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LT1976B Datasheet Step-Down Switching Regulator

Manufacturer: Linear Technology (now Analog Devices)

Overview

U U LT1976/LT1976B High Voltage 1.5A, 200kHz Step-Down Switching Regulator with 100μA Quiescent.

Key Features

  • Wide Input Range: 3.3V to 60V.
  • 1.5A Peak Switch Current (LT1976).
  • 100μA Quiescent Current (LT1976).
  • 1.6mA Quiescent Current (LT1976B).
  • Low Shutdown Current: IQ < 1μA.
  • Power Good Flag with Programmable Threshold.
  • Load Dump Protection to 60V.
  • 200kHz Switching Frequency.
  • Saturating Switch Design: 0.2Ω On-Resistance.
  • Peak Switch Current Maintained Over Full Duty Cycle Range.
  • 1.25V Feedback Reference Voltage.
  • Easily Synchroni.