LTM08C351R: A Technical Guide to a Robust Industrial SVGA Display
LTM08C351R: 8.4-inch SVGA Industrial TFT-LCD Module
Reliable SVGA Visualization for Demanding Industrial Environments
The Toshiba LTM08C351R is a color active matrix TFT-LCD module that delivers proven performance for industrial applications requiring a stable and reliable 8.4-inch display. Its primary value is the combination of a wide operating temperature range with high optical quality, ensuring clear readability in environments where standard displays may fail. It provides a durable solution for both new system designs and long-term legacy equipment support.
- Core Specifications: 800×600 SVGA | 400 cd/m² Brightness | -10°C to +70°C Operating Temperature
- Key Advantages: Ensures consistent operation in fluctuating thermal conditions. Anti-glare surface enhances readability under industrial lighting.
- System Integration: Features a standard LVDS interface, simplifying integration with a wide range of single-board computers and display controllers.
Download the Official LTM08C351R Datasheet (PDF)
Technical Analysis for System Integration
The LTM08C351R’s engineering value is centered on its environmental resilience and optical performance. The specified operating temperature range of -10°C to +70°C allows this module to be deployed in non-climate-controlled settings, such as factory floors, outdoor kiosks, or vehicle cabins, without requiring complex thermal management systems. Think of this temperature range as a vehicle’s all-season capability; it guarantees predictable performance in conditions that would compromise commercial-grade displays, preventing screen freezing or blackouts from thermal extremes.
A typical luminance of 400 cd/m² combined with a 600:1 contrast ratio delivers the clarity required for industrial HMIs and monitoring equipment. The single CCFL edge-light system provides bright, uniform illumination across the screen. While modern displays often use LEDs, the CCFL in the LTM08C351R has a well-documented performance curve and a typical half-life, which is a critical parameter for engineers planning for proactive maintenance in long-deployment systems. The anti-glare surface treatment further mitigates reflections from overhead lighting, reducing operator eye strain and improving data interpretation accuracy.
Optimized Application Scenarios
- Industrial HMI Panels: The 800×600 resolution is perfectly suited for displaying process control schematics and data inputs, while its wide temperature range ensures operational uptime.
- Test & Measurement Equipment: Its compact 8.4″ form factor allows for integration into portable or benchtop devices where clear, immediate data visualization is essential.
- Medical Monitoring Systems: The high contrast ratio and reliable performance are suitable for displaying vital signs and other critical patient data where clarity is non-negotiable.
- Legacy System Upgrades: The standard SVGA resolution and LVDS interface make it a strong candidate for replacing older, end-of-life displays with minimal hardware or software adjustments.
This module is an optimal fit for systems requiring a durable, long-life 8.4-inch SVGA display with proven environmental resilience.
Key Specifications of the LTM08C351R
| Module Characteristics | |
|---|---|
| Part Number | LTM08C351R |
| Display Technology | a-Si TFT Active Matrix |
| Screen Size | 8.4 inches (21 cm) diagonal |
| Resolution | 800 (RGB) x 600 (SVGA) |
| Pixel Pitch | 0.213 mm x 0.213 mm |
| Interface | LVDS (Low Voltage Differential Signaling), 1ch, 6-bit |
| Optical Characteristics (at Ta=25°C) | |
| Luminance (Typical) | 400 cd/m² |
| Contrast Ratio (Typical) | 600:1 |
| Viewing Angle (Typical) | Horizontal: 140°, Vertical: 110° |
| Backlight System | 1x CCFL, Edge-light type |
| Environmental and Mechanical Ratings | |
| Operating Temperature | -10°C to +70°C |
| Storage Temperature | -20°C to +80°C |
| Module Dimensions | 200.0(W) x 152.0(H) x 11.5(D) mm |
Engineer’s FAQ
What is the specified backlight lifetime for the LTM08C351R?
The datasheet indicates a typical lamp life of 50,000 hours. This is defined as the operating time until the lamp’s brightness decreases to 50% of its initial value when operated under standard conditions (Ta=25°C).
What are the main power supply requirements for this module?
The module requires a single +3.3V power supply for the TFT-LCD logic. The CCFL backlight requires a separate high-voltage inverter, which is not integrated into the module and must be supplied externally.
How should thermal management be handled for this display in high-temperature environments?
While the display is rated to +70°C, it is critical to ensure adequate ventilation to prevent heat buildup, especially around the CCFL and its external inverter. The datasheet provides maximum case surface temperatures that should not be exceeded. Proper system enclosure design is key for sustained long-term reliability.
What is the recommended mating connector for the LVDS interface?
The datasheet specifies the use of a FI-SEB20P-HFE connector (from JAE) or an equivalent for the module’s input terminal.
Enabling Robust System Design
The LTM08C351R provides a stable and visually consistent component for industrial systems. Its robust specifications for temperature and optical clarity enable engineers to design reliable HMIs and control units that function effectively in challenging operational settings. This focus on durability makes it a valuable component for applications where long-term performance is a primary design criterion. For more insights into industrial display technology, explore our guides on vibration resistance and thermal management.