Samsung LTM190E1-L01 | Robust 19-inch SXGA Display for Critical Industrial & Medical Systems
The Samsung LTM190E1-L01 is a cornerstone display panel engineered for applications where reliability, clarity, and specific form factor are non-negotiable. This 19.0-inch TFT-LCD is not just a screen; it's a long-term solution for maintaining and upgrading legacy systems without the costly burden of complete system redesign. Its proven technology and robust construction make it a premier choice for mission-critical environments.
Product Highlights Overview
- Classic 5:4 Aspect Ratio: Perfectly suited for legacy industrial HMI, medical imaging, and ATM applications where software UIs are designed for a 1280x1024 (SXGA) resolution.
- Excellent Visual Performance: A 700:1 contrast ratio and wide 160°/160° viewing angles ensure sharp, legible data and imagery from virtually any operator position.
- Industrial-Grade Durability: Features an anti-glare surface with a 3H hard coating, minimizing reflections and resisting scratches in high-traffic operational settings.
- Seamless Integration: Utilizes a standard 2-channel, 8-bit LVDS interface, ensuring drop-in compatibility with a vast range of existing controllers and systems.
Key Technical Specifications
For engineers requiring precise data for system integration, the following parameters define the LTM190E1-L01's performance. For a comprehensive list of specifications, you can Download the LTM190E1-L01 Datasheet.
| Parameter | Specification |
|---|---|
| Screen Size | 19.0 inch |
| Resolution | 1280(RGB)×1024, SXGA |
| Panel Technology | a-Si TFT-LCD, TN |
| Brightness | 250 cd/m² (Typ.) |
| Contrast Ratio | 700:1 (Typ.) |
| Viewing Angle | 160° / 160° (H/V) |
| Signal Interface | LVDS (2 ch, 8-bit), 30 pins |
| Backlight System | 4 pcs CCFL |
| Operating Temperature | 0 ~ 50 °C |
Application Scenarios & Value Proposition
The true value of the Samsung LTM190E1-L01 lies in its ability to solve specific engineering challenges in established industries. Its design is a direct response to the need for stable, long-lifecycle components.
- Medical Diagnostic Equipment: In devices like ultrasound machines, CT scanners, and patient monitors, the SXGA resolution and 5:4 aspect ratio provide the ideal canvas for detailed medical imagery and data readouts without distorting legacy software interfaces. Its consistent performance is critical for accurate diagnosis.
- Industrial Control Panels (HMI): Many factory floor HMIs were designed around the 5:4 format. Upgrading to a widescreen display often requires expensive software redevelopment. The LTM190E1-L01 serves as a direct, form-fit-function replacement, minimizing downtime and integration costs. For more on display technologies, explore the ultimate guide to TFT-LCD.
- Automated Teller Machines (ATMs) & Kiosks: The panel's durability and wide viewing angles are essential for public-facing terminals, ensuring clarity for users while withstanding the rigors of constant use.
Technical Deep Dive: The Engineering Advantage
The Strategic Value of the 5:4 Aspect Ratio
In an era dominated by widescreen formats, the 5:4 aspect ratio of the Samsung LTM190E1-L01 is a strategic asset. For countless systems in the field, the graphical user interface is hard-coded for a 1280x1024 pixel grid. Migrating to a 16:9 or 16:10 display would necessitate either stretching the image—which is unacceptable in medical and precision applications—or undertaking a significant software engineering effort to refactor the UI. This panel eliminates that entire problem, preserving the integrity of the original system design and saving significant capital and validation resources.
Proven Reliability with a-Si TFT (Amorphous Silicon) Technology
The panel is built on a mature and highly reliable amorphous silicon TFT substrate. This technology is known for its stability, long operational life, and excellent production consistency. Paired with a robust CCFL backlight system, it provides a known quantity for maintenance and reliability engineers. While LED backlights are now common, the CCFL system in the LTM190E1-L01 ensures drop-in electrical compatibility for systems that already contain a CCFL inverter, simplifying the repair and refurbishment process for displays in heavy machinery and other established equipment.
Frequently Asked Questions (FAQ)
1. Is the LTM190E1-L01 a direct replacement for other 19-inch 5:4 industrial panels?
In many cases, yes. The LTM190E1-L01 uses a standard 30-pin LVDS Interface and has mechanical dimensions common to this class of display. However, it is crucial to verify the mounting points, connector position, and the specifications of your existing backlight inverter to ensure 100% compatibility. Our engineering team can assist with cross-referencing and validation.
2. My system uses a CCFL backlight. Should I consider an LED conversion kit instead?
This depends on your primary objective. An LED conversion can offer lower power consumption and potentially a longer backlight lifespan. However, it introduces new components (LED driver board) that require separate power, mounting, and integration. This adds complexity and points of failure. The LTM190E1-L01 offers the lowest-risk path for repair and refurbishment by using the existing, validated CCFL power infrastructure within your system, ensuring predictable performance and minimal downtime.
For detailed integration support or to discuss your specific application needs, please contact our technical team for expert consultation.
