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RT9181是具有輸出精確度2%的低壓降轉換器,在輸入+3至+5.5V的工作電壓範圍內提供持續的150mA電流。它具有電源良好信號指示功能監測輸出電壓,讓電源良好輸出成為低電位(開路漏極)RT9181運用低ESR的輸出電容來穩定輸出電壓,同時最小化啟動時的輸出電湧。RT9181使用一個內部的 P- MOSFET 作為通器件,在負載和壓差條件下需要160µA的供電電流。它的EN引腳控制輸出,且不消耗輸入偏置電流。其他特性還包括限電流、過溫保護及欠壓鎖定。
低壓降電壓轉換器
輸出電流可達150mA
電源良好指示
晶片使能/關機功能
獨立負載;低靜態電流;160µA
限電流及溫度保護
欠壓鎖定
負載和線路調整時的低變化
在低ESR電容也能保持穩定輸出
SOT-23-5封裝
符合 RoHS 規範且完全無鉛
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