Nt61219h-c6021a Cof Datasheet ⚡

| Parameter | Condition | Min | Typ | Max | Unit | | :--- | :--- | :--- | :--- | :--- | :--- | | IDD | Operating Current (No load) | - | 4.5 | 6.0 | mA | | IAVDD | Analog Current (Full load, 60Hz) | - | 12 | 18 | mA | | VIH | High-level Input Voltage | 0.7VDD | - | VDD | V | | VIL | Low-level Input Voltage | GND | - | 0.3VDD | V | | VOH | Output High (Source driver) | AVDD - 0.5 | AVDD - 0.2 | - | V | | VOL | Output Low (Source driver) | - | GND + 0.2 | GND + 0.5 | V |

| Symptom | Likely Cause | Corrective Action | | :--- | :--- | :--- | | Vertical lines on display | Open circuit on COF output leads | Micro-inspection; re-bonding required | | Flickering half panel | AVDD ripple > 200mV | Add bulk capacitance; check DC-DC converter | | No display, IC hot | Short between VDD and VSS | Replace COF; check PCB solder bridges | | Intermittent image | Cracked COF copper trace | Use anisotropic conductive film (ACF) repair | nt61219h-c6021a cof datasheet

Bending Radius Limit: The C6021A film can withstand 50,000 bend cycles at a radius of 1.5mm (180° dynamic bend) before copper fatigue. | Parameter | Condition | Min | Typ

| 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 | | Symptom | Likely Cause | Corrective Action