ahmedragia21
Member
I tried to repair my mobile phone ( nokia 3650) , it gives incorrect battery measurment, and sometimes it says that its low and sometimes it says its full , so i went to the current sensor ic which is LM3819 and i suspected of it , i found it its a small IC and dont know how to desolder it or solder it again and how do i know the arrangment of the pins there is no sign to know ..