UPS HAT for Raspberry Pi 4B/3B+/3B

SKU: DFR0494

The UPS HAT for Raspberry Pi 4B/3B+/3B is an uninterruptable power supply that provides reliable, continuous power to Raspberry Pi boards, ensuring safe shutdowns and preventing system damage. Featuring a MAX17043 fuel gauge and an on-board microcontroller for accurate power detection and data processing, the UPS HAT communicates battery status to the Raspberry Pi via I2C. It includes five LEDs for visual battery capacity display and boasts over 90% power conversion efficiency with a non-dioded design, maintaining low temperatures even under high load. Ideal for mobile applications requiring stable power, such as Raspberry Pi cameras and field data collection systems.

Overhead shot of a small black Raspi UPS HAT board with USB connector and electronic components for Raspberry Pi power supply.-DFRobot product sku:DFR0494 image.

Downloadable Resources

  • Docs
  • Tech Specs
  • Specification

    Parameter Details
    Supply Voltage 4.5~5.5V
    Supply Current (recommend using adapter with power of 2A and above)
    Power Supply Interface Micro-USB
    Maximum Charge Current 1.6A
    Battery Interface PH2.0-2P or solderable contact
    Battery 3.7 Lithium Battery
    Output Voltage 5V
    Maximum Output Current 2A
    Communication Interface I2C
    Dimension 65mmx56mm/2.56”x2.20”
    Mounting Hole Size 58mmx49mm/2.28”x1.93”
    Operating Temperature -40℃~85℃

    Pinout

    Bottom View

    Top View

    Serial Number Function Description Status Description
    1 USB charging port Charge by 5V DC
    2 Charging Indicator ON: in charging Blinking: battery is not detected OFF: uncharged
    3 Function Keys Refer to Firmware version update and function description
    4 Electric Quantity Indication Indicating Present electric quantity
    5 Li-ion Battery Solder Point Solder Li-on Battery
    6 Raspberry Pi 40Pin Socket Connect to Raspberry Pi

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