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LTC3546 - 3A/1A or 2A/2A Configurable Step-Down DC/DC Regulator

Description

The LTC®3546 is a dual, constant-frequency, synchronous step down DC/DC converter for medium power applications.

The design consists of 2A and 1A primary output switches.

Features

  • n VIN Range: 2.3V to 5.5V n VOUT Range: 0.6V to 5V n Programmable Frequency Operation; 2.25MHz, or Adjustable Between 0.75MHz to 4MHz n Low RDS(ON) Internal Switches n High Efficiency: Up to 96% n No Schottky Diodes Required n Short-Circuit Protected n Current Mode Operation for Excellent Line and Load Transient Response n Low Ripple Burst Mode Operation (30mVP-P), IQ = 160µA n Ultralow Shutdown Current: IQ < 1µA n Low Dropout Operation: 100% Duty Cycle n Power Good Output For Each Channel n Ext.

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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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LTC3546 Dual Synchronous, 3A/1A or 2A/2A Configurable Step-Down DC/DC Regulator FEATURES n VIN Range: 2.3V to 5.5V n VOUT Range: 0.6V to 5V n Programmable Frequency Operation; 2.25MHz, or Adjustable Between 0.
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