Features and Benefits

  • Charges Any Battery Chemistry: Li+, NiCd, NiMH, Lead Acid, etc.
  • SMBus-Compatible 2-Wire Serial Interface
  • 3A (max) Battery Charge Current
  • Up to 18.4V Battery Voltage
  • Up to +28V Input Voltage
  • Easy-to-Use Software Included
  • Proven PC Board Layout
  • Fully Assembled and Tested Surface-Mount Board

Product Details

The MAX1645B evaluation kit (EV kit) is an efficient, multichemistry battery charger. It uses the Intel® System Management Bus (SMBus™) to control the battery regulation voltage, charger current output, and input current- limit set point.

The MAX1645B EV kit can charge one, two, three, or four series Li+ cells with a current up to 3A.

The MAX1645B evaluation system (EV system) consists of a MAX1645B EV kit and the Maxim SMBUSMON board. The MAX1645B EV kit includes Windows® 95/98/2000/XP-compatible software to provide a user-friendly interface.


  • Notebook Computers
  • PDAs and Other Handheld Devices
  • Point-of-Sale Terminals