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LT3959 Datasheet Wide Input Voltage Range Boost/SEPIC/Inverting Converter

Manufacturer: Linear Technology (now Analog Devices)

General Description

n Wide VIN Range: 1.6V (2.5V Start-Up) to 40V n Positive or Negative Output Voltage Programming with a Single Feedback Pin n PGOOD Output Voltage Status Report n Internal 6A/40V Power Switch n Programmable Soft-Start n Programmable Operating Frequency (100kHz to 1MHz) with One External Resistor n Synchronizable to an External Clock n Low Shutdown Current < 1µA n INTVCC Regulator Supplied from VIN or DRIVE n Programmable Input Undervoltage Lockout with Hysteresis n Thermally Enhanced QFN (5mm × 6mm) and TSSOP Packages Applications n Automotive n Telecom n Industrial The LT®3959 is a wide input range, current mode, DC/DC controller which is capable of regulating either positive or negative output voltages from a single feedback pin.

It can be configured as a boost, SEPIC or inverting converter.

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Overview

LT3959.

Key Features

  • Wide Input Voltage Range Boost/SEPIC/Inverting Converter with 6A, 40V Switch.