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RT9020 是高性能的 500mA 低压差线性稳压器,具有超高的 PSRR 性能和超低的压差,是兼具性能和空间要求的便携式 RF 应用的理想选择。RT9020 的静态电流低达 25µA,可与 ESR 很低的陶瓷电容配合稳定工作,降低了对掌上型应用来说很紧张的空间要求。在关机状态下,RT9020 仅消耗典型值约 0.7µA 的电流,其快速启动过程最多耗时 70µs(无软启动电容)。它还具有超低压差、高输出精度、电流限制保护和高涟波抑制比。其封装为 SOT-23-5 和 SC-70-5。
宽输入电压范围:2.2V~5.5V
低压差:250mV@500mA
关机时 VOUT 端有 5mA 放电电流
超低噪声,适合数字相机使用
对输入、输出的瞬变过程有超快的响应
电流限制保护
热关机保护
高电源涟波抑制比
仅需 1µF 输出电容即可稳定工作
TTL 逻辑兼容的控制输入
符合 RoHS 规范,完全无铅
湿气感测级别 : 3级
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