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TPS40190 - Synchronous Buck Controller

General Description

The TPS40190 is a cost-optimized synchronous buck controller that operates from 4.5 V to 15 V nominally, and implements a fixed frequency voltage mode power supply.

Key Features

  • 1 Input Operating Voltage Range: 4.5 V to 15 V.
  • Reference 0.591 V ±1%.
  • Voltage Mode Control.
  • Internal 5-V Regulator For Internal Housekeeping, Driver Power and Light External Loads.
  • Selectable Short-Circuit Protection Thresholds.
  • Pre-Bias Ouput Safe.
  • Fixed Switching Frequency of 300 kHz.
  • Internal Soft Start.
  • Small 3 mm × 3 mm, 10-Pin SON Package.
  • Bootstrapped Drivers for N-Channel MOSFET.
  • Adaptive.

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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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Product Folder Order Now Technical Documents Tools & Software Support & Community TPS40190 SLUS658D – JULY 2005 – REVISED JUNE 2019 TPS40190 4.5-V to 15-V Input, Voltage-Mode, Synchronous Buck Controller 1 Features •1 Input Operating Voltage Range: 4.5 V to 15 V • Reference 0.591 V ±1% • Voltage Mode Control • Internal 5-V Regulator For Internal Housekeeping, Driver Power and Light External Loads • Selectable Short-Circuit Protection Thresholds • Pre-Bias Ouput Safe • Fixed Switching Frequency of 300 kHz • Internal Soft Start • Small 3 mm × 3 mm, 10-Pin SON Package • Bootstrapped Drivers for N-Channel MOSFET • Adaptive Anti-Cross Conduction • Internal Bootstrap Diode • 1.