CH1:PWM模式同步升压或脉冲频率模式异步升压,CH2:同步升/降压,CH3/CH4:最大占空比为100%的同步降压,CH5:具有负载断开功能的同步升压电路为CCD+供电,CH6:非同步反相器为CCD-供电,CH7:同步升压模式或定电流模式WLED驱动器►LED开路保护υ...
产品 ▶ 整合型电源管理 IC ▶ RT9999A/RT9999B
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The RT4730 is a highly integrated power solution with Buck-Boost, and inverting ,charge pump to generate positive and negative output voltage. The output ,voltages can be adjusted with by SWIRE interface protocols. With its input ,voltage range of 2.9V to 4.8V, the RT4730 is optimized for products powered by ,single-cell batteri...
产品 ▶ LCD 与 OLED 显示屏电源 ▶ RT4730
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CH1 Sync Step-Up in PWM mode or Async Step-Up in Pulse Frequency Mode, CH2 LV Sync Step-Up/Down, CH3/4 LV Sync Step-Down with 100% Maximum Duty Cycle, CH5 HV Sync Step-Up for CCD+ Power with Load Disconnect Function, CH6 HV A...
产品 ▶ 整合型电源管理 IC ▶ RT9999P
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The RTQ6749 is an I2C interface programmable power management IC. The IC ,includes two synchronous boost converters for PAVDD and VGH, one synchronous ,NAVDD buck-boost, one VGL charge pump, one high performance VCOM with 8-bit ,Calibrator and one RESET voltage detector. With available in a WQFN-32L 5x5 ,package, this device is ...
产品 ▶ 整合型电源管理 IC ▶ RTQ6749-QT-A2
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2-4 节电池、5A Buck-Boost 充电 IC RT9490
设计支持 ▶ 技术文件 ▶ RT9490 Application Note
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voltage is produced from the DC-DC Buck-Boost converter and the negative output voltage
https://www.richtek.com/assets/product_file/RT4722C/DS4722C-00.pdf
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https://www.richtek.com/~/media/AN PDF/AN056_EN.pdf
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1 Low Quiescent, High Efficiency 3A Buck-Boost Converter with I 2 C Interface General
https://www.richtek.com/assets/product_file/RT6160C/DS6160C-02.pdf
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1 Low Quiescent, High Efficiency 3A Buck-Boost Converter with I 2 C Interface General
https://www.richtek.com/assets/product_file/RT6160B/DS6160B-01.pdf
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1 Low Quiescent, High Efficiency 3A Buck-Boost Converter with I 2 C Interface General
https://www.richtek.com/assets/product_file/RT6160D/DS6160D-01.pdf
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