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MIC4930 - Hyper Speed Control 3A Buck Regulator

General Description

The MIC4930 is a high-efficiency, 3A synchronous buck regulator with ultra-fast transient response perfectly suited for supplying processor core and I/O voltages from a 5V or 3.3V bus.

The MIC4930 provides a switching frequency up to 3.3 MHz while achieving peak efficiencies up to 95%.

Key Features

  • Input Voltage: 2.7V to 5.5V.
  • 3A Output Current.
  • Up To 95% Efficiency.
  • Up To 3.3 MHz Operation.
  • Safe Start-Up into a Pre-Biased Output.
  • Power Good Output.
  • Ultra-Fast Transient Response.
  • Low Output Voltage Ripple.
  • Low RDS(ON) Integrated MOSFET Switches.
  • 0.01 μA Shutdown Current.
  • Thermal Shutdown and Current Limit Protection.
  • Output Voltage as low as 0.7V.
  • 3 mm × 4 mm DFN-10L.

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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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MIC4930 Hyper Speed Control® 3A Buck Regulator Features • Input Voltage: 2.7V to 5.5V • 3A Output Current • Up To 95% Efficiency • Up To 3.3 MHz Operation • Safe Start-Up into a Pre-Biased Output • Power Good Output • Ultra-Fast Transient Response • Low Output Voltage Ripple • Low RDS(ON) Integrated MOSFET Switches • 0.01 μA Shutdown Current • Thermal Shutdown and Current Limit Protection • Output Voltage as low as 0.7V • 3 mm × 4 mm DFN-10L • –40°C to +125°C Junction Temperature Range Applications • DTVs • Set-Top Boxes • Printers • DVD Players • Distributed Power Supplies General Description The MIC4930 is a high-efficiency, 3A synchronous buck regulator with ultra-fast transient response perfectly suited for supplying processor core and I/O voltages from a 5V or 3.3V bus.