400 mA nano-quiescent synchronous step-down converter with digital voltage selection and Power Good

Features • 500 nA input quiescent current at VIN=3.6 V (not switching) • 94 typical efficiency at 1 mA load (VIN=3.6 V, VOUT=3.3 V) • 100 duty cycle • 1.8 V to 5.5 V input operating range • Undervoltage lockout: 1.57 V (VIN falling, typ.) • Up to 400 mA output current capability • Low power

文件：2.54466 Mbytes 页数：20 Pages

STMICROELECTRONICS

意法半导体

400mA Nano静态同步降压转换器，提供数字电压选择和供电正常信号

ST1PS01是一款Nano-Quiescent同步整流降压转换器，能够提供高达400mA的输出电流，输入电压范围为1.8V至5.5V。该产品专为高效率及对PCB尺寸和对厚度有要求的应用而设计。 可以使用两个数字控制输入设置输出电压，也可以动态选择1.8 V至3.3 V的VOUT 。由于增强的PCC（峰值电流控制），ST1PS01仅使用2.2μH电感和两个小电容即可实现极高的效率转换。 实现先进的设计电路以最小化静态电流该器件采用Flip-Chip芯片封装。 • VIN=3.6 V时500 nA输入静态电流（没有开关频率） \n•  1mA负载时典型效率为94％(VIN=3.6 V, VOUT=3.3 V) \n• 100%占空比 \n• 输入电压范围为1.8 V至5.5 V \n•  欠压锁定：1.57 V (VIN falling, typ.) \n• 输出电流能力高达400 A \n•  低功率控制操作，以实现最佳效率•  嵌入式软启动电路 \n•  微小的外部元件：L =2.2μH typ. \n•  可选输出电压：1.8 V至3.3 V \n•  输出电压电源良好 \n•  ±1.5％输出电压精度(VOUT, TA;

ST

意法半导体

400 mA nano-quiescent synchronous step-down converter with digital voltage selection and Power Good

Features • 500 nA input quiescent current at VIN=3.6 V (not switching) • 94 typical efficiency at 1 mA load (VIN=3.6 V, VOUT=3.3 V) • 100 duty cycle • 1.8 V to 5.5 V input operating range • Undervoltage lockout: 1.57 V (VIN falling, typ.) • Up to 400 mA output current capability • Low power

文件：2.54466 Mbytes 页数：20 Pages

STMICROELECTRONICS

意法半导体

400 mA nano-quiescent synchronous step-down converter with digital voltage selection and Power Good

Features • 500 nA input quiescent current at VIN=3.6 V (not switching) • 94 typical efficiency at 1 mA load (VIN=3.6 V, VOUT=3.3 V) • 100 duty cycle • 1.8 V to 5.5 V input operating range • Undervoltage lockout: 1.57 V (VIN falling, typ.) • Up to 400 mA output current capability • Low power

文件：2.54466 Mbytes 页数：20 Pages

STMICROELECTRONICS

意法半导体

400 mA nano-quiescent synchronous step-down converter with digital voltage selection and Power Good

Features • 500 nA input quiescent current at VIN=3.6 V (not switching) • 94 typical efficiency at 1 mA load (VIN=3.6 V, VOUT=3.3 V) • 100 duty cycle • 1.8 V to 5.5 V input operating range • Undervoltage lockout: 1.57 V (VIN falling, typ.) • Up to 400 mA output current capability • Low power

文件：2.54466 Mbytes 页数：20 Pages

STMICROELECTRONICS

意法半导体

400 mA nano-quiescent synchronous step-down converter with digital voltage selection and Power Good

Features • 500 nA input quiescent current at VIN=3.6 V (not switching) • 94 typical efficiency at 1 mA load (VIN=3.6 V, VOUT=3.3 V) • 100 duty cycle • 1.8 V to 5.5 V input operating range • Undervoltage lockout: 1.57 V (VIN falling, typ.) • Up to 400 mA output current capability • Low power

文件：2.54466 Mbytes 页数：20 Pages

STMICROELECTRONICS

意法半导体

400 mA nano-quiescent synchronous step-down converter with digital voltage selection and Power Good

Features • 500 nA input quiescent current at VIN=3.6 V (not switching) • 94 typical efficiency at 1 mA load (VIN=3.6 V, VOUT=3.3 V) • 100 duty cycle • 1.8 V to 5.5 V input operating range • Undervoltage lockout: 1.57 V (VIN falling, typ.) • Up to 400 mA output current capability • Low power

文件：2.54466 Mbytes 页数：20 Pages

STMICROELECTRONICS

意法半导体

400 mA nano-quiescent synchronous step-down converter with digital voltage selection and Power Good

Features • 500 nA input quiescent current at VIN=3.6 V (not switching) • 94 typical efficiency at 1 mA load (VIN=3.6 V, VOUT=3.3 V) • 100 duty cycle • 1.8 V to 5.5 V input operating range • Undervoltage lockout: 1.57 V (VIN falling, typ.) • Up to 400 mA output current capability • Low power

文件：2.54466 Mbytes 页数：20 Pages

STMICROELECTRONICS

意法半导体

400 mA nano-quiescent synchronous step-down converter with digital voltage selection and Power Good

Features • 500 nA input quiescent current at VIN=3.6 V (not switching) • 94 typical efficiency at 1 mA load (VIN=3.6 V, VOUT=3.3 V) • 100 duty cycle • 1.8 V to 5.5 V input operating range • Undervoltage lockout: 1.57 V (VIN falling, typ.) • Up to 400 mA output current capability • Low power

文件：2.54466 Mbytes 页数：20 Pages

STMICROELECTRONICS

意法半导体

400 mA nano-quiescent synchronous step-down converter with digital voltage selection and Power Good

Features • 500 nA input quiescent current at VIN=3.6 V (not switching) • 94 typical efficiency at 1 mA load (VIN=3.6 V, VOUT=3.3 V) • 100 duty cycle • 1.8 V to 5.5 V input operating range • Undervoltage lockout: 1.57 V (VIN falling, typ.) • Up to 400 mA output current capability • Low power

文件：2.54466 Mbytes 页数：20 Pages

STMICROELECTRONICS

意法半导体