Overview
The TLC5922DAP, manufactured by Texas Instruments, is a 16-channel, constant-current sink LED driver designed for applications requiring high brightness and precision control. This product is ideal for LED displays, signage, and backlighting applications. Its market positioning targets engineers and designers in the consumer electronics, automotive, and industrial sectors who need reliable and efficient LED driving solutions. The TLC5922DAP stands out for its high channel count, excellent current accuracy, and flexible control interface, making it a competitive choice in the LED driver market.
Key Specifications
| Parameter | Value | Unit | Notes |
|---|---|---|---|
| Number of Channels | 16 | - | Constant current sink |
| Output Current per Channel | 20 | mA | Adjustable |
| Supply Voltage | 3.0 to 5.5 | V | Wide operating range |
| Current Accuracy | ±3 | % | High precision |
| Data Transfer Rate | 30 | MHz | High-speed interface |
| Package | SSOP-32 | - | Compact form factor |
| Operating Temperature | -40 to 85 | °C | Industrial-grade |
| Dimming Control | PWM | - | Flexible brightness control |
Key Features
- 16-channel constant current sink for driving LEDs with high precision.
- Wide supply voltage range (3.0V to 5.5V) for versatile applications.
- High-speed data transfer rate (up to 30 MHz) for quick updates.
- PWM dimming control for flexible brightness adjustment.
- Compact SSOP-32 package for space-constrained designs.
Applications
The TLC5922DAP is widely used in LED displays, signage, and backlighting applications. In consumer electronics, it is ideal for TV and monitor backlighting. In automotive applications, it is used for dashboard lighting and exterior LED arrays. Industrial applications include machine vision systems and large-scale LED displays. Its high channel count and precise current control make it suitable for applications requiring uniform brightness and reliable performance.
Q & A
1. What is the maximum output current per channel?
The maximum output current per channel is 20 mA.
2. What is the operating voltage range?
The operating voltage range is 3.0V to 5.5V.
3. How many channels does the TLC5922DAP support?
It supports 16 channels.
4. What is the current accuracy of the TLC5922DAP?
The current accuracy is ±3%.
5. What type of dimming control is supported?
PWM dimming control is supported.
6. What is the package type of the TLC5922DAP?
It comes in an SSOP-32 package.
7. What is the data transfer rate?
The data transfer rate is up to 30 MHz.
8. What is the operating temperature range?
The operating temperature range is -40°C to 85°C.
9. Is the TLC5922DAP suitable for automotive applications?
Yes, it is suitable for automotive applications such as dashboard lighting.
10. Can the TLC5922DAP be used for industrial LED displays?
Yes, it is ideal for industrial LED displays due to its high channel count and precision.
