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LTC3448 - 1.5MHz/2.25MHz 600mA Synchronous Step-Down Regulator

Features

  • High Efficiency: Up to 96%.
  • Very Low Quiescent Supply Current: 32µA During Linear Regulator Operation.
  • 600mA Output Current (Buck Converter).
  • Optionally Operates as Linear Regulator Below 3mA.
  • External or Automatic ON/OFF.
  • 2.5V to 5.5V Input Voltage Range.
  • 1.5MHz or 2.25MHz Constant Frequency Operation or External Synchronization.
  • No Schottky Diode Required.
  • Low Dropout Operation: 100% Duty Cycle.
  • 0.6V Reference Allows Low Output Voltages.

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Datasheet preview – LTC3448

Datasheet Details

Part number LTC3448
Manufacturer Linear Technology
File Size 277.76 KB
Description 1.5MHz/2.25MHz 600mA Synchronous Step-Down Regulator
Datasheet download datasheet LTC3448 Datasheet
Additional preview pages of the LTC3448 datasheet.

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Full PDF Text Transcription

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U U FEATURES ■ High Efficiency: Up to 96% ■ Very Low Quiescent Supply Current: 32µA During Linear Regulator Operation ■ 600mA Output Current (Buck Converter) ■ Optionally Operates as Linear Regulator Below 3mA—External or Automatic ON/OFF ■ 2.5V to 5.5V Input Voltage Range ■ 1.5MHz or 2.25MHz Constant Frequency Operation or External Synchronization ■ No Schottky Diode Required ■ Low Dropout Operation: 100% Duty Cycle ■ 0.
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