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MPQ28164GD - Buck-Boost Converter

Download the MPQ28164GD datasheet PDF. This datasheet also covers the MPQ28164 variant, as both devices belong to the same buck-boost converter family and are provided as variant models within a single manufacturer datasheet.

General Description

The MPQ28164 is a high-efficiency, lowquiescent current, buck-boost converter that operates from an input voltage above, equal to, or below the output voltage.

Key Features

  • 1.8V Minimum Start-Up Input Voltage.
  • 1.2V to 5.5V Input Work Range.
  • 1.5V to 5V Output Range.
  • 4.2A Switching Current Limit.
  • 3.3V/2A Load Capability from a 2.5V to 5.5V Input Supply.
  • 2MHz Fixed or External Synchronous Switching Frequency.
  • Selectable PSM and PWM Mode.
  • Typical 25μA Quiescent Current.
  • High Efficiency up to 95%.
  • Load Disconnect during Shutdown.
  • Internal Soft Start (SS) and Compensation.
  • Power Good Indicator.
  • Hiccup Mode.

📥 Download Datasheet

Note: The manufacturer provides a single datasheet file (MPQ28164-MPS.pdf) that lists specifications for multiple related part numbers.

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.

View original datasheet text
MPQ28164 High-Efficiency, Single-Inductor, Buck-Boost Converter with 4.2A Switches DESCRIPTION The MPQ28164 is a high-efficiency, lowquiescent current, buck-boost converter that operates from an input voltage above, equal to, or below the output voltage. The MPQ28164 provides a compact solution for products powered by one-cell Lithium-ion or multi-cell alkaline batteries where the output voltage is within the battery voltage range. The MPQ28164 uses current-mode control with a fixed PWM frequency for optimal stability and transient response. The fixed 2MHz switching frequency and integrated low RDS(ON) MOSFETs minimize the solution footprint while maintaining high efficiency.