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USR1021 - 3A SYNCHRONOUS BUCK REGULATOR

General Description

The UTC USR1021 is a high efficiency, 3A synchronous buck regulator.

T he UT C USR1021 works fro m a 6V to 1 8V in put voltage range, and provides up to 3A of continuous output current with an output voltage adjustable down to 0.8V.

Key Features

  • 6V~18V operating input voltage range.
  • High efficiency.
  • Internal soft start.
  • 1.5% initial output accuracy.
  • Output voltage adjustable to 0.8V.
  • 3A continuous output current.
  • Cycle-by-cycle current limit.
  • 500kHz PWM operation.
  • Thermal shutdown.
  • Short-circuit protection.

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Full PDF Text Transcription for USR1021 (Reference)

Note: Below is a high-fidelity text extraction (approx. 800 characters) for USR1021. For precise diagrams, and layout, please refer to the original PDF.

UNISONIC TECHNOLOGIES CO., LTD USR1021 Preliminary LINEAR INTEGRATED CIRCUIT 3A SYNCHRONOUS BUCK REGULATOR  DESCRIPTION The UTC USR1021 is a high efficiency, 3A synchron...

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ULATOR  DESCRIPTION The UTC USR1021 is a high efficiency, 3A synchronous buck regulator. T he UT C USR1021 works fro m a 6V to 1 8V in put voltage range, and provides up to 3A of continuous output current with an output voltage adjustable down to 0.8V. The UTC USR1021 comes in an SOP-8 packages and is rated over a -40°C~+85°C ambient temperature range. SOP-8  FEATURES * 6V~18V operating input voltage range * High efficiency * Internal soft start * 1.5% initial output accuracy * Output voltage adjustable to 0.

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