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RT9181是具有输出精确度2%的低压降转换器,在输入+3至+5.5V的工作电压范围内提供持续的150mA电流。它具有电源良好信号指示功能监测输出电压,让电源良好输出成为低电位(开路漏极)RT9181运用低ESR的输出电容来稳定输出电压,同时最小化启动时的输出电涌。RT9181使用一个内部的 P- MOSFET 作为通器件,在负载和压差条件下需要160µA的供电电流。它的EN引脚控制输出,且不消耗输入偏置电流。其他特性还包括限电流、过温保护及欠压锁定。
低压降电压转换器
输出电流可达150mA
电源良好指示
芯片使能/关机功能
独立负载;低静态电流;160µA
限电流及温度保护
欠压锁定
负载和线路调整时的低变化
在低ESR电容也能保持稳定输出
SOT-23-5封装
符合 RoHS 规范且完全无铅
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