The MAX1645B evaluation kit (EV kit) is an efficient, multichemistry battery charger. It uses the Intel System Management Bus (SMBusTM) 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.