Display Modules - LCD, OLED, Graphic

Image Part Number Description / PDF Quantity Rfq
GLT24064

GLT24064

Matrix Orbital

LCD 240X64 GRY/GRN RES T/S

0

SK-144G2-AR

SK-144G2-AR

4D Systems

KIT ULCD-144G2-AR USD4GB UUSBPA5

0

DT018ATFT

DT018ATFT

Displaytech

LCD DISP TFT 1.8" 128X160

2022

E18RG42432LBAM450-N

E18RG42432LBAM450-N

Focus LCDs

1.8" TFT

87

NHD-C12864WC-FSW-FBW-3V3-M

NHD-C12864WC-FSW-FBW-3V3-M

Newhaven Display, Intl.

LCD COG GRAPHIC 128X64 TRANSFL

3374

EA W256064-XGLG

EA W256064-XGLG

Electronic Assembly (Display Visions)

GRAPH OLED 256X64 YELLOW

2

MIKROE-3904

MIKROE-3904

MikroElektronika

4.3" TFT DISPLAY W/CAP TOUCH CON

7

4383

4383

Adafruit

COLOR TFT DISPLAY MICROSD CARD

0

104990663

104990663

Seeed

2.9-INCH PASSIVE NFC-POWERED E-P

42

EA EDIPTFT57-A

EA EDIPTFT57-A

Electronic Assembly (Display Visions)

LCD MOD GRAPH 640X480 W/BACKLIT

0

MIKROE-2176

MIKROE-2176

MikroElektronika

RIVERDI DISPLAY 7" CAP

0

GEN4-ULCD-24PT-PI

GEN4-ULCD-24PT-PI

4D Systems

DISPLAY LCD TFT 2.4" 240X320

3

ULCD-28PTU-AR

ULCD-28PTU-AR

4D Systems

LCD ARDUINO 2.8" SHIELD & CBL

0

HTT70A-TPN-BLM-B0-H5-CH-V5

HTT70A-TPN-BLM-B0-H5-CH-V5

Matrix Orbital

GRAPHIC TFT HDMI RGB 5.0V FULL C

46

NHD-C160100CZ-RN-FBW

NHD-C160100CZ-RN-FBW

Newhaven Display, Intl.

LCD COG GRAPH 160X100 NO REFL

0

O25664B-GLB-TS3

O25664B-GLB-TS3

Focus LCDs

256X64 LIGHT BLUE GRAPHIC OLED

10

SK-GEN4-50DT

SK-GEN4-50DT

4D Systems

DISPLAY LCD TFT 5.0" 800X480

2

EA EDIP128W-6LW

EA EDIP128W-6LW

Electronic Assembly (Display Visions)

LCD MOD GRAPH 128X64 BK/WT

0

MOP-TFT320240-35A-BLM-TPC

MOP-TFT320240-35A-BLM-TPC

Matrix Orbital

3.5" LCD TFT DISPLAY CAPACITIVE

443

NHD-7.0-800480EF-ATXL#

NHD-7.0-800480EF-ATXL#

Newhaven Display, Intl.

DISPLAY LCD TFT 40PIN

380

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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