動選擇x1.33/x1.5/x1.75/x2模式生成正電壓輸出►使用x-1模式生成負壓輸出
低輸入端雜訊和電磁輻射
關機時輸出端快速放電
輸出電壓使用外加回饋電阻進行調節
20引腳WQFN封裝
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