HX1009-HAXM10H01
Dual High Efficiency PWM Step-Down DC/DC Converter
Features
Up to 90% Efficiency Current Mode Operatio...
HX1009-HAXM10H01
Dual High Efficiency PWM Step-Down DC/DC Converter
Features
Up to 90% Efficiency Current Mode Operation for Excellent Line and Load Transient Response Low Quiescent Current (one channel):190uA Up to 900mA Load Current
： ～Output Voltage 0.6V 5.5V
Automatic PWM/PFM Mode Switching No
Schottky Diode Required 1.43MHz Fixed Frequency Switching Short-Circuit Protection
Shutdown Quiescent Current: < 1µA
DFN3*3-12L Package
Applications
Digital cameras and MP3 Palmtop computers / PDAs Cellular phones Wireless handsets and DSL modems PC cards Portable media players
Description
The HX1009-AMH is a dual high efficiency synchronous, PWM step-down DC/DC converters working under an input voltage range of 2.5V to 5.5V. This feature makes the HX1009-AMH suitable for single Li-lon battery-powered applications. 100% duty cycle capability extends battery life in portable devices,
while the quiescent current is 190µA with no load, and drops to < 1µA in shutdown.
The internal synchr...
