Only a section of the TV screen displays correctly. 4. Understanding COF TAB Data Points
: It features ultra-fine pitch "input" and "output" pins that must be bonded to the panel using Anisotropic Conductive Film (ACF) and specialized bonding machinery. Common Use Cases in Repair
The NT61219H-C6021A is essential for addressing common display issues such as vertical lines, screen flickering, or complete loss of image. Repairing these faults often involves a process called , where a specialized machine is used to replace the damaged chip on the flexible film. nt61219h-c6021a cof datasheet
: It serves as a source driver IC. It receives digital image data and converts it into the analog voltages needed to control the liquid crystals in the display.
about COF (Chip-on-Film) display drivers, using the part number NT61219H-C6021A as a case study — based on common specifications for similar TCON or source driver ICs used in LCD panels (TVs, monitors, laptops). Only a section of the TV screen displays correctly
When sourcing this component, always request a datasheet from your supplier and verify:
If you are currently troubleshooting a panel using this driver, could you specify the you are seeing or share the make and model of the LCD panel ? I can provide more specific step-by-step diagnostic advice for that particular layout. Share public link Common Use Cases in Repair The NT61219H-C6021A is
Not directly. The "C6021A" suffix indicates different output mapping or bonding pad shift. While the silicon may be identical, the film routing is different. Always match the full part number.
Do not confuse this with the "NT61219H-C6021A TAB " (Tape Automated Bonding). While similar, the COF version has a thinner, flexible film.
| Parameter | Typical Range | Purpose | |-----------|---------------|---------| | Output channels | 600–960 | Determines panel resolution per COF | | Logic supply (VDD) | 3.3V | Interface with TCON | | Analog supply (AVDD) | 10–18V | Source driver output range | | Gate-on voltage (VGH) | 20–30V | TFT turn-on | | Gate-off voltage (VGL) | –5 to –10V | TFT turn-off | | Output slew rate | >10 V/µs | Image quality | | Operating temp | –30 to +85°C | Automotive vs consumer |