Product description: UPS cap for Raspberry Pi - DFRobot DFR0494
A cap designed for the RaspberryPi 3B/2B/B+, serving asan emergency power supply in case of mains powerfailure. The HAT UPS will power the device for a certain period of time from theLi-Polbattery, allowing you to save the necessary elements and safely shut down the system. It can also be used in projects requiring mobility.3.7VLi-Pol battery can be usedas apower source.The module has a built-in battery charger circuit that will automatically switch to charging mode when power is connected to the microUSB port. LEDs on the board indicate thebattery charge level.
The sales item is a cap, the RaspberryPimini computerandthe battery can be purchased separately.
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RaspberryPicompatible product The manufacturer has prepared auser guide forRaspberry Pi users. |
Main features of the HAT UPS cover plate
- Standard Raspberry Pi connector for connecting more overlays.
- Maximum output current 2 A.
- Automatic battery charge/discharge switchover.
- 5 LEDs to display battery capacity.
- Possibility to read battery information by I2C.
- Protection of lithium batteries against overcharging/discharging and overheating.
- Backflow protection.
HAT UPS cover plate specification
- Supply voltage: 4.5 V to 5.5 V
- Power interface: microUSB
- Maximum charging current: 1,6 A
- Battery port: JST 2-pin raster 2 mm or soldering pads
- Compatible batteries: 3.7 V lithium batteries
- Output voltage: 5 V
- Maximum output current: 2 A
- Communication interface: I2C
- Operating temperature: -40°C to 85°C
- Spacing of mounting holes: 58 x 49 mm
- Dimensions: 65 x 56 mm
The set includes
- 1x UPS HAT
- Screw set and distances
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