The controller driver chip is mounted to the back of the LCD’s PCB. See photo below. The controller/driver allows the LCD to convert the customer’s firmware/software into characters/graphics.
What is a Mounting Hole on a COB LCD?
The mounting hole is where the customer uses a screw, or some type of mounting hardware, to connect the LCD to their product. The mounting hole has copper around the outside of the hole. Most of the time this copper is connected to the LCD ground. If you need to mount the display to your [...]
What is COG?
COG stands for Chip on Glass. There are many different types of displays. COB (Chip on Board), COF (Chip on Flex), TAB (Tape automated bonding) and COG. This is an LCD technology where the controller chip used to drive the LCD is mounted directly onto the LCD glass. Mounting the controller directly onto the LCD [...]
