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USR1051 - 3A SYNCHRONOUS BUCK REGULATOR

General Description

The UTC USR1051 is a high efficiency, 3A synchronous buck regulator.

The UTC USR1051 works from 5V to 23V input voltage range, and provides up to 3A of continuous output current with an output voltage adjustable down to 0.8V.

Key Features

  • Synchronous Buck.
  • 5V~23V operating input voltage range.
  • High efficiency.
  • Internal soft start.
  • Output voltage adjustable to 0.8V.
  • 3A continuous output current.
  • Cycle-by-cycle current limit.
  • 400kHz PWM operation.
  • Pre-bias start-up.
  • Thermal shutdown.
  • Short-circuit protection.
  • Exposed pad HSOP-8 package.

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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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UNISONIC TECHNOLOGIES CO., LTD USR1051 Preliminary LINEAR INTEGRATED CIRCUIT 3 A SYNCHRONOUS BUCK REGULATOR „ DESCRIPTION The UTC USR1051 is a high efficiency, 3A synchronous buck regulator. The UTC USR1051 works from 5V to 23V input voltage range, and provides up to 3A of continuous output current with an output voltage adjustable down to 0.8V. The UTC USR1051 comes in an exposed pad HSOP-8 package and is rated over a -40°C~+85°C operating ambient temperature range. HSOP-8 „ FEATURES * Synchronous Buck * 5V~23V operating input voltage range * High efficiency * Internal soft start * Output voltage adjustable to 0.