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LTC1701BE DC/DC Step-Down Converting PMIC 1.25~5V SOT-153/SOT23-5 marking LTUD Step-Down Converter
| 控制方式 MODE | |
| 输入电压VIN Input Voltage | 2.5~5.5V |
| 输出电压VOUT Output Voltage | 1.25~5V |
| 输出电流IOUT Output Current | 500mA/0.5A |
| 震荡频率FOSC Oscillation Frequency | 1MHZ |
| 内置FET Built-in FET | |
| Description & Applications | 1MHz Step-Down DC/DC Converters • Tiny 5-Lead SOT-23 Package •Uses Tiny Capacitors and Inductor • High Frequency Operation: 1MHz •High Output Current: 500mA •Low RDS(ON) •Internal Switch: 0.28Ω • High Efficiency: Up to 94% • Current Mode Operation for Excellent Line and Load Transient Response •Short-Circuit Protected •Low Quiescent Current: 135µA (LTC1701) •Low Dropout Operation: 100% Duty Cycle •Ultralow Shutdown Current: IQ < 1µA •Peak Inductor Current Independent of Inductor Value •Output Voltages from 5V Down to 1.25V |
| 描述与应用 | 1MHz的降压DC/ DC转换器 •小巧的5引脚SOT-23封装 •Uses微小的电容器和电感器 •高频率操作：1MHz的 •高输出电流：500mA •低RDS（ON） •内部开关：0.28Ω •高效率：高达94％ •出色的线路和负载瞬态响应的电流模式操作 •短路保护 •低静态电流：135μA（LTC1701） •低压差操作：100％占空比 •超低停机电流：IQ<1μA •独立电感值的峰值电感电流 •从5V的输出电压低至1.25V |
