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TPS40195 - 4.5-V to 20-V Synchronous Buck Controller

Description

The TPS40195 is a flexible synchronous buck controller that operates from a nominal 4.5-V to 20-V supply.

This controller implements voltage mode control with the switching frequency adjustable from 100 kHz to 600 kHz.

Features

  • 1 Input Operating Voltage Range: 4.5 V to 20 V.
  • Output Voltage as Low as 0.591 V ±0.5%.
  • 180° Bi-Directional Out-of-Phase Synchronization.
  • Internal 5-V Regulator.
  • High and Low MOSFET Sense Overcurrent.
  • 100-kHz to 600-kHz Switching Frequency.
  • Enable and Power Good.
  • Programmable UVLO and Hysteresis.
  • Thermal Shutdown at 150°C.
  • Selectable Soft Start.
  • Prebias Output Safe 2.

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Full PDF Text Transcription

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Product Folder Order Now Technical Documents Tools & Software Support & Community TPS40195 SLUS720F – FEBRUARY 2007 – REVISED JUNE 2019 TPS40195 4.5-V to 20-V Synchronous Buck Controller With Synchronization and Power Good 1 Features •1 Input Operating Voltage Range: 4.5 V to 20 V • Output Voltage as Low as 0.591 V ±0.
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