TLC59211IN

Product Overview

Category

The TLC59211IN belongs to the category of integrated circuits (ICs).

Use

This IC is primarily used for driving LEDs (Light Emitting Diodes) in various applications.

Characteristics

• The TLC59211IN is a high-performance LED driver with 8-bit shift register and constant current sink outputs.
• It can drive up to 8 channels of LEDs with a maximum output current of 120 mA per channel.
• The IC operates with a wide supply voltage range of 3 V to 5.5 V, making it suitable for a variety of applications.
• It offers both serial and parallel data input options for flexible control.
• The TLC59211IN features thermal shutdown protection to prevent damage due to excessive heat.

Package

The TLC59211IN is available in a standard 20-pin DIP (Dual Inline Package) or SOIC (Small Outline Integrated Circuit) package.

Essence

The essence of the TLC59211IN lies in its ability to efficiently drive multiple LEDs with constant current, ensuring consistent brightness and longevity.

Packaging/Quantity

The TLC59211IN is typically sold in reels or tubes, containing a quantity of 250 units per package.

Specifications

• Supply Voltage: 3 V to 5.5 V
• Maximum Output Current: 120 mA per channel
• Number of Channels: 8
• Serial Data Input: Yes
• Parallel Data Input: Yes
• Thermal Shutdown Protection: Yes
• Package Type: DIP or SOIC
• Package Dimensions: 20-pin

Detailed Pin Configuration

1. GND (Ground)
2. SIN (Serial Data Input)
3. SOUT (Serial Data Output)
4. BLANK (Blanking Control)
5. XLAT (Latch Clock)
6. GSCLK (Gray Scale Clock)
7. VCC (Supply Voltage)
8. OUT0 (LED Output 0)
9. OUT1 (LED Output 1)
10. OUT2 (LED Output 2)
11. OUT3 (LED Output 3)
12. OUT4 (LED Output 4)
13. OUT5 (LED Output 5)
14. OUT6 (LED Output 6)
15. OUT7 (LED Output 7)
16. GND (Ground)
17. GND (Ground)
18. GND (Ground)
19. GND (Ground)
20. GND (Ground)

Functional Features

• The TLC59211IN incorporates an 8-bit shift register for serial data input, allowing easy control of LED patterns.
• It provides constant current sink outputs, ensuring uniform brightness across all connected LEDs.
• The IC supports both dot correction and global brightness control for precise LED intensity adjustment.
• With thermal shutdown protection, it safeguards the IC from overheating, enhancing its reliability.

Advantages and Disadvantages

Advantages

• High-performance LED driver with constant current sink outputs.
• Wide supply voltage range allows compatibility with various systems.
• Serial and parallel data input options provide flexibility in control.
• Thermal shutdown protection prevents damage due to excessive heat.

Disadvantages

• Limited number of channels (8) may not be sufficient for larger LED arrays.
• Requires external components for proper operation, such as resistors for current setting.

Working Principles

The TLC59211IN operates by receiving serial or parallel data input, which is then shifted into its internal 8-bit shift register. This data controls the output current of each channel, enabling the desired LED pattern. The constant current sink outputs ensure consistent brightness by regulating the current flowing through the LEDs. The IC also incorporates dot correction and global brightness control features for fine-tuning the LED intensity. In case of excessive heat, the thermal shutdown protection activates, preventing damage to the IC.

Detailed Application Field Plans

The TLC59211IN finds applications in various fields, including:

1. Automotive Lighting: Used for driving LEDs in automotive lighting systems, such as headlights, taillights, and interior lighting.
2. Display Panels: Enables LED control in display panels for information boards, scoreboards, and signage.
3. Decorative Lighting: Suitable for decorative lighting applications, such as architectural lighting, stage lighting, and holiday lighting.
4. Consumer Electronics: Integrated into consumer electronic devices like televisions, monitors, and audio equipment for LED backlighting and indicator lights.
5. Industrial Automation: Utilized in industrial automation systems for status indication, machine control, and process monitoring.

Detailed and Complete Alternative Models

1. TLC59212IN: Similar to TLC59211IN but with 16 channels instead of 8.
2. TLC5940IN: Offers 16 channels with grayscale control capability for precise LED intensity adjustment.
3. MAX7219CNG: A versatile LED driver IC with serial data input and multiplexing capabilities, suitable for driving