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MIC2183BM DC/DC Step-Down Converting PMIC SOIC-16L marking MIC2183BM Step-Down Converter
| 控制方式 MODE |
PWM |
| 输入电压VIN Input Voltage |
2.9~14V |
| 输出电压VOUT Output Voltage |
|
| 输出电流IOUT Output Current |
|
| 震荡频率FOSC Oscillation Frequency |
400khz |
| 内置FET Built-in FET |
PMOS |
| Description & Applications | Low Voltage Synchronous Buck PWM Control IC • Input voltage range: 2.9V to 14V • >90% efficiency • Oscillator frequency of 400kHz • Frequency divide-by-two pin • Frequency sync to 600kHz • Front edge blanking • 5Ω output drivers (typical) • Soft start • PWM current mode control • 1µA shutdown current • Cycle-by-cycle current limiting • Frequency foldback short circuit protection • Adjustable under-voltage lockout • 16-pin narrow-body SOP and QSOP package options • 3.3V to 2.5V/1.8V/1.5V conversion • DC power distribution systems • Wireless modems • ADSL line cards • 1-and 2-cell Li Ion battery operated equipment • Satellite Phones |
| 描述与应用 | 低电压同步降压PWM控制IC •输入电压范围：2.9V至14V •效率> 90％ •振荡器频率为400kHz •频率分频两针 •频率同步至600kHz •前沿消隐 •5Ω输出驱动器（典型值） •软启动 •PWM电流模式控制 •1μA关断电流 •逐周期电流限制 •频率折返短路保护 •可调欠压锁定 •16引脚窄体SOP和QSOP封装选项的 •3.3V2.5V/1.8V/1.5V转换 •直流配电系统 •无线调制解调器 •ADSL线卡 •1和2芯锂离子电池供电设备 •卫星电话 |
