PWM电源 ISL6227 Data Sheet August 7, 2007 FN9094.5 Dual Mobile-Friendly PWM Controller with Features DDR Option Provides regulated output voltage in the range 0.9V to The ISL6227 dual PWM controller delivers high efficiency 5.5V precision voltage regulation from two synchronous buck DC/DC Operates from an input battery voltage range of 5V to 28V converters. It w……