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TPS65251-3 - Synchronous Step-Down Three Buck Switcher

Download the TPS65251-3 datasheet PDF. This datasheet also covers the TPS65251-1 variant, as both devices belong to the same synchronous step-down three buck switcher family and are provided as variant models within a single manufacturer datasheet.

General Description

The TPS65251-x

Key Features

  • 1 Wide Input Supply Voltage Range (4.5 to 18 V).
  • Output Range 0.8 V to VIN.
  • 1 V.
  • Continuous Loading: 3 A (Buck 1), 2 A (Buck 2 and 3).
  • Maximum Current: 3.5 A (Buck 1), 2.5 A (Buck 2 and 3).
  • Adjustable Switching Frequency 300 kHz to 2.2 MHz Set by External Resistor.
  • Dedicated Enable for Each Buck.
  • External Synchronization Pin for Oscillator.
  • Adjustable Current Limit Set by External Resistor.
  • Soft-Start Pins.

📥 Download Datasheet

Note: The manufacturer provides a single datasheet file (TPS65251-1-etcTI.pdf) that lists specifications for multiple related part numbers.

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Other Datasheets by Texas Instruments

Part Number Description
TPS65251-1 Synchronous Step-Down Three Buck Switcher
TPS65251-2 Synchronous Step-Down Three Buck Switcher
TPS65251 Synchronous Step-Down Three Buck Switcher
TPS652510 SYNCHRONOUS STEP DOWN THREE DC-DC CONVERTERS
TPS65250 SYNCHRONOUS STEP DOWN THREE BUCK CONVERTER

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.

View original datasheet text
Product Folder Sample & Buy Technical Documents Tools & Software Support & Community TPS65251-1, TPS65251-2, TPS65251-3 SLVSC70A – JANUARY 2015 – REVISED JANUARY 2015 TPS65251-x 4.5-V to 18-V Input, High Current, Synchronous Step Down Three Buck Switchers With Integrated FET 1 Features •1 Wide Input Supply Voltage Range (4.5 to 18 V) • Output Range 0.8 V to VIN – 1 V • Continuous Loading: 3 A (Buck 1), 2 A (Buck 2 and 3) • Maximum Current: 3.5 A (Buck 1), 2.5 A (Buck 2 and 3) • Adjustable Switching Frequency 300 kHz to 2.