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LTC7149 - 4A Synchronous Step-Down Regulator

General Description

The LTC®7149 is a high efficiency 60V, 4A synchronous monolithic step-down regulator for inverting output applications.

Key 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 Cont.

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Full PDF Text Transcription (Reference)

The following content is an automatically extracted verbatim text from the original manufacturer datasheet and is provided for reference purposes only.

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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.