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RT4801T

智慧手機和平板電腦液晶屏雙輸出偏置電源

RT4801T
New

RT4801T是將Boost轉換器、低壓差線性穩壓器和電荷泵反相電路集成於一體的正負電壓生成電路，其輸出電壓可經I2C介面在±4V~±6V間以100mV的級差進行調節，其輸入電壓範圍為2.5V~5.5V，對稱輸出能力可高達150mA，是使用單節鋰離子電池供電產品的理想選擇。其封裝為WL-CSP-15B 1.31x2.07(BSC)。

應用

  • 智能手機液晶屏
  • 平板電腦液晶屏
  • 通用雙電源應用

主要規格

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)

關鍵特性

  • 輸入電壓範圍：2.5V~5.5V

  • 輸出效率可高達90%

  • 負載能力高達150mA

  • 關機電流低於1μA

  • 內置軟起動功能

  • 短路保護

  • 過壓保護

  • 過流保護

  • 過熱保護

  • 可使用ENP/ENN實現靈活的正負壓輸出開關控制

  • 輸出電壓可調範圍為±4~±6V，級差0.1V

  • 輸入端雜訊低，EMI問題少

  • 關機時可程式控制輸出快速放電

  • 經I2C介面調節輸出電壓

  • WL-CSP-15B封裝

Application Notes

Datasheet

DS4801T-01.pdf

Datasheet

DS4801T-01.pdf

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