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SC171 - Synchronous Step-Down Regulator

Description

The SC171 is an integrated, synchronous 1A EcoSpeedTM step-down regulator, which incorporates Semtech’s advanced, patented adaptive on-time architecture to achieve best-in-class performance in dynamic point-ofload applications.

Features

  • VIN: 3V to 5.5V.
  • VOUT: 0.75V to 95% x VIN.
  • IOUT: Up to 1A.
  • Low RDS(ON) Switches Up to 95% Peak Efficiency.
  • High Output Accuracy.
  • Small Ceramic Capacitors.
  • Power Good Pin (Open-Drain).
  • Patented Adaptive On-Time Control: Excellent Transient Response Programmable Pseudo-fixed Frequency.
  • Fault Protection Features: Cycle-by-Cycle Current Limit Short Circuit Protection Over and Under Output Voltage Protection Over-Temperature.

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Datasheet preview – SC171

Datasheet Details

Part number SC171
Manufacturer Semtech
File Size 580.42 KB
Description Synchronous Step-Down Regulator
Datasheet download datasheet SC171 Datasheet
Additional preview pages of the SC171 datasheet.

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Full PDF Text Transcription

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SC171 POWER MANAGEMENT 1A EcoSpeedTM Synchronous Step-Down Regulator with Optional Ultrasonic Power Save Features  VIN: 3V to 5.5V  VOUT: 0.
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