APW8745 Overview
Description
Adjustable Output Voltage from +0.8V to +12V - 0.8V Reference Voltage - +1%Accuracy over Temperature - Operates from An Input Battery Voltage Range of +2.7V to +28V - 15A Peak Output Current - Power-On-Reset Monitoring on VCC pin - Excellent line and load transient responses - PFM mode for increased light load efficiency - Programmable PWM Frequency from 100kHz to 1000kHz - Integrated 18mΩ at VCC=5V N-Channel MOSFET For High Side - Integrated 5mΩ at VCC=5V N-Channel MOSFET For Low Side - Integrated Bootstrap Forward P-CH MOSFET - External Adjustable Soft-Start and Soft-Stop - Support Low Power Mode - Power Good Monitoring - 70% Under-Voltage Protection - 125% Over-Voltage Protection - Current-Limit Protection - Using Sense Low-Side MOSFET’s RDS(ON) - Over-Temperature Protection - TQFN-22A 4mmx4mm package - Lead Free and Green Device Available (RoHS Co- mpliant) The APW8745 is a synchronous, step-down converter with integrated 18mΩ N-channel High-Side MOSFET and 5mΩ Low-Side MOSFET. The APW8745 steps down high voltage to generate low-voltage chipset or RAM supplies in notebook computers.
