Overview
The TLC59282DBQR is a high-performance 16-channel constant-current LED sink driver produced by Texas Instruments. Designed for applications requiring precise LED control, this IC is widely used in LED displays, signage, and lighting systems. Its market positioning targets industries such as automotive, industrial automation, and consumer electronics, where reliability and efficiency are paramount. The TLC59282DBQR stands out for its high integration, low power consumption, and robust thermal performance, making it a competitive choice for demanding LED driving applications.
Key Specifications
| Parameter | Value | Unit | Notes |
|---|---|---|---|
| Number of Channels | 16 | - | - |
| Output Current per Channel | 20 | mA | Adjustable |
| Supply Voltage | 3 to 5.5 | V | - |
| Operating Temperature | -40 to 85 | °C | - |
| Package | SSOP-24 | - | - |
| Data Rate | 25 | MHz | - |
| Current Accuracy | ±3% | - | Channel-to-channel |
| ESD Protection | ±2 | kV | HBM |
| Dimming Control | PWM | - | - |
| Interface | SPI | - | - |
Key Features
- 16-Channel Constant-Current Sink: Provides precise current control for each LED channel, ensuring uniform brightness.
- Wide Supply Voltage Range: Operates from 3V to 5.5V, making it versatile for various applications.
- High Data Rate: Supports up to 25MHz SPI interface for fast data transfer.
- PWM Dimming Control: Enables adjustable brightness levels for dynamic lighting effects.
- Robust Thermal Performance: Designed to handle high power dissipation efficiently.
- ESD Protection: Protects against electrostatic discharge up to ±2kV, enhancing reliability.
Applications
The TLC59282DBQR is ideal for a wide range of LED driving applications, including:
- LED Displays: Used in large-scale displays and video walls for consistent and reliable performance.
- Automotive Lighting: Suitable for interior and exterior lighting systems in vehicles.
- Industrial Automation: Provides precise control for indicator lights and machine vision systems.
- Consumer Electronics: Enhances backlighting and decorative lighting in TVs, monitors, and home appliances.
Q & A
1. What is the maximum output current per channel?
The maximum output current per channel is 20mA, which is adjustable based on application requirements.
2. What is the operating voltage range of the TLC59282DBQR?
The IC operates within a supply voltage range of 3V to 5.5V.
3. Does the TLC59282DBQR support dimming control?
Yes, it supports PWM dimming control for adjustable brightness levels.
4. What is the data rate supported by the SPI interface?
The SPI interface supports a data rate of up to 25MHz.
5. Is the TLC59282DBQR suitable for automotive applications?
Yes, it is designed to meet the rigorous requirements of automotive lighting systems.
6. What is the package type of the TLC59282DBQR?
It comes in an SSOP-24 package.
7. How does the IC ensure uniform brightness across channels?
It provides ±3% current accuracy channel-to-channel, ensuring consistent brightness.
8. Does the TLC59282DBQR include ESD protection?
Yes, it includes ESD protection up to ±2kV (HBM).
9. Can the TLC59282DBQR be used in industrial automation?
Yes, it is suitable for industrial automation applications, such as indicator lights and machine vision systems.
10. What is the operating temperature range?
The operating temperature range is -40°C to 85°C.
