## Mitsubishi AA084VC04 | Industrial-Grade 8.4" SVGA TFT-LCD for Demanding HMI Applications
The Mitsubishi AA084VC04 is an 8.4-inch SVGA TFT-LCD engineered for unwavering performance in environments where consumer-grade displays fail. This panel is not designed for fleeting trends; it's a long-lifecycle component built for mission-critical industrial machinery, medical devices, and control systems. Its core value proposition is rooted in operational reliability, environmental resilience, and a design philosophy that prioritizes total cost of ownership over superficial specifications.
Engineered for Industrial Realities: A Technical Analysis
While many displays compete on resolution or color gamut, the AA084VC04 distinguishes itself with features that directly address the pain points of industrial system integrators. It represents a masterclass in pragmatic engineering.
- Exceptional Operating Temperature Range: With a specified operating range of -20°C to +70°C, this display is built to perform reliably in non-climate-controlled settings. From cold storage facilities to factory floors adjacent to high-temperature processes, the AA084VC04 maintains stable performance, eliminating the need for complex and costly external heating or cooling systems. This resilience is fundamental for applications in heavy machinery and outdoor-adjacent control panels.
- Long-Life, Replaceable Backlight System: Mitsubishi has engineered this display with maintainability in mind. The white LED backlight is rated for a typical lifespan of 100,000 hours, but more importantly, it is a field-replaceable unit. This design choice dramatically extends the operational life of the host equipment, protecting the initial investment and lowering the total cost of ownership by allowing for targeted maintenance rather than complete HMI replacement.
- Robust LVDS Interface: The choice of a Low-Voltage Differential Signaling (LVDS) interface is deliberate. In electrically noisy industrial environments, the differential nature of LVDS provides superior immunity to electromagnetic interference (EMI). This ensures signal integrity from the controller to the panel, delivering a stable, flicker-free image—a critical requirement for any operator interface where data accuracy is paramount.
Key Performance Specifications: At a Glance
For engineers requiring quick access to critical data, the following table summarizes the core technical parameters of the Mitsubishi AA084VC04. For complete details, you can download the full datasheet here.
| Parameter | Specification |
|---|---|
| Screen Size | 8.4 inch |
| Resolution | 800(RGB)×600, SVGA |
| Display Technology | a-Si TFT-LCD, Transmissive |
| Luminance | 400 cd/m² (Typ.) |
| Contrast Ratio | 600:1 (Typ.) |
| Viewing Angle | 80/80/80/60 (Typ.)(CR≥10) (L/R/U/D) |
| Interface | LVDS (1 ch, 6/8-bit), 20 pins |
| Operating Temperature | -20 ~ 70 °C |
| Storage Temperature | -20 ~ 80 °C |
| Backlight | White LED, 100K hours, Replaceable |
Application Sweet Spots: Where the AA084VC04 Excels
The Mitsubishi AA084VC04's feature set makes it an ideal choice for specific industrial applications where long-term reliability is non-negotiable.
- Industrial HMI Panels: The 8.4-inch size and SVGA resolution are perfect for process control, machine status monitoring, and data entry terminals on the factory floor. The wide temperature range and durable construction ensure it can withstand the rigors of a manufacturing environment.
- Medical Instrumentation: For non-diagnostic medical devices such as patient monitors, infusion pumps, and laboratory equipment, the AA084VC04 provides a clear, reliable display. Its long operational life aligns with the extended service cycles expected in the medical field.
- Test & Measurement Equipment: Precision instruments require displays that render data clearly and consistently over many years. The stable performance and high-contrast ratio of this panel make it a trusted component for oscilloscopes, spectrum analyzers, and other specialized testing devices.
Understanding the fundamentals of these displays is key to proper integration. For a deeper dive into the core technology, explore our ultimate guide to TFT-LCDs.
Frequently Asked Questions (FAQ)
Is the AA084VC04 suitable for direct sunlight applications?
No. With a typical luminance of 400 cd/m², the AA084VC04 is not a sunlight-readable display. It is optimized for indoor, factory, or sheltered outdoor environments. For applications requiring direct sunlight visibility, a panel with a luminance of 1000 cd/m² or higher, along with optical bonding, would be necessary.
What is the primary benefit of an a-Si TFT (Amorphous Silicon) display in this context?
Amorphous Silicon is a mature, cost-effective, and highly reliable technology for manufacturing industrial LCD displays. While newer technologies like LTPS offer higher electron mobility, a-Si provides the perfect balance of performance, durability, and manufacturability for the stable, long-lifecycle requirements of the industrial market, ensuring consistent supply and performance for years.
