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ATAVRBC100


The ATAVRBC100 is a reference design that demonstrates charging and discharging of two batteries/battery packs with a programmable charge voltage up to 40V.The ATAVRBC100 can also demonstrate how to design a battery back-up, also known as an uninteruptable power supply, where the charged batteries are used to power the system if the external voltage supply is lost.

ATAVRBC100 - REF DESIGN KIT BATTERY CHARGER
Part No. Description Price Stock
ATAVRBC100 REF DESIGN KIT BATTERY CHARGER $228
∗ Standard lead time is 1 week

Features


  • Low voltage/current (max 20V/1A)
  • Medium voltage/current (max 20V/2.5A)
  • High voltage/current (max 38V/5A)
  • Battery (dis)charging using ATtiny261/461/861 or ATtiny25/45/85
  • Uses DC supply voltage and buck converter to charge batteries
  • Powers application/own circuits when line power is missing
  • Support for two battery packs
  • Relay controlled enabling of battery packs
  • Host controller (ATmega644)
  • Interface MCU responsible for charging
  • Support for DB101 graphical display board
  • Monitor voltages and currents on the board