TPS65270RGET Datasheet PDF - TI

DESCRIPTION/ORDERING INFORMATION

●The TPS65270 is a monolithic dual synchronous buck regulator with wide operating input voltage that can operate in 5-, 9-, 12- or 15-V bus voltages and battery chemistries. The converters are designed to simplify its application while giving the designer the option to optimize their usage according to the target application.

●FEATURES

●• Wide Input Supply Voltage Range (4.5 V - 18 V)

●• 0.8 V, ±1% Accuracy Reference

●• Up to 2-A (Buck 1) and 3-A (Buck 2) Maximum Continuous Output Loading Current

●• Low Power Pulse Skipping Mode to Achieve High Light Load Efficiency

●• Adjustable Switching Frequency 300 kHz - 1.4 MHz Set by External Resistor

●• Dedicated Enable and Soft-Start for Each Buck

●• Peak Current-Mode Control with Simple Compensation Circuit

●• Cycle-by-Cycle Over Current Protection

●• 180° Out-of-Phase Operation to Reduce Input Capacitance and Power Supply Induced Noise

●• Available in 24-Lead Thermally Enhanced HTSSOP (PWP) and QFN 4-mm x 4-mm (RGE) Packages

●APPLICATIONS

●• DTV

●• DSL Modems

●• Cable Modems

●• Set Top Boxes

●• Car DVD Players

●• Home Gateway and Access Point Networks

●• Wireless Routers