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LTC3405AES6 DC/DC Step-Down Converting PMIC 0.8V SOT-163/SOT23-6 marking L1ZW Step-Down Converter
| 控制方式 MODE | PWM |
| 输入电压VIN Input Voltage | 2.5~5.5V |
| 输出电压VOUT Output Voltage | 0.8V |
| 输出电流IOUT Output Current | 300mA/0.3A |
| 震荡频率FOSC Oscillation Frequency | 1.5MHZ |
| 内置FET Built-in FET | PMOS/NMOS |
| Description & Applications | 1.5MHz, 300mA Synchronous Step-Down Regulator in Thin SOT • High Efficiency: Up to 96% • Very Low Quiescent Current: Only 20µA • 300mA Output Current at VIN = 3V • 2.5V to 5.5V Input Voltage Range •1.5MHz Constant Frequency Operation •No Schottky Diode Required • Low Dropout Operation: 100% Duty Cycle •Stable with Ceramic Capacitors • 0.8V Reference Allows Low Output Voltages • Shutdown Mode Draws < 1µA Supply Current • ±2% Output Voltage Accuracy • Current Mode Operation for Excellent Line and •Load Transient Response • Overtemperature Protected |
| 描述与应用 | 1.5MHz的300mA同步降压稳压器，薄型SOT •高效率：高达96％ •非常低的静态电流只有20μA •300mA输出电流在VIN =3V •2.5V至5.5V输入电压范围 •1.5MHz恒定频率操作 •无需肖特基二极管 •低压差操作：100％占空比 •陶瓷电容器稳定工作 •0.8V基准允许低输出电压 •关断模式绘制<1μA电源电流 •±2％的输出电压精度 •优秀线路和电流模式操作 •负载瞬态响应 •过热保护 |
