LED Dot Matrix and Cluster
1. What are LED Dot Matrix and Cluster?
LED Dot Matrix: It is composed of multiple LED chips arranged in a matrix, and the characters, graphics, or dynamic images are displayed by controlling the row and column signals. Common specifications include 5×7, 8×8, 16×16, and other dot matrix types.
LED Cluster: It usually refers to a functional unit composed of multiple LEDs, such as a segment display or a combination of LEDs of a specific shape, which is used to display numbers, letters, or simple symbols.
2. What are the Technical Features of LED Dot Matrix and Cluster?
Drive and control: It adopts dynamic scanning technology and combines row/column drive circuits (such as 74LS154 and 74LS595 chips) to achieve efficient signal control. Some modules integrate voltage regulator diodes or transient voltage suppressors to enhance anti-static ability and stability.
Optical performance: It has high brightness and low power consumption characteristics, supports monochrome, two-color, or three-primary color display, and some modules can adjust the scattering agent to achieve different luminous effects.
Structural design: Modular packaging simplifies installation, and some products use layered design (such as stereo display modules) to reduce production complexity.
3. Where are LED Dot Matrix and Cluster Used?
Information display: Suitable for advertising screens, traffic signs, public information boards, and other scenarios, supporting Chinese characters, images, and dynamic content display.
Industrial and consumer electronics: Integrated in instruments, smart home devices, etc., to provide intuitive status indication.
Innovative display technology: Used for stereo display screens, achieving 3D visual effects through multi-layer LED arrays.
4. Typical Product Models for LED Dot Matrix and Cluster
General type: such as PD2436 (dot matrix display module).
Customized design: such as SSP-LXC04393 (white LED cluster module), SSP-LXC128924 (round base multi-LED module).
5. Advantages and Trends of LED Dot Matrix and Cluster
Reliability: impact resistance, long life (over 100,000 hours), adaptable to outdoor environments.
Low cost and ease of use: Standardized interfaces and driver solutions reduce development difficulty.
Technology integration: Develop towards high resolution, three-dimensional, and low power consumption, and combine MCU/FPGA to improve control flexibility.