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UP9523 - 2A Step-Down DC/DC Regulator

Datasheet Summary

Description

The UP9523 is a high efficiency DC/DC buck regulator with a built-in power MOSFET.

It can conduct 2A continuous output current over a wide input supply range from 4.75V to 20V with excellent load and line regulation.

The output is adjustable down to 0.92V.

Features

  • High Efficiency: Up to 93%.
  • 2A Output Current.
  • 4.75V to 20V Input Voltage Range.
  • Fixed 390KHz Frequency.
  • 0.2Ω Internal Power MOSFET Switch.
  • 20µA Quiescent Current at Shutdown Mode.
  • Thermal Shutdown.
  • Cycle-by-Cycle Over-current Protection.
  • Output Adjustable from 0.92V to 16V.
  • Stable with Low ESR Output Ceramic Capacitors.
  • Available in SOP-8 and MSOP-10 Package with Exposed Pad.

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Datasheet preview – UP9523

Datasheet Details

Part number UP9523
Manufacturer UPSemi
File Size 153.02 KB
Description 2A Step-Down DC/DC Regulator
Datasheet download datasheet UP9523 Datasheet
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Full PDF Text Transcription

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UP9523 20V, 2A Step-Down DC/DC Regulator FEATURES • High Efficiency: Up to 93% • 2A Output Current • 4.75V to 20V Input Voltage Range • Fixed 390KHz Frequency • 0.2Ω Internal Power MOSFET Switch • 20µA Quiescent Current at Shutdown Mode • Thermal Shutdown • Cycle-by-Cycle Over-current Protection • Output Adjustable from 0.92V to 16V • Stable with Low ESR Output Ceramic Capacitors • Available in SOP-8 and MSOP-10 Package with Exposed Pad APPLICATIONS • Portable Devices • LCD Monitors • Automobile Application • Battery Charger • Distributed Power Systems GENERAL DESCRIPTIONS The UP9523 is a high efficiency DC/DC buck regulator with a built-in power MOSFET. It can conduct 2A continuous output current over a wide input supply range from 4.75V to 20V with excellent load and line regulation.
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