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AAT1151IKS-1.0-T1 DC/DC Step-Down Converting PMIC 1V MSOP-8 marking JHN 850kHz 700MA Step-Down Converter Inner Switch
| 控制方式 MODE |
PWM/PFM |
| 输入电压VIN Input Voltage |
2.7~5.5V |
| 输出电压VOUT Output Voltage |
1V |
| 输出电流IOUT Output Current |
|
| 震荡频率FOSC Oscillation Frequency |
850KHZ |
| 内置FET Built-in FET |
PMOS/POWERMOS |
| Description & Applications | 850kHz 700mA Synchronous Buck DC/DC Converter • VIN Range: 2.7V to 5.5V • Up to 95% Efficiency • High Initial Accuracy ±1% • 110mΩ RDS(ON) Internal Switches • <1µA Shutdown Current • 850kHz Switching Frequency • Fixed VOUT or Adjustable VOUT≥1.0V • Integrated Power Switches • Synchronous Rectification • Current Mode Operation • Internal Compensation • Stable with Ceramic Capacitors • PWM and PFM for Optimum Efficiency for All Load Conditions • Internal Soft Start • Over-Temperature Protection • Current Limit Protection • MSOP-8 and QFN33-16 Packages • -40°C to +85°C Temperature Range • Cellular Phones • Digital Cameras • MP3 Players • Notebook Computers • PDAs • USB-Powered Equipment • Wireless Notebook Adapters |
| 描述与应用 | 850kHz的700MA同步降压DC / DC转换器 •VIN范围：2.7V至5.5V •高达95％的效率 •高初始精度±1％ •110mΩRDS（ON）内部开关 •<1μA关断电流 •850kHz的开关频率 •固定VOUT或可调输出电压≥1.0V •集成电源开关 •同步整流 •电流模式操作 •内部补偿 •陶瓷电容器稳定工作 •PWM和PFM所有负载条件下的最佳效率 •内部软启动 •过温保护 •电流限制保护 •MSOP-8和QFN33-16封装 •-40°C至+85°C温度范围 •蜂窝电话 •数码相机 •MP3播放器 •笔记本电脑 •掌上电脑 •USB供电设备 •无线笔记本电脑适配器 |
