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RT9178 是针对射频与无线应用进行了优化的高性能低压差线性稳压器,输出噪声极低,静态电流消耗很小,有专门用于噪声消减的端子。即便是在直通状态下,其电流消耗也仅是轻微增加,对延长电池寿命有帮助。RT9178 可与低 ESR 的陶瓷电容配合稳定工作,可在应用中缩减空间占用,对空间狭小的掌上型无线应用有帮助。RT9178 在关机模式下耗电少于 0.01μA,开机过程耗时低于 100μs,具有低压差、高输出精度、电流限制保护和高纹波抑制比等特性,其封装为 SOT-23-5 。
超低噪声,适合射频应用
面对输入、输出突变,其响应速度极快
快速启动过程(典型值 100μs)
关机模式下电流消耗低于 0.01μA
低压差: 200mV@200mA
宽工作电压范围:2.5V~6V
TTL 逻辑兼容的控制输入
低温度系数
电流限制保护
热关机保护
仅需 1μF 输出电容即可稳定工作
高电源纹波抑制比
客制化的电压选项
符合 RoHS 规范,完全无铅
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