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SM74203 - 60V Low Side Controller

General Description

The SM74203 is a high voltage low-side N-channel MOSFET controller ideal for use in boost and SEPIC regulators.

Key Features

  • 1.
  • 2 Renewable Energy Grade.
  • Internal 60V Startup Regulator.
  • 1A Peak MOSFET Gate Driver.
  • VIN Range 6V to 60V.
  • Duty Cycle Limit of 90%.
  • Programmable UVLO with Hysteresis.
  • Cycle-by-Cycle Current Limit.
  • External Synchronizable (AC-coupled).
  • Single Resistor Oscillator Frequency Set.
  • Slope Compensation.
  • Adjustable Soft-Start.
  • VSSOP-10 Package.

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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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SM74203 www.ti.com SNOSB97 – AUGUST 2011 60V Low Side Controller for Boost and SEPIC Check for Samples: SM74203 FEATURES 1 •2 Renewable Energy Grade • Internal 60V Startup Regulator • 1A Peak MOSFET Gate Driver • VIN Range 6V to 60V • Duty Cycle Limit of 90% • Programmable UVLO with Hysteresis • Cycle-by-Cycle Current Limit • External Synchronizable (AC-coupled) • Single Resistor Oscillator Frequency Set • Slope Compensation • Adjustable Soft-Start • VSSOP-10 Package APPLICATIONS • Boost Converter • SEPIC Converter DESCRIPTION The SM74203 is a high voltage low-side N-channel MOSFET controller ideal for use in boost and SEPIC regulators. It contains all of the features needed to implement single ended primary topologies.