LTC4100EGN Demo Board, Smart Battery Charger DCIN = 15V-20V / 3.5V

Demonstration circuit DC512A is a single battery switching step-down charge controller featuring the LTC4100. The recommended input power is 15 to 20V at 3.5A. A two-position jumper allows choice of protected output voltage range suitable for 3- and 4-Cell Li-ion batteries. Removal of the jumper allows full output voltage range. The maximum charge current is 4A