Sharp LQ070T5BG01 7.0" Industrial Display | Proven Durability & Legacy System Compatibility
The **Sharp LQ070T5BG01** is a 7.0-inch TFT-LCD panel engineered for applications where reliability and long-term serviceability are non-negotiable. It stands as a critical component for maintaining and extending the life of established industrial, medical, and automotive systems, offering a seamless fit for designs originally built around its specific form factor and interface.
- Brand: Sharp
- Model: LQ070T5BG01
- Core Function: 7.0-inch a-Si TFT-LCD Display Module
- Key Advantage: Exceptional durability and backward compatibility for legacy systems, minimizing redesign costs.
- Typical Applications: Automotive Navigation Systems, Industrial Human-Machine Interfaces (HMI), Medical Monitoring Devices, Test and Measurement Equipment.
Technical Deep Dive: Engineered for Stability
The enduring relevance of the **Sharp LQ070T5BG01** is rooted in its specific, proven technologies that ensure consistent performance in demanding environments.
CCFL Backlight System
Technical Principle: This display utilizes a Cold Cathode Fluorescent Lamp (CCFL) as its light source. Unlike modern LED backlights, a CCFL system requires a dedicated high-voltage inverter to operate, producing a stable, broad-spectrum white light.
Application Value: For engineers maintaining existing products, this is a critical advantage. It allows for a direct, drop-in replacement without re-engineering the system's power supply or backlight driver board. The mature CCFL backlight for LCD technology provides consistent color rendering and brightness characteristics, essential for applications where visual consistency over many years is paramount.
Parallel RGB Data Interface
Technical Principle: The LQ070T5BG01 employs a parallel RGB (TTL) interface for video data transmission. This involves dedicated lines for red, green, and blue data, along with synchronization signals like Hsync, Vsync, and a data enable clock. This architecture was a standard for many embedded controllers of its era.
Application Value: This interface ensures plug-and-play compatibility with a vast number of legacy controller boards that do not support modern serial interfaces like LVDS interface or eDP. By using the **Sharp LQ070T5BG01**, manufacturers can avoid costly and time-consuming firmware and hardware redesigns, facilitating efficient repair and refurbishment of field-deployed equipment.
Application Scenarios: Where the LQ070T5BG01 Excels
This display provides tangible value across several key industrial and commercial sectors:
- Legacy Automotive Infotainment Systems: Serves as a reliable replacement screen for in-dash navigation and information units, maintaining the original system's specifications and avoiding complex electronic updates.
- Industrial HMI Panels: In factory automation, machinery often has a service life exceeding 15-20 years. The **Sharp LQ070T5BG01** allows for the repair of HMI panels on CNC machines, PLCs, and process controllers, preventing the need for a complete and costly system overhaul.
- Medical Diagnostic Equipment: Provides a stable and consistent visual interface for patient monitors and diagnostic machines where component changes require extensive re-validation. Its proven reliability is crucial in these high-stakes environments.
- Test and Measurement Instruments: Offers a clear and dependable readout for oscilloscopes, spectrum analyzers, and other benchtop instruments, ensuring that technicians can rely on their equipment for years to come.
Key Technical Parameters
| Parameter | Value |
|---|---|
| Screen Size | 7.0 inch |
| Resolution | 480(RGB)×234 |
| Display Technology | a-Si TFT-LCD, Normally White, Transmissive |
| Brightness | 350 cd/m² (Typ.) |
| Interface Type | Parallel RGB (1 ch, 6-bit) |
| Backlight System | 1 pc CCFL (Requires external inverter) |
| Operating Temperature | -30 ~ 85 °C |
| Touch Screen | Without |
FAQ: Common Engineer Questions
- Is an external inverter board required for the backlight?
Yes. The CCFL backlight operates on high-voltage AC, which must be supplied by a separate inverter board. This is a key design consideration for new integrations or when verifying compatibility for a replacement.
- How does this display's performance compare to a modern LED-backlit panel?
While modern LED displays may offer lower power consumption and thinner profiles, the LQ070T5BG01's primary advantage is its legacy compatibility. Its CCFL backlight provides a very stable color gamut and avoids the need to re-engineer the power and control systems of equipment designed for it, which is often a more critical business driver than marginal gains in power efficiency.
For systems that depend on proven, long-lifespan components, the **Sharp LQ070T5BG01** remains a strategic choice. If you are managing the lifecycle of an existing product line or require parts for long-term service contracts, this display offers the reliability and compatibility you need. To discuss your specific application or explore other options, contact our technical team today. You can also explore our full range of industrial LCD modules to find the perfect fit for your project.
