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MCP1642B - 1 MHz Low-Voltage Start-Up Synchronous Boost Regulator

Key Features

  • Up to 96% Typical Efficiency.
  • 1.8A Typical Peak Input Current Limit: - IOUT > 175 mA @ 1.2V VIN, 3.3V VOUT - IOUT > 600 mA @ 2.4V VIN, 3.3V VOUT - IOUT > 800 mA @ 3.3V VIN, 5.0V VOUT - IOUT > 1A @ VIN > 3.6V, 5.0V VOUT.
  • Low Start-Up Voltage: 0.65V, typical 3.3V VOUT @ 1 mA.
  • Low Operating Input Voltage: 0.35V, typical 3.3V VOUT @ 1 mA.
  • Output Voltage Range: - Reference Voltage, VFB = 1.21V - 1.8V to 5.5V for the adjustable device option - 1.8V, 3.0V,.

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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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MCP1642B/D 1.8A Input Current Switch, 1 MHz Low-Voltage Start-Up Synchronous Boost Regulator Features • Up to 96% Typical Efficiency • 1.8A Typical Peak Input Current Limit: - IOUT > 175 mA @ 1.2V VIN, 3.3V VOUT - IOUT > 600 mA @ 2.4V VIN, 3.3V VOUT - IOUT > 800 mA @ 3.3V VIN, 5.0V VOUT - IOUT > 1A @ VIN > 3.6V, 5.0V VOUT • Low Start-Up Voltage: 0.65V, typical 3.3V VOUT @ 1 mA • Low Operating Input Voltage: 0.35V, typical 3.3V VOUT @ 1 mA • Output Voltage Range: - Reference Voltage, VFB = 1.21V - 1.8V to 5.5V for the adjustable device option - 1.8V, 3.0V, 3.3V and 5.0V for fixed VOUT options • Maximum Input Voltage  VOUT < 5.