The TLC69661-Q1 is a 16-channel constant current sink driver designed for automotive local dimming backlight applications. It features 16 integrated current sinks with SRAM for brightness storage, supporting up to 15-bit resolution. The device uses a high-speed two-wire serial interface in a daisy-chain topology, supporting up to 1024 devices. It includes adaptive headroom voltage control (AHVC) for DC/DC optimization, LED open/short detection (LOD/LSD), and thermal shutdown (TSD) diagnostics.
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| Number of Channels | 16Channels |
| Maximum Output Current | 60mA |
| Maximum Output Voltage | 50V |
| Supply Voltage (VCC) Range | 3 to 5.5V |
| PWM Resolution | 15bit |
| Data Transfer Rate | 20MHz |
| Operating Temperature (TA) | -40 to 125°C |
| Accuracy (Channel-to-Channel) | ±2% |
| Automotive Qualification | AEC-Q100 Grade 1 |
| Esd Hbm | Classification Level 2 |
| Esd Cdm | Classification Level C4B |
| Functional Safety | Functional Safety-Capable |
| RoHS | Compliant |
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