Ref design does not work DC1473 - LT3650EDD-8.4/8.2


Refered design

I have not used optional components and additional components as in eval board manual,
please find the schematic diagram

charge current 1A
charger timer 3.6h

test conditions
12V DC 2A adapter and 19V DC 3A adapter tried but the battery is not charging
battery condition - new
lipo 2 cells 3800mAh battery 8.4V

Led1 turn on, when battery is connected and the 12V or 19V power adapter is connected
but not charging, kept plugged in for many hours
8.4V appears between BAT+ and GND

Top Replies