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RT4801T

智能手机和平板电脑液晶屏双输出偏置电源

RT4801T
New

RT4801T是将Boost转换器、低压差线性稳压器和电荷泵反相电路集成于一体的正负电压生成电路，其输出电压可经I2C接口在±4V~±6V间以100mV的级差进行调节，其输入电压范围为2.5V~5.5V，对称输出能力可高达150mA，是使用单节锂离子电池供电产品的理想选择。其封装为WL-CSP-15B 1.31x2.07(BSC)。

应用

  • 智能手机液晶屏
  • 平板电脑液晶屏
  • 通用双电源应用

主要规格

RT4801T
Status Active
Vin (min) (V) 2.5
Vin (max) (V) 5.5
Number of Channels 2
Number of Buck Converters 0
Number of Boost Converters 1
Number of Negative Outputs 1
Number of LED Drivers 0
Number of LDO Regulators 1
Application LCD Bias
Features Enable Input;OCP;OVP;SCP
Package Type WL-CSP1.31x2.07-15(BSC)

关键特性

  • 输入电压范围：2.5V~5.5V

  • 输出效率可高达90%

  • 负载能力高达150mA

  • 关机电流低于1μA

  • 内置软起动功能

  • 短路保护

  • 过压保护

  • 过流保护

  • 过热保护

  • 可使用ENP/ENN实现灵活的正负压输出开关控制

  • 输出电压可调范围为±4~±6V，级差0.1V

  • 输入端噪声低，EMI问题少

  • 关机时可程控输出快速放电

  • 经I2C接口调节输出电压

  • WL-CSP-15B封装

Application Notes

Datasheet

DS4801T-01.pdf

Datasheet

DS4801T-01.pdf

RT4801TWSC
Package Type:WL-CSP1.31x2.07-15(BSC)
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