• Part: LTC7149
  • Description: 4A Synchronous Step-Down Regulator
  • Manufacturer: Linear Technology
  • Size: 469.95 KB
Download LTC7149 Datasheet PDF
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Datasheet Summary

Features n Wide VIN Range: 3.4V to 60V n Wide VOUT Range: 0V to - 28V n Single Resistor VOUT Programming n Integrated 110mΩ Top N-Channel/50mΩ Bottom N-Channel MOSFETs n Regulated IQ: 440µA, Shutdown IQ: 15µA n Board GND Referenced I/O Pins (RUN, PGOOD, MODE/SYNC) n Accurate Resistor Programmable Frequency (300kHz to 3MHz) with ±50% Frequency Sync Range n 92% Efficiency with 12 VIN and - 5VOUT n ±0.8% Output Voltage Accuracy n Peak Current Mode Operation n Burst Mode® Operation, Forced Continuous Mode n Programmable Soft-Start n Overtemperature Protection n Available in 28-Lead (4mm x 5mm) QFN and TSSOP Packages APPLICATIONS n Industrial Applications n Tele Power Supplies n Distributed...