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SM72445 - Programmable Maximum Power Point Tracking Controller

General Description

The SM72445 is a programmable MPPT controller capable of controlling four PWM gate drive signals for a 4-switch buck-boost converter.

Key Features

  • 1.
  • 2 Renewable Energy Grade.
  • 110kHz,135kHz or 215kHz PWM Operating Frequency.
  • Panel Mode Pin for Optional Bypass Switch Control.
  • Programmable Maximum Power Point Tracking.
  • Photovoltaic Solar Panel Voltage and Current Diagnostic.
  • Single Inductor Four Switch Buck-Boost Converter Control.
  • I2C Interface for Communication.
  • Output Overvoltage Protection.
  • Over-Current Protection.

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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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SM72445 www.ti.com SNVS795 – MARCH 2012 SM72445 Programmable Maximum Power Point Tracking Controller With Adjustable PWM Frequency Check for Samples: SM72445 FEATURES 1 •2 Renewable Energy Grade • 110kHz,135kHz or 215kHz PWM Operating Frequency • Panel Mode Pin for Optional Bypass Switch Control • Programmable Maximum Power Point Tracking • Photovoltaic Solar Panel Voltage and Current Diagnostic • Single Inductor Four Switch Buck-Boost Converter Control • I2C Interface for Communication • Output Overvoltage Protection • Over-Current Protection PACKAGE • TSSOP-28 DESCRIPTION The SM72445 is a programmable MPPT controller capable of controlling four PWM gate drive signals for a 4-switch buck-boost converter.