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TPS65276 Datasheet 6-A/3.5-A DUAL SYNCHRONOUS STEP-DOWN CONVERTER

Manufacturer: Texas Instruments

Overview: TPS65276 www.ti.com SLVSC83A – AUGUST 2013 – REVISED DECEMBER 2013 4.5-V TO 18-V INPUT VOLTAGE, 6-A/3.

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General Description

TPS65276 is a monolithic dual synchronous buck converter with wide 4.5-V to 18-V operating input voltage range that encompassed most intermediate bus voltage operating off 5-, 9-, 12- or 15-V power bus or battery.

The converter with constant frequency peak current mode control is designed to simplify its application while giving the designers options to optimize their usage according to the target applications.

TPS65276

Key Features

  • 1.
  • 4.5-V to 18-V Wide Input Voltage Range.
  • Programmable Slew Rate Control for Output Voltage Transition.
  • Up to 6-A Maximum Continuous Output Current in Buck 1 and 3.5-A in Buck 2.
  • Pulse Skipping Mode to Achieve High Efficiency in Light Load.
  • Adjustable Switching Frequency 200 kHz - 1.6 MHz Set by External Resistor.
  • Dedicated Enable and Soft-Start for Each Buck.
  • Peak Current-Mode Control with Simple Compensation Circuit.
  • Cycl.

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