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TPS563900 - 3.5-A/3.5-A Dual Synchronous Step-Down Converter

Description

The TPS563900 device is a monolithic dualsynchronous buck converter with a wide 4.5-V to 18V operating input-voltage range that can operate in 5-, 9-, 12-, or 15-V bus voltages and battery chemistries.

Features

  • 1.
  • 2 4.5-V to 18-V Wide Input Voltage Range.
  • I2C Controlled 7-Bits VID Programmable Output Voltage from 0.68 V to 1.95 V with 10-mV Steps for Each Buck; Output Voltage can also be Set by Resistor Divider.
  • Programmable Slew-Rate Control for OutputVoltage Transition.
  • Up to 3.5-A Maximum Continuous Output Current in Buck 1 and Buck 2.
  • Buck 1 and Buck 2 can be Paralleled to Deliver up to 7-A Current.
  • I2C Compatible Interface With Standard Mode (10.

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Full PDF Text Transcription

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PRODUCT PREVIEW TPS563900 www.ti.com SLVSCC7 – DECEMBER 2013 4.5-V To 18-V Input Voltage, 3.5-A/3.5-A Dual Synchronous Step-Down Converter With I2C Controlled VID FEATURES 1 •2 4.5-V to 18-V Wide Input Voltage Range • I2C Controlled 7-Bits VID Programmable Output Voltage from 0.68 V to 1.95 V with 10-mV Steps for Each Buck; Output Voltage can also be Set by Resistor Divider • Programmable Slew-Rate Control for OutputVoltage Transition • Up to 3.
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