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AAT1146IJS-1.875-T1 DC/DC Step-Down Converting PMIC 1.875V SC70JW-8 marking OMG 400mA Step-Down Converter
| 控制方式 MODE | PWM |
| 输入电压VIN Input Voltage | 2.7~5.5V |
| 输出电压VOUT Output Voltage | 1.875V |
| 输出电流IOUT Output Current | 400mA/0.4A |
| 震荡频率FOSC Oscillation Frequency | 1.4MHZ |
| 内置FET Built-in FET | PMOS |
| Description & Applications | Fast Transient 400mA Step-Down Converter •VIN Range: 2.7V to 5.5V • VOUT Fixed or Adjustable from 0.6V to VIN • 27μA No Load Quiescent Current • Up to 98% Efficiency • 400mA Max Output Current • 1.4MHz Switching Frequency • 120μs Soft Start • Fast Load Transient • Over-Temperature Protection • Current Limit Protection • 100% Duty Cycle Low-Dropout Operation • <1μA Shutdown Current • SC70JW-8 Package • Temperature Range: -40°C to +85°C • Cellular Phones • Digital Cameras • Handheld Instruments • Microprocessor / DSP Core / IO Power • PDAs and Handheld Computers • USB Devices |
| 描述与应用 | 快速瞬态400mA降压转换器 •VIN范围：2.7V至5.5V •VOUT固定或可调0.6V至VIN •27μA无负载静态电流 •高达98％的效率 •最大400mA输出电流 •1.4MHz的开关频率 •120μs软启动 •快速负载瞬态 •过温保护 •电流限制保护 •100％占空比低压差操作 •<1μA关断电流 •SC70JW-8包装 •温度范围：-40°C至+85°C •蜂窝电话 •数码相机 •手持式仪器 •微处理器/ DSP核心/ IO电源 •掌上电脑和掌上电脑 •USB设备 |
