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TPS40170-EP - Wide-Input Synchronous PWM Buck Controller

General Description

TPS40170 is a full-featured, synchronous PWM buck controller that operates at an input voltage between 4.5 V and 60 V and is optimized for high-powerdensity, high-reliability dc-dc converter applications.

Key Features

  • 1.
  • 2 Wide-Input Voltage Range from 4.5 V to 60 V.
  • 600-mV Reference Voltage With 1% Accuracy.
  • Programmable UVLO and Hysteresis.
  • Voltage-Mode Control With Voltage Feed- Forward.
  • Programmable Frequency Between 100 kHz and 600 kHz.
  • Bidirectional Frequency Synchronization With Master/Slave Option.
  • Low-Side FET Sensing Overcurrent Protection and High-Side FET Sensing Short-Circuit Protection With Integrated Thermal Compensation.
  • Pr.

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Other Datasheets by Texas Instruments

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Full PDF Text Transcription (Reference)

The following content is an automatically extracted verbatim text from the original manufacturer datasheet and is provided for reference purposes only.

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www.ti.com TPS40170-EP SLVSBT7A – MARCH 2013 – REVISED APRIL 2013 4.5-V TO 60-V WIDE-INPUT SYNCHRONOUS PWM BUCK CONTROLLER Check for Samples: TPS40170-EP FEATURES 1 •2 Wide-Input Voltage Range from 4.5 V to 60 V • 600-mV Reference Voltage With 1% Accuracy • Programmable UVLO and Hysteresis • Voltage-Mode Control With Voltage Feed- Forward • Programmable Frequency Between 100 kHz and 600 kHz • Bidirectional Frequency Synchronization With Master/Slave Option • Low-Side FET Sensing Overcurrent Protection and High-Side FET Sensing Short-Circuit Protection With Integrated Thermal Compensation • Programmable Closed-Loop Soft-Start • Supports Pre-Biased Outputs • Thermal Shutdown at 165°C With Hysteresis • Voltage Tracking • Power Good • ENABLE With 1-µA Low-Current Shutdown • 8-V and 3.