1MHz的1A降压型DC / DC转换器•VIN范围:2.7V至5.5V•高达95%的效率•110mΩRDS(ON)MOSFET开关•<1.0μA的关断电流•1MHz开关频率•固定或可调输出电压:1.0V至4.2V•高初始精度:±1%•1.0A..
控制方式MODE| PWM \---|--- 输入电压VINInput Voltage| 2.7~5.5V 输出电压VOUTOutput Voltage| 3.3V 输出电流IOUTOutput Current| 震荡频率FOSCOscillation Frequency| 1MHZ 内置FETBuilt-in FET| PMOS Description & Applications| 1MHz 1A Step-Down DC/DC Converter • VIN Range: 2.7V to 5.5V • Up to 95% Efficiency • 110mΩ RDSON MOSFET Switch • <1.0µA of Shutdown Current • 1MHz Switching Frequency • Fixed or Adjustable VOUT: 1.0V to 4.2V • High Initial Accuracy: ±1% • 1.0A Peak Current • Integrated Power Switches • Synchronous Rectification • Internally Compensated Current Mode Control • Constant PWM Mode for Low Output Ripple • Internal Soft Start • Current Limit Protection • Over-Temperature Protection • MSOP-8 package • -40°C to +85°C Temperature Range • Cable/DSL Modems • Computer Peripherals • High Efficiency Conversion From 5V or 3.3V Supply • Network Cards • Set-Top Boxes 描述与应用| 1MHz的1A降压型DC / DC转换器 •VIN范围:2.7V至5.5V •高达95%的效率 •110mΩRDS(ON)MOSFET开关 •<1.0μA的关断电流 •1MHz开关频率 •固定或可调输出电压:1.0V至4.2V •高初始精度:±1% •1.0A峰值电流 •集成电源开关 •同步整流 •内部补偿电流模式控制 •固定PWM模式的低输出纹波 •内部软启动 •电流限制保护 •过温保护 •MSOP-8封装 •-40°C至+85°C温度范围 •有线/ DSL调制解调器 •计算机外设 •从5V或3.3V电源的高效率转换 •网络卡 •机顶盒
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