TPS40101 Datasheet | Texas Instruments

FEATURES - Operation over 4.5 V to 18 V Input Range - 100 k Hz to 1 MHz Voltage Mode Control - Output Voltage Range From 0.69 V to 5.5 V - Simultaneous, Ratiometric and Sequential Startup Sequencing - Remote Sensing (Via Separate GND/PGND) - 24-Pin QFN Package - Thermal Shutdown - Programmable Overcurrent Protection - Power Good Indicator - 1%, 690-m V Reference - Output Margining, 3% and 5% - Programmable UVLO and Hysteresis - Frequency Synchronization APPLICATIONS - Servers - Networking Equipment - Telemunications Equipment - Power Supply Modules CONTENTS Device Ratings Electrical Characteristics Terminal Information Typical Characteristics Application Information Design Example Additional References DESCRIPTION The TPS40101 is a wide-input synchronous, step-down controller that offers programmable closed loop soft-start, programmable UVLO and hysteresis, programmable current limit with hiccup recovery and can be synchronized to other timebases. The TPS40101 incorporates MOSFET gate drivers for external N-channel MOSFETs. Gate drive logic incorporates adaptive anti-cross conduction circuitry for improved efficiency, reducing diode conduction in the rectifier MOSFET. TYPICAL APPLICATION VTRKN VIN 24 23 22 21 20...