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LT3958 - SEPIC and Inverting Converter

General Description

The LT®3958 is a wide input range, current mode, DC/DC converter which is capable of generating either positive or negative output voltages.

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

Key Features

  • n Wide Input Voltage Range: 5V to 80V n Single Feedback Pin for Positive or Negative Output Voltage n Internal 3.3A/84V Power Switch n Current Mode Control Provides Excellent Transient Response n Programmable Operating Frequency (100kHz to 1MHz) with One External Resistor n Synchronizeable to an External Clock n Low Shutdown Current < 1µA n Internal 7.2V Low Dropout Voltage Regulator n Programmable Input Undervoltage Lockout with Hysteresis n Programmable Soft-Start n Thermally Enhanced QFN (5mm.

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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 Input Voltage Range: 5V to 80V n Single Feedback Pin for Positive or Negative Output Voltage n Internal 3.3A/84V Power Switch n Current Mode Control Provides Excellent Transient Response n Programmable Operating Frequency (100kHz to 1MHz) with One External Resistor n Synchronizeable to an External Clock n Low Shutdown Current < 1µA n Internal 7.2V Low Dropout Voltage Regulator n Programmable Input Undervoltage Lockout with Hysteresis n Programmable Soft-Start n Thermally Enhanced QFN (5mm × 6mm) Package Applications n Automotive n Telecom n Industrial LT3958 High Input Voltage, Boost, Flyback, SEPIC and Inverting Converter Description The LT®3958 is a wide input range, current mode, DC/DC converter which is capable of generating either positive or negative output voltages.