Display Modules - LCD, OLED, Graphic

Image Part Number Description / PDF Quantity Rfq
PH800480T013-IHA06

PH800480T013-IHA06

Powertip Technology Inc.

7" TFT LCD DISPLAY, 800X480 DOTS

7

HTT50A-TPR-BLM-B0-H6-CH-VPT

HTT50A-TPR-BLM-B0-H6-CH-VPT

Matrix Orbital

GRAPHIC TFT HDMI RGB 35.0V FULL

1

SK-43PT-AR

SK-43PT-AR

4D Systems

ULCD-43PT-AR WITH INDUSTRIAL USD

0

E50RG38048LW2M320-R

E50RG38048LW2M320-R

Focus LCDs

5" TFT RESISTIVE TOUCH

1

E35RG13248LW6M250-N

E35RG13248LW6M250-N

Focus LCDs

3.5" TFT

0

EZLCD-304

EZLCD-304

EarthLCD

4.3" SMART TOUCHSCREEN LCD

10

TCG057VGLAAANN-GN20

TCG057VGLAAANN-GN20

Kyocera Display

LCD TFT DISPLAY 5.7" TRANS

2

TCG070WVLSJPPA-GD20

TCG070WVLSJPPA-GD20

Kyocera Display

TFT, 7.0 WVGA, 500NIT LED, ON-CE

110

GT800X480A-C903PA

GT800X480A-C903PA

Noritake Co., Inc.

LCD TFT TOUCH SCREEN WVGA 7"

2

NHD-24064CZ-NSW-BBW

NHD-24064CZ-NSW-BBW

Newhaven Display, Intl.

LCD MOD GRAPH 240X64 WH TRANSM

0

NHD-7.0-1024600AF-LSXP

NHD-7.0-1024600AF-LSXP

Newhaven Display, Intl.

7.0" IPS W/ NO TOUCH

162

DT035BTFT-PTS2

DT035BTFT-PTS2

Displaytech

LCD DISP TFT 3.5" 320X240

48

NHD-7.0-HDMI-N-RSXN

NHD-7.0-HDMI-N-RSXN

Newhaven Display, Intl.

7" SUNLIGHT TFT HDMI INTERFACE

172

E40RB-FW480-N

E40RB-FW480-N

Focus LCDs

4" TFT

16

SK-GEN4-70DT-SB-PI

SK-GEN4-70DT-SB-PI

4D Systems

DISPLAY LCD TFT 7.0" 800X480

23

ULCD-35DT-AR

ULCD-35DT-AR

4D Systems

LCD ARDUINO 3.5" SHIELD & CBL

0

SK-144G2

SK-144G2

4D Systems

KIT ULCD-144G2 USD-4GB UUSB-PA5

0

ATM2412BS-FLW-XFW

ATM2412BS-FLW-XFW

AZ Displays

240 x 128 mono TFT

10

G132CLGFGSW6WTCCXAL

G132CLGFGSW6WTCCXAL

Focus LCDs

128X32 FSTN GRAY GRAPHIC LCD

108

GEN4-ULCD-70D-CLB-PI

GEN4-ULCD-70D-CLB-PI

4D Systems

DISPLAY LCD TFT 7.0" 800X480

4

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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