Overview
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 Selectable Forced PWM or automatic PFM/PWM 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 APW8742S is a synchronous, step-down converter with integrated 18mΩ N-channel High-Side MOSFET and 5mΩ Low-Side MOSFET. The APW8742S steps down high voltage to generate low-voltage chipset or RAM supplies in notebook computers.
