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SC8721B - Buck-Boost Converter

General Description

SC8721B is a synchronous 4-switch buck-boost converter with four integrated switches.

It is able to effectively output voltage no matter it is higher, lower or equal to the input voltage.

SC8721B supports very wide input and output voltage range.

Key Features

  • High Efficiency Buck-Boost Conversion.
  • Integrated Switches, 10 mΩ for Q1/4, 20 mΩ for Q2/3.
  • Wide VIN Range: 2.7 V to 22 V, 25V sustainable.
  • Wide VOUT Range: 0.7 V to 22 V, 25V sustainable.
  • Dynamic Output Voltage Control.
  • Adjustable Switching Frequency.
  • Output Voltage Cable Drop Compensation.
  • I2C Programmable Output Voltage.
  • I2C Programmable Output Current Limit.
  • Output Current Monitor.
  • Under Volta.

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Datasheet Details

Part number SC8721B
Manufacturer SOUTHCHIP
File Size 540.36 KB
Description Buck-Boost Converter
Datasheet download datasheet SC8721B Datasheet

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Other Datasheets by SOUTHCHIP

Part Number Description
SC8723 3.5A Buck-Boost Converter
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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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SOUTHCHIP SEMICONDUCTOR SC8721B DATASHEET SOUTHCHIP SEMICONDUCTOR SC8721B High Efficiency, Synchronous, Buck-Boost Converter with Four Integrated MOSFET 1 Descriptions SC8721B is a synchronous 4-switch buck-boost converter with four integrated switches. It is able to effectively output voltage no matter it is higher, lower or equal to the input voltage. SC8721B supports very wide input and output voltage range. It can support applications from 2.7V to 22V input range and 0.7V to 22V output range. Through its I2C interface, user can program the output voltage and output current limit and switching frequency. VINREG voltage can be adjusted by external resistor.