The TLC69604-Q1 is a 16-channel, constant-current sink LED driver optimized for automotive LCD local dimming backlights. It supports 4-time-multiplexing to drive up to 64 mini-LEDs. The device features 15-bit brightness resolution, 8-bit maximum current setting, and high-speed daisy chain interface up to 20 MHz. It includes diagnostic functions such as LED open/short detection and thermal shutdown, and is AEC-Q100 qualified for automotive applications.
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Texas Instruments TLC69604-Q1 technical specifications.
| Number of Channels | 16Channels |
| Time-Multiplexing Ratio | 4Scan |
| Max Output Current | 30mA |
| Max Output Voltage | 20V |
| Supply Voltage (VCC) | 3 to 5.5V |
| Data Transfer Rate | 20MHz |
| Current Accuracy (Channel-to-Channel) | ±2% |
| Operating Temperature (TA) | -40 to 125°C |
| Automotive Qualification | AEC-Q100 Grade 1 |
| RoHS | Compliant |
| Functional Safety | Functional Safety-Capable |
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