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TPS54620 Datasheet Step-down Converter

Manufacturer: Texas Instruments

Overview: Product Folder Order Now Technical Documents Tools & Software Support & Community TPS54620 SLVS949F – MAY 2009 – REVISED MAY 2017 TPS54620 4.

General Description

The TPS54620 in thermally enhanced 3.50 mm × 3.50 mm QFN package is a full featured 17-V, 6-A, synchronous, step-down converter which is optimized for small designs through high efficiency and integrating the high-side and low-side MOSFETs.

Further space savings are achieved through current mode control, which reduces component count, and by selecting a high switching frequency, reducing the footprint of the inductor.

The output voltage start-up ramp is controlled by the SS/TR pin which allows operation as either a standalone power supply or in tracking situations.

Key Features

  • 1 Integrated 26 mΩ and 19 mΩ MOSFETs.
  • Split Power Rail: 1.6 V to 17 V on PVIN.
  • 200-kHz to 1.6-MHz Switching Frequency.
  • Synchronizes to External Clock.
  • 0.8 V ±1% Voltage Reference Overtemperature.
  • Low 2-µA Shutdown Quiescent Current.
  • Monotonic Start-Up into Prebiased Outputs.
  • 40°C to 150°C Operating Junction Temperature Range.
  • Adjustable Slow Start and Power Sequencing.
  • Power Good Output Monitor for.

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