Content last revised on November 21, 2025
LM32P10 | 5.7-inch QVGA Monochrome FSTN LCD Module
Product Overview & Key Specifications
Engineered for Enduring Performance in Demanding Environments
Engineered for long-term reliability in industrial and medical equipment, the Sharp LM32P10 delivers high-contrast monochrome visibility across a wide operational temperature range. This 5.7-inch QVGA display provides a robust and field-serviceable solution for applications where data clarity and operational uptime are paramount. Key specifications include: 5.7-inch QVGA (320x240) | 18:1 Contrast Ratio | -5°C to +60°C Operating Temperature. Its core benefits are exceptional durability and superior text/graphic legibility. The module's design directly addresses the need for longevity in industrial systems through a user-replaceable CCFL backlight, significantly extending its service life beyond that of sealed units. For industrial HMIs where operational resilience outweighs the need for color, the LM32P10's wide temperature tolerance makes it a definitive choice.
Key Parameter Overview
Defining Specifications for Industrial Integration
The LM32P10 is defined by a set of specifications tailored for performance and reliability in professional applications. The following table groups key parameters by function to facilitate engineering evaluation.
| Feature Category | Parameter | Specification | Engineering Value |
|---|---|---|---|
| Optical Performance | Display Technology | FSTN (Film-compensated Super-twisted Nematic) | Provides superior contrast and wider viewing angles than standard STN. |
| Resolution | 320 x 240 pixels (QVGA) | Ideal for displaying critical text, waveforms, and basic graphical interfaces. | |
| Contrast Ratio (Typ.) | 18:1 | Ensures sharp, highly legible black-and-white imaging for error-free data reading. | |
| Response Time (Typ.) | 370ms (Tr + Td) | Suitable for static and slowly changing information displays like process monitors. | |
| Environmental & Mechanical | Active Area | 115.17(W) x 86.37(H) mm | Provides a substantial viewing area in a standard 5.7-inch diagonal footprint. |
| Operating Temperature | -5°C to +60°C | Guarantees reliable operation in non-climate-controlled factory and field environments. | |
| Storage Temperature | -25°C to +70°C | High tolerance for extreme conditions during shipping and storage. | |
| Backlight & Power | Backlight Type | 1 x CCFL with Inverter | Features a user-replaceable backlight tube to maximize the panel's operational life. |
| Power Consumption | 1.25W (Display + Backlight) | Low power draw simplifies thermal management and is suitable for portable instruments. |
Download the LM32P10 datasheet for detailed specifications and performance curves.
Application Scenarios & Value
Delivering System-Level Benefits in Industrial and Medical HMIs
The LM32P10 is optimized for Human-Machine Interfaces (HMIs) where clear data presentation and unwavering reliability are more critical than color. Consider its deployment in a CNC machine control panel on a factory floor. The environment often involves fluctuating temperatures and operators viewing the screen from various angles. The LM32P10's wide operating temperature range ensures it functions flawlessly whether the workshop is cold in the morning or hot in the afternoon. Its high 18:1 contrast ratio ensures that crucial G-code instructions and tool path data are perfectly legible, minimizing the risk of costly operator errors. This level of clarity is like reading text on a dedicated e-reader versus a faded printout; the distinction is sharp and unambiguous, which is vital for precision manufacturing. For systems where modern, full-color graphical interfaces are a requirement, the related G057VN01 V2 offers a higher-brightness color alternative.
Frequently Asked Questions (FAQ)
Engineering-Focused Inquiries
How does the -5°C to +60°C operating temperature range of the LM32P10 benefit system design?
This wide temperature range significantly simplifies thermal design for the end product. It often eliminates the need for auxiliary heating or cooling components within the HMI enclosure, reducing system cost, complexity, and potential points of failure. It ensures the display remains functional and readable in environments like factory floors, outdoor-mounted control boxes, and portable test and measurement instruments where ambient temperatures are not controlled.
What is the primary advantage of FSTN technology in an industrial setting?
The key advantage of FSTN (Film-compensated Super-twisted Nematic) technology is its ability to deliver a significantly higher contrast ratio and a wider, more consistent viewing cone compared to older STN displays. For an operator of a PLC or medical monitoring device, this means the displayed information remains clear and does not wash out when viewed from an angle, improving usability and reducing the potential for misinterpretation of critical data.
Technical Deep Dive
A Closer Look at the Design for Long-Term Reliability
Two core design choices distinguish the LM32P10 for long-life industrial applications: its display technology and its backlight architecture. The use of FSTN technology is a deliberate choice for maximizing readability. It incorporates an additional polymer film layer that corrects for optical dispersion, resulting in a true black-and-white display without the yellowish or bluish tint common in older STN panels. This produces the high 18:1 contrast ratio, ensuring text and simple graphics are sharp and clear under typical industrial lighting.
Equally important is the CCFL backlight system. While LED backlights are now common, the LM32P10's design features a single, user-replaceable CCFL tube. This is a critical feature for extending the total operational life of the equipment it's built into. Backlights have a finite lifespan and are often the first component to fail. By making it replaceable, the module's service life is no longer dictated by the backlight's longevity. This design choice prioritizes Total Cost of Ownership (TCO) and field serviceability, a key consideration for expensive industrial or medical capital equipment. The panel’s wide temperature tolerance acts like an all-season tire for electronics; while a lesser display might lag or freeze in a cold warehouse, the LM32P10 maintains stable performance, ensuring data is always available.
To further explore the differences between display technologies designed for industrial versus consumer use, see this guide on Industrial vs. Consumer Displays. For a broader understanding of the foundational technology, Wikipedia offers an excellent overview of the TFT-LCD and its predecessors.
Your Contact for Engineering and Procurement
For technical inquiries, volume pricing, or to discuss how the LM32P10 can be integrated into your next long-life system, please contact our technical sales team for a detailed consultation.
