IC for multifunction telefones

MinebeaMitsumi

美蓓亚三美

5V/3.3V/3V/Adjustable, High-Efficiency, Low IQ, Step-Down DC-DC Conver

文件：778.12 Kbytes 页数：13 Pages

MAXIM

美信

5V/3.3V/3V/Adjustable, High-Efficiency, Low IQ, Step-Down DC-DC Converters

General Description The MAX639/MAX640/MAX653 step-down switching regulators provide high efficiency over a wide range of load currents, delivering up to 225mA. A current-limiting pulse-frequency-modulated (PFM) control scheme gives the devices the benefits of pulse-width-modulated (PWM) converter

文件：166.91 Kbytes 页数：12 Pages

MAXIM

美信

5V/3.3V/3V/Adjustable, High-Efficiency, Low IQ, Step-Down DC-DC Conver

文件：778.12 Kbytes 页数：13 Pages

MAXIM

美信