Content last revised on February 28, 2026
Sharp LQ150X1DG55 | 15.0-Inch 1024x768 XGA Industrial TFT-LCD Panel
The **Sharp LQ150X1DG55** is a high-performance **15.0-inch** **TFT-LCD** module designed to meet the rigorous demands of industrial human-machine interfaces (HMI) and automation control units. Delivering a native resolution of **1024x768 (XGA)**, this panel provides a reliable **4:3 aspect ratio** visual foundation that ensures compatibility with standard industrial software layouts. For engineers managing legacy system maintenance or designing new mid-sized control panels, the **LQ150X1DG55** offers a proven balance of mechanical stability and optical clarity. What is the primary benefit of its integrated CCFL backlight system? It provides a stable **350 cd/m²** brightness level suitable for indoor factory environments. For 15-inch HMI designs prioritizing standard XGA resolution and proven amorphous silicon (a-Si) technology, the **Sharp LQ150X1DG55** is an optimal choice.
Key Technical Specifications
Decoding the Specs for Enhanced Industrial Integration
Effective system integration begins with a precise understanding of the electrical and mechanical boundaries defined by the manufacturer. The following table summarizes the critical parameters of the **Sharp LQ150X1DG55** based on official engineering documentation.
| Parameter | Specification Details |
|---|---|
| Manufacturer | Sharp |
| Model Name | LQ150X1DG55 |
| Diagonal Size | 15.0-inch |
| Resolution | 1024(RGB)×768 [XGA] |
| Display Mode | TN, Normally White, Transmissive |
| Active Area | 304.128 × 228.096 mm |
| Brightness | 350 cd/m² (Typical) |
| Contrast Ratio | 500:1 (Typical) |
| Interface Type | LVDS (1 ch, 6-bit) |
| Backlight Type | 2 pcs CCFT (Cold Cathode Fluorescent Tube) |
| Operating Temperature | 0°C to +55°C |
Download the LQ150X1DG55 datasheet for detailed specifications and performance curves.
Industrial Application Scenarios
System-Level Benefits in Factory Automation and HMIs
The **Sharp LQ150X1DG55** is primarily utilized within the industrial automation sector, where longevity and standard form factors are critical for minimizing total cost of ownership (TCO). In a typical factory floor scenario, an engineer might face the challenge of replacing an aging display in a CNC machining center or a PLC terminal. The **1024x768** resolution of the **LQ150X1DG55** ensures that complex graphical data and control schematics are rendered without scaling artifacts, which is essential for operator precision.
Furthermore, the **LVDS (1 ch, 6-bit)** interface simplifies the internal cabling and reduces electromagnetic interference (EMI), making it a robust choice for environments with high electrical noise. While this model is ideal for standard indoor industrial settings, for applications requiring higher brightness or LED backlighting alternatives, related offers like the G150XTN03.0 may be considered to meet specific project luminance requirements. By leveraging the **350 nits** brightness and **500:1 contrast ratio**, the **LQ150X1DG55** ensures that status indicators and alarm messages remain clearly legible under standard overhead industrial lighting. This reliability supports long-term uptime in industrial HMI solutions.
Technical Deep Dive
A Closer Look at the Amorphous Silicon TFT Architecture
At the core of the **LQ150X1DG55** is the **a-Si TFT-LCD** (Amorphous Silicon) technology. This material choice is significant for industrial procurement because it offers a mature, cost-effective manufacturing process that guarantees consistent color reproduction across different production batches. The **normally white** TN mode ensures that in the unlikely event of a signal failure, the pixels default to a bright state, preventing total blackouts in critical monitoring applications.
The thermal design of the module allows for an operating range of **0°C to +55°C**. For engineers, this means that while the panel is robust for most indoor climate-controlled factories, additional cooling or heating elements may be necessary if the panel is integrated into an IP65-rated enclosure located near high-heat machinery. The use of **2 CCFTs** for backlighting is a characteristic of many reliable legacy designs; however, designers must ensure their inverter boards are compatible with the specific voltage and frequency requirements of these tubes to maintain the **350 cd/m²** output. Understanding these TFT-LCD basics is essential for achieving system-level reliability.
Frequently Asked Questions
How does the LVDS interface on the LQ150X1DG55 benefit industrial designers?
The **LVDS (Low Voltage Differential Signaling)** interface used in the **LQ150X1DG55** uses differential data transmission, which significantly reduces electromagnetic interference (EMI) compared to older TTL interfaces. This is crucial in industrial settings where displays are often located near high-power motors or switching gear. Additionally, the **6-bit** configuration allows for 262,144 colors, which is more than sufficient for industrial HMI and telemetry data visualization.
Can the LQ150X1DG55 be used in outdoor environments?
The **Sharp LQ150X1DG55** is optimized for indoor use with a typical brightness of **350 cd/m²**. While it features a transmissive mode that works well under artificial light, it is not considered a "sunlight-readable" display. For outdoor applications or environments with high ambient light, we recommend exploring panels with higher luminance ratings or specialized optical bonding treatments.
What are the mechanical mounting considerations for this 15.0-inch panel?
The **LQ150X1DG55** features a standard industrial bezel design. Designers should pay close attention to the **304.128 × 228.096 mm** active area and ensure that the enclosure cutout provides adequate clearance for the CCFL wiring. Proper mechanical support is vital to prevent "pressure spots" or mura on the **TN** panel, which can occur if the frame is subjected to uneven torque during installation.
As a specialized distributor of industrial display components, we provide engineering-grade data to support your procurement process. For high-density information requirements in constrained spaces, you may also explore bar-type LCDs as a complementary solution. Our team is committed to delivering the technical insights necessary for successful industrial system deployments.
