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Display Modules - LED Dot Matrix and Cluster

Image Part Number Description / PDF Quantity Rfq
HCMS-2904

HCMS-2904

Broadcom

LED DISPLAY 5X7 4CHAR 3.8MM ORN

0
HDSP-701E

HDSP-701E

Broadcom

DISPLAY DOT 5X7 HER CRA 0.68"

0
HDSP-703E

HDSP-703E

Broadcom

DISPLAY DOT 5X7 HER CRC 0.68"

0
HCMS-2819

HCMS-2819

Broadcom

LED DISPLAY 5X7 8CHAR 0.15" BLU

0
HCMS-2974

HCMS-2974

Broadcom

LED DISPLAY 5X7 8CHAR 5MM ORN

0
HDSP-713G

HDSP-713G

Broadcom

DISPLAY DOT 5X7 GREEN CRC 0.68"

0
HDSP-213C

HDSP-213C

Broadcom

S4 PCB 8MM RED CC BLACK

5908
HDSP-2179

HDSP-2179

Broadcom

DISPLAY 5X7 8DIGIT .2" 32DIP ORN

0
HDSP-2110

HDSP-2110

Broadcom

DISPLAY 5X7 8CHAR .2" ORANGE

0
HDSP-703A

HDSP-703A

Broadcom

DISPLAY DOT 5X7 ALGAAS CRC 0.68"

0
HDSP-2500

HDSP-2500

Broadcom

DISPLAY 5X7 8CHAR .27" ORANGE

0
HDSP-2501

HDSP-2501

Broadcom

DISPLAY 5X7 8CHAR .27" YELLOW

0
HDSP-713A

HDSP-713A

Broadcom

DISPLAY DOT 5X7 ALGAAS CRC 0.68"

0
HDSP-701G

HDSP-701G

Broadcom

DISPLAY DOT 5X7 GREEN CRA 0.68"

0
HCMS-2925

HCMS-2925

Broadcom

LED DISPL 5X7 16CHA 3.8MM ALGAAS

0
HDSP-703G

HDSP-703G

Broadcom

DISPLAY DOT 5X7 GREEN CRC 0.68"

0
HDSP-201C

HDSP-201C

Broadcom

S4 PCB 8MM RED CA GREY

6046
HDSP-2504

HDSP-2504

Broadcom

DISPLAY 5X7 8CHAR .27" ALGAAS RD

0
HDSP-213G

HDSP-213G

Broadcom

S4 PCB 8MM GREEN CC BLACK

6048
HCMS-2905

HCMS-2905

Broadcom

LED DISPL 5X7 4CHAR 3.8MM ALGAAS

0

Display Modules - LED Dot Matrix and Cluster

1. Overview

LED Dot Matrix and Cluster Display Modules are semiconductor-based optoelectronic devices that utilize light-emitting diodes (LEDs) for visual information presentation. These modules consist of arrays of individual LEDs arranged in predefined patterns (dot matrices) or functional clusters (numeric/alphabetic segments). Their importance stems from their energy efficiency, durability, and versatility in applications ranging from consumer electronics to industrial automation. Dot matrices enable pixel-based graphics, while clusters specialize in numeric/character displays with standardized segment configurations.

2. Main Types and Functional Classification

TypeFunctional CharacteristicsApplication Examples
Single-color Dot MatrixMonochromatic LED arrays (e.g., red/green), simple control, low costBasic information displays in appliances
Bi-color Dot MatrixTwo-color LEDs (e.g., red/green) for dynamic color switchingIndustrial status indicators
Full-color Dot MatrixRGB LEDs for 16.7M color capability, complex image/video displayVideo walls, advertising screens
7-segment ClusterStandard numeric display with 7 segments + decimal pointDigital clocks, meters
14/16-segment ClusterAlphanumeric capability with extended segmentsIndustrial control panels
Smart LED MatrixIntegrated drivers/controllers (e.g., MAX7219), programmable patternsArchitectural lighting

3. Structure and Composition

Typical physical structure includes:

  • PCB Substrate: FR-4 or flexible PCB for LED mounting
  • LED Packaging: 0805/1206 SMD LEDs or through-hole packages
  • Driver Circuitry: Constant-current drivers (e.g., TLC5916) or multiplexing controllers
  • Optical Components: Diffusers for uniform light distribution
  • Connectors: 0.1" pitch headers or FPC interfaces

Technical composition:

  • LED Materials: GaAsP (red), InGaN (blue/green) for wavelength-specific emission
  • Control Architecture: SPI/I C interfaces or direct GPIO control
  • Thermal Management: Metal-core PCBs for high-power variants

4. Key Technical Specifications

ParameterImportanceTypical Values
Pixel PitchDetermines resolution and viewing distance2.3mm-10mm
Luminous IntensityAffects visibility in ambient light50-5000 mcd
Refresh RatePrevents visible flickering100Hz-10kHz
Viewing AngleDefines acceptable viewing positions60 -140
Power ConsumptionImpacts thermal design and efficiency0.1-5W/module
Operating TemperatureDetermines environmental robustness-20 C to +85 C
MTBFReliability indicator>100,000 hours

5. Application Fields

  • Consumer Electronics: Microwave oven displays, smart meters
  • Industrial Control: CNC machine status panels, PLC indicators
  • Transportation: Bus route displays, airport information systems
  • Advertising: Dynamic price tags, retail signage
  • Medical Devices: Patient monitoring display modules

6. Key Manufacturers and Representative Products

ManufacturerProduct SeriesKey Features
Avago TechnologiesHDSP-xxxxHigh-brightness 16-segment displays
KingbrightT10-111WAWaterproof 7-segment cluster modules
LumiledsLUXEON TXHigh-power RGB dot matrices
NichiaNSPG510BSUltra-compact 0603 LED matrices
OSRAM OptoOSTAR DisplayAutomotive-grade LED clusters

7. Selection Guidelines

  • Application Requirements: Determine if dynamic graphics (dot matrix) or fixed characters (cluster) are needed
  • Environmental Factors: Outdoor use requires IP65+ rating and >1000 mcd brightness
  • Control Compatibility: Match driver ICs with MCU interfaces (e.g., HT16K33 for I C)
  • Power Budget: Calculate total power consumption for multiplexed displays
  • Supply Chain: Prioritize components with >5-year lifecycle availability

8. Industry Trends

  • Miniaturization: 0202 SMD LED matrices approaching 0.6mm pixel pitch
  • Smart Integration: Embedded micro-LEDs with wireless control (Bluetooth 5.0)
  • Energy Efficiency: New GaN-on-SiC materials reducing power consumption by 40%
  • Flexible Designs: Rollable LED clusters on PI substrates for curved surfaces
  • Standardization: Universal driver ICs supporting multiple matrix configurations
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