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RT9912A

多通道电源管理IC

RT9912A
New

RT9912A 是适用于一节或两节碱性电池供电的便携式设备的多通道电源管理 IC ，它能完成电源转换和系统电源管理功能。RT9912A 集成了一路高效的同步降压型 DC/DC 转换器、一路 Boost 架构升压转换器、一路线性稳压器和一个用于复位系统的电压阈值可调的电压检测器。

应用

  • DSC
  • Portable Multimedia Player
  • GPS

主要规格

RT9912A
Status NRND
Vin (min) (V) 1.7
Vin (max) (V) 5
Number of Channels 3
Number of Buck Converters 1
Number of Boost Converters 1
Number of Negative Outputs 0
Number of LED Drivers 0
Number of LDO Regulators 1
Application Portable device
Features Enable Input;Low Dropout;OCP
Package Type WQFN4x4-24

关键特性

  • 300mA 同步降压转换器可为系统内核部分供电

  • 300mA 同步升压转换器可为系统 I/O 和内存部分供电

  • 效率高达92%

  • 低压差线性稳压器

  • 含有电流限制保护

  • 热关机保护

  • 工作电流消耗很低

  • 24引脚 WQFN 封装

  • 符合 RoHS 规范，不含卤素

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