Part LTC3549
Description 250mA Low VIN Buck Regulator
Category Voltage Regulator
Manufacturer Linear Technology
Size 361.05 KB
Linear Technology

LTC3549 Overview

Key Features

  • 1.6V to 5.5V Input Voltage Range
  • Internal Soft-Start
  • Low Ripple Burst Mode® Operation Output Ripple: <20mVP-P IQ: 50µA
  • 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