Overview
The TLC6C5748QDCARQ1 is a high-performance, automotive-grade LED driver produced by Texas Instruments. This 48-channel device is designed to drive LEDs in automotive lighting applications, offering precise current control and robust performance. It is part of the TLC6C family, which is known for its reliability and efficiency in demanding environments. The TLC6C5748QDCARQ1 is particularly suited for automotive exterior lighting systems, such as headlights, tail lights, and daytime running lights, where high brightness and consistent performance are critical. Its AEC-Q100 qualification ensures it meets stringent automotive industry standards, making it a trusted choice for automotive designers and engineers.
Key Specifications
| Parameter | Value | Unit | Notes |
|---|---|---|---|
| Number of Channels | 48 | - | Independent control for each channel |
| Output Current per Channel | 20 | mA | Adjustable |
| Supply Voltage | 3.0 to 5.5 | V | Wide operating range |
| Operating Temperature | -40 to 125 | °C | AEC-Q100 qualified |
| Package | HTSSOP | - | 48-pin |
| Communication Interface | SPI | - | Serial Peripheral Interface |
| Dimming Control | PWM | - | Pulse Width Modulation |
| ESD Protection | ±2 | kV | HBM (Human Body Model) |
Key Features
- 48 Independent Channels: Enables precise control of individual LEDs for complex lighting designs.
- High Current Accuracy: Ensures consistent brightness across all LEDs.
- SPI Interface: Simplifies communication and control with microcontrollers.
- PWM Dimming: Allows for smooth brightness adjustment and dynamic lighting effects.
- Automotive-Grade Reliability: AEC-Q100 qualified for use in harsh automotive environments.
- Wide Operating Voltage: Supports a range of power supply configurations.
Applications
The TLC6C5748QDCARQ1 is widely used in automotive lighting systems, including:
- Headlights: Provides high brightness and precise control for adaptive lighting systems.
- Tail Lights: Ensures consistent illumination for safety and aesthetics.
- Daytime Running Lights (DRLs): Delivers energy-efficient and reliable performance.
- Interior Lighting: Supports customizable lighting schemes for enhanced user experience.
Q & A
1. What is the maximum output current per channel?
The maximum output current per channel is 20 mA.
2. Is this device suitable for automotive applications?
Yes, the TLC6C5748QDCARQ1 is AEC-Q100 qualified, making it suitable for automotive use.
3. What is the operating voltage range?
The operating voltage range is 3.0 to 5.5 V.
4. How many channels does this device have?
It has 48 independent channels.
5. What type of communication interface does it use?
It uses an SPI (Serial Peripheral Interface) for communication.
6. Can this device be used for dimming?
Yes, it supports PWM dimming for smooth brightness control.
7. What is the package type?
It comes in a 48-pin HTSSOP package.
8. Is ESD protection available?
Yes, it provides ±2 kV ESD protection (HBM).
9. What is the operating temperature range?
The operating temperature range is -40 to 125 °C.
10. Can this device be used in interior lighting?
Yes, it is suitable for interior lighting applications, offering customizable lighting schemes.
