Download LTC3549 Datasheet PDF
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LTC3549 Key Features

  • 1.6V to 5.5V Input Voltage Range
  • Internal Soft-Start
  • Low Ripple Burst Mode® Operation
  • 2.25MHz Constant-Frequency Operation
  • High Efficiency: Up to 93%
  • 250mA Output Current (VIN = 1.8V, VOUT = 1.2V)
  • 450mA Peak Inductor Current
  • No Schottky Diode Required
  • Low Dropout Operation: 100% Duty Cycle
  • 0.611V Reference Voltage

LTC3549 Description

LTC3549 250mA Low VIN Buck Regulator in 2mm × 3mm DFN U.