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MAX77801 Datasheet High-efficiency Buck-boost Regulator

Manufacturer: Maxim Integrated (now Analog Devices)

Overview: Click here for production status of specific part numbers. MAX77801 EVALUATION KIT AVAILABLE 5.

General Description

The MAX77801 is a high-efficiency, step-up/step-down (buck-boost) converter targeted for single-cell, Li-ion battery-powered applications.

The device maintains a regulated output voltage from 2.6V to 4.18V across an input voltage range of 2.3V to 5.5V.

The device supports up to 2A of output current in boost mode and up to 3A in buck mode.

Key Features

  • VIN Range: 2.30V to 5.5V.
  • VOUT Range: 2.60V to 4.18V (I2C Programmable in 12.5mV Steps).
  • Up to 2A Output Current in Boost Mode (VIN = 3.0V, VOUT = 3.4V).
  • Up to 3A Output Current in Buck Mode.
  • Up to 97% Peak Efficiency.
  • SKIP Mode for Optimal Light Load Efficiency.
  • 55μA (typ) Low Quiescent Current.
  • 3.4MHz High-Speed I2C Serial Interface.
  • Dynamic Voltage Scaling (DVS) Function.
  • Power-OK Output.

More Datasheets from Maxim Integrated (now Analog Devices)

Part Number Description
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MAX773 5V/12V/15V or Adjustable / High-Efficiency / Low IQ / Step-Up DC-DC Controllers
MAX774 -5V/-12V/-15V or Adjustable / High-Efficiency / Low IQ Inverting DC-DC Controllers
MAX775 -5V/-12V/-15V or Adjustable / High-Efficiency / Low IQ Inverting DC-DC Controllers
MAX776 -5V/-12V/-15V or Adjustable / High-Efficiency / Low IQ Inverting DC-DC Controllers
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MAX77801 Distributor