Display Modules - LCD, OLED, Graphic

Image Part Number Description / PDF Quantity Rfq
GLK12232-25-SM-R14

GLK12232-25-SM-R14

Matrix Orbital

LCD GRAPHIC DISPL 122X32 WHT/BLU

2

GEN4-ULCD-43D-SB-PI

GEN4-ULCD-43D-SB-PI

4D Systems

DISPLAY LCD TFT 4.3" 480X272

16

DLC0500HZG-8

DLC0500HZG-8

5" TFT 800X480

0

AMG12864AR-B-Y6WFDY-SS

AMG12864AR-B-Y6WFDY-SS

Orient Display

LCD COB GRAPH 12864 Y/G TRANSF

89

128240C FC BW-3

128240C FC BW-3

Displaytech

DISPLAY LCD 240X120 TRANSFL

0

684

684

Adafruit

BOARD OLED 16BIT 0.96" MICRO SD

0

SK-GEN4-70D-CLB-SB

SK-GEN4-70D-CLB-SB

4D Systems

DISPLAY LCD TFT 7.0" 800X480

4

AFL128128A0-1.44N12NTM-ANO

AFL128128A0-1.44N12NTM-ANO

Orient Display

1.44'' ARDUINO TN TFT 128128 SPI

20

2260

2260

Adafruit

DISPLAY HDMI 5" 800X480 TOUCH

391

E35RG83224LW2M250-C

E35RG83224LW2M250-C

Focus LCDs

3.5" TFT CAPACITIVE TOUCH

21

MOP-TFT800480-70A-BLM-TPR

MOP-TFT800480-70A-BLM-TPR

Matrix Orbital

7.0" LCD TFT DISPLAY RESISTIVE

0

EA W256064-XALG

EA W256064-XALG

Electronic Assembly (Display Visions)

LCD MOD GRAPH 256X64 YELLOW

2

E45RG64885LW2M350-N

E45RG64885LW2M350-N

Focus LCDs

4.5" TFT

6

DT050TFT-PTS

DT050TFT-PTS

Displaytech

LCD DISP TFT 5.0" 800X480

0

SK-GEN4-24D-CLB-AR

SK-GEN4-24D-CLB-AR

4D Systems

DISPLAY LCD TFT 2.4" 240X320

2

XLM-10.4-M5

XLM-10.4-M5

EarthLCD

10.4" COLOR TFT INDUSTRIAL MONIT

2

MOP-GL24064A-BYFY-22N-3IN

MOP-GL24064A-BYFY-22N-3IN

Matrix Orbital

LCD GRAPHIC DISPLAY 240X64

0

2770

2770

Adafruit

2.8" TFT 240X320 W/CAP TOUCH

0

MIKROE-3909

MIKROE-3909

MikroElektronika

7" TFT DISPLAY W/ CAP TOUCH

3

GEN4-ULCD-70DT-SB-AR

GEN4-ULCD-70DT-SB-AR

4D Systems

DISPLAY LCD TFT 7.0" 800X480

14

Display Modules - LCD, OLED, Graphic

1. Overview

Optoelectronics display modules are electro-optical devices that convert digital signals into visual information. LCD (Liquid Crystal Display), OLED (Organic Light-Emitting Diode), and Graphic modules represent three core technologies in modern display systems. These modules enable human-machine interaction in applications ranging from consumer electronics to industrial automation, with advancements driving thinner form factors, lower power consumption, and higher visual fidelity.

2. Major Types and Functional Classification

TypeFunctional FeaturesApplication Examples
LCDBacklit liquid crystal layer, requires polarizers, moderate power consumptionSmartphones, TVs, automotive dashboards
OLEDSelf-emissive organic materials, infinite contrast ratio, flexible variantsSmartwatches, VR headsets, premium smartphones
GraphicFixed pixel matrix for icons/symbols, low resolution but high reliabilityIndustrial equipment, medical devices, vending machines

3. Structure and Components

LCD: Composed of backlight unit (LED/CCFL), liquid crystal layer, color filters, and TFT (Thin-Film Transistor) array. Polarizing films on both sides control light transmission.

OLED: Contains anode/cathode layers with organic emissive materials (small molecules or polymers) sandwiched between. Utilizes encapsulation layers to prevent moisture damage.

Graphic Modules: Simplified structure with segmented electrodes and passive matrix addressing, often using monochrome STN (Super-Twisted Nematic) technology.

4. Key Technical Specifications

ParameterDescriptionImportance
Resolution (ppi)Pixels per inch determining image sharpnessHigher values provide clearer visuals
Luminance (cd/m )Brightness level sustainabilityImpacts outdoor visibility
Response Time (ms)Pixel switching speedPrevents motion blur in dynamic content
Operating Temperature ( C)Functional temperature rangeDetermines environmental adaptability
Lifespan (hours)Half-brightness duration100,000 for LCD, 50,000 for OLED

5. Application Areas

  • Consumer Electronics: Smartphones (OLED), tablets (LCD)
  • Medical Equipment: Diagnostic monitors (LCD), portable devices (Graphic)
  • Automotive: Instrument clusters (OLED), infotainment systems (LCD)
  • Industrial HMI: Control panels (Graphic), automation systems (LCD)
  • AR/VR: High-speed OLED microdisplays

6. Leading Manufacturers & Products

ManufacturerTypeRepresentative Product
Samsung DisplayOLEDAMOLED for Galaxy smartphones
LG DisplayLCDIPS panels for Apple iPad Pro
SharpGraphicLS013B7DH01 memory LCD
BOE TechnologyAll Types10.7" flexible AMOLED for wearables

7. Selection Guidelines

Consider these factors for optimal selection:

  • Application Scenario: Outdoor use requires high brightness ( 1000 cd/m )
  • Power Budget: OLED consumes 30% less power than equivalent LCD in dark content
  • Environmental Conditions: Industrial-grade (-30 C to +85 C) for automotive systems
  • Cost Constraints: Graphic modules cost 40-60% less than color TFT LCDs
  • Integration Complexity: OLED requires built-in compensation circuits for aging effects

Case Study: A smartwatch design selected 1.4" AMOLED module for its 1000:1 contrast ratio and 0.1mm ultra-thin profile despite higher cost.

8. Industry Trends

Key development directions include:

  • Micro-LED adoption for >3000 cd/m brightness and sub-10 m pixel pitch
  • Rollable OLED with improved encapsulation technology
  • AI-driven display compensation algorithms for uniformity enhancement
  • Low-temperature polycrystalline oxide (LTPO) backplanes for dynamic refresh rates
  • Biodegradable substrate materials for eco-friendly modules
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