TLC5929DBQ

Product Overview

Category

TLC5929DBQ belongs to the category of integrated circuits (ICs).

Use

This product is commonly used for driving LED displays and lighting applications.

Characteristics

• TLC5929DBQ is a high-performance, 16-channel constant current sink driver.
• It operates with a wide supply voltage range of 3V to 5.5V.
• The device can sink up to 80mA per channel, making it suitable for driving medium to large-sized LED displays.
• TLC5929DBQ offers excellent accuracy and uniformity in current sinking, ensuring consistent brightness across all channels.
• It features a serial interface that allows easy control and daisy-chaining of multiple devices.
• The device also incorporates thermal shutdown protection to prevent overheating.

Package

TLC5929DBQ is available in a small outline package (DBQ) with 24 pins.

Essence

The essence of TLC5929DBQ lies in its ability to efficiently drive LED displays and lighting systems by providing accurate and controlled current sinking for each channel.

Packaging/Quantity

This product is typically sold in reels or tubes containing a specified quantity of TLC5929DBQ ICs.

Specifications

• Supply Voltage Range: 3V to 5.5V
• Maximum Current Sink per Channel: 80mA
• Number of Channels: 16
• Serial Interface: Yes
• Thermal Shutdown Protection: Yes
• Package Type: DBQ
• Pin Count: 24

Detailed Pin Configuration

1. GND - Ground
2. OUT0 - Channel 0 Output
3. OUT1 - Channel 1 Output
4. OUT2 - Channel 2 Output
5. OUT3 - Channel 3 Output
6. OUT4 - Channel 4 Output
7. OUT5 - Channel 5 Output
8. OUT6 - Channel 6 Output
9. OUT7 - Channel 7 Output
10. OUT8 - Channel 8 Output
11. OUT9 - Channel 9 Output
12. OUT10 - Channel 10 Output
13. OUT11 - Channel 11 Output
14. OUT12 - Channel 12 Output
15. OUT13 - Channel 13 Output
16. OUT14 - Channel 14 Output
17. OUT15 - Channel 15 Output
18. VCC - Supply Voltage
19. SOUT - Serial Data Output
20. SIN - Serial Data Input
21. SCLK - Serial Clock Input
22. BLANK - Blank Control Input
23. XLAT - Latch Control Input
24. GND - Ground

Functional Features

• Accurate and uniform current sinking for each channel.
• Wide supply voltage range allows compatibility with various systems.
• Serial interface enables easy control and daisy-chaining of multiple devices.
• Thermal shutdown protection prevents overheating and ensures device safety.

Advantages and Disadvantages

Advantages

• High-performance driver for LED displays and lighting applications.
• Excellent accuracy and uniformity in current sinking.
• Wide supply voltage range for compatibility.
• Serial interface simplifies control and integration.
• Thermal shutdown protection enhances safety.

Disadvantages

• Limited to driving LED displays and lighting systems.
• Requires additional components for complete system implementation.

Working Principles

TLC5929DBQ operates by receiving serial data input (SIN) and clock input (SCLK) signals. The device uses this information to control the current sinking for each channel, ensuring accurate and consistent brightness across all LEDs. The latch control input (XLAT) is used to update the output states simultaneously. The blank control input (BLANK) can be used to turn off all outputs simultaneously. The device incorporates thermal shutdown protection to prevent overheating and potential damage.

Detailed Application Field Plans

TLC5929DBQ finds extensive application in various fields, including: - LED displays for advertising boards - Automotive lighting systems - Backlighting for LCD panels - Decorative lighting - Architectural lighting - Stage lighting

Detailed and Complete Alternative Models

Some alternative models that can be considered as alternatives to TLC5929DBQ are: - MAX7219 - TLC5940 - TLC59711 - IS31FL3731 - AS1130

These models offer similar functionality and can be used as substitutes depending on specific requirements and system compatibility.

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