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LTC1872ES6 DC/DC Step-Up Converter SOT-163/SOT23-6 marking LTMK
| 控制方式 MODE | |
| 输入电压VIN Input Voltage | 2.5~9.8V |
| 输出电压VOUT Output Voltage | |
| 输出电流IOUT Output Current | |
| 震荡频率FOSC Oscillation Frequency | 550KHz |
| 内置FET Built-in FET | |
| Description & Applications | Constant Frequency Current Mode Step-Up DC/DC Controller •High Efficiency: Over 90% •High Output Currents Easily Achieved •Wide VIN Range: 2.5V to 9.8V •VOUT Limited Only by External Components •Constant Frequency 550kHz Operation •Burst ModeTM Operation at Light Load •Current Mode Operation for Excellent Line and LoadTransient Response •Low Quiescent Current: 270µA •Shutdown Mode Draws Only 8µA Supply Current •±2.5% Reference Accuracy •Tiny 6-Lead SOT-23 Package •Lithium-Ion-Powered Applications •Cellular Telephones •Wireless Modems •Portable Computers •Scanners |
| 描述与应用 | 恒定频率电流模式升压型DC / DC控制器 •高效率：90％以上 •轻松实现高输出电流 •宽VIN范围：2.5V至9.8V •VOUT仅受外部元件限制 •恒频550kHz操作 •突发模式TM在轻负荷运行 •出色的线路和负载瞬态响应的电流模式操作 •低静态电流：270μA •关断模式下，提供8μA供应电流 •参考精度±2.5％ •微型6引脚SOT-23封装 •锂离子电池供电的应用 •蜂窝电话 •无线调制解调器 •便携式电脑 •扫描仪 |
