The NL6448BC20-18D is a 6.5'' diagonal a-Si TFT-LCD display screen product from NEC built on amorphous silicon thin film transistor technology, offering sharp visuals and reliable operation for industrial and commercial applications. This LCD panel integrates driver LSIs to control the TFT array, combined with a backlight system to deliver clear and vibrant color output. By modulating red, green, and blue data signals through its active matrix structure, the NL6448BC20-18D produces accurate and stable color images.
At ANDESOURCE, we provide a detailed guide about this LCD module to support engineers, OEMs, and manufacturers who demand durability and precision in their display systems.
NL6448BC20-18D Key Spec
To better understand the technical strengths of the NL6448BC20-18D LCD module, it is important to look at its key specifications. Below is a table of the key parameters, including size, resolution, brightness, interface, and operating conditions, which help engineers and system designers evaluate its suitability for various industrial and commercial applications.
Brand | Value |
Brand | NLT |
Model | NL6448BC20-18D |
Size | 6.5" |
Composition | LCM |
Resolution | 640(RGB)×480, VGA 122PPI |
Luminance | 400 cd/m² (Typ.) |
Contrast Ratio | 600:1 (Typ.) (TM) |
Viewangle | 80/80/80/60 |
Color Depth | 262K 40% NTSC |
Light Source | CCFL [2 pcs] , W/O Driver |
Interface Type | CMOS (1 ch, 6-bit) , 31 pins Connector |
Pixel Format | RGB Vertical Stripe |
Active Area | 135.9(W)×102.8(H) mm |
Frame Rate | 60Hz |
Touchscreen | Without |
Voltage Supply | 3.3/5.0V (Typ.)(VCC) |
Weight | 205/215g (Typ./Max.) |
Outline Size | 153(H)×118(V) ×11(D) mm |
Temperature | Operating Temperature: -10 ~ 70 °C ; Storage Temperature: -30 ~ 80 °C |
NL6448BC20-18D Features
When selecting an LCD module for industrial or embedded applications, both performance and mechanical details are crucial. Why is NEC's NL6448BC20-18D a trusted choice across so many industries? Here are its key features:
Clear VGA Display
This 6.5-inch TFT-LCD screen offers 640×480 (VGA) resolution with a 4:3 aspect ratio, giving stable and sharp images.
Bright and Reliable
With 400 cd/m² brightness and 600:1 contrast ratio, it ensures good visibility in different light conditions.
Wide Viewing Angle
It supports 80/80/80/60 viewing angles, with the best view at 6 o’clock, making it easy to read from multiple directions.
Durable Design
The module has a compact size, anti-glare surface, and hard coating, providing both protection and clear viewing.
Color and Fast Response
It supports 262K colors with a 6-bit signal and delivers quick response time (6/19 ms), suitable for smooth visuals.
Practical Backlight System
Equipped with a dual CCFL edge backlight (top side), it needs an external driver and runs on 3.3V/5.0V power.
NL6448BC20-18D Advantages
A great display panel for professional applications should have high performance, clarity, and durability. The NL6448BC20-18D TFT-LCD offers many advantages to be a preferred choice for demanding display solutions.
n High luminance
n High contrast
n Wide temperature range
n 6-bit digital RGB signals
n Reversible-scan direction
n Edge light type (without inverter)
n Replaceable lamp for backlight
n Acquisition product for UL60950-1/CSA C22.2 No.60950-1-03 (File number: E170632)
NL6448BC20-18D Precautions
To keep the longevity and proper functioning of the NL6448BC20-18D LCD module, you should take careful handling and proper environmental conditions into consideration when operate the panet.
Handling:
1. Hold the module by both edges; avoid touching the circuit board or display surface.
2. Do not pull or bend cables, including lamp cables.
3. Place the display face down when temporarily setting it on a surface.
4. Use ESD protection like wrist straps or ionizers.
5. Mount screws should not exceed 0.147 Nm torque; use proper mounting holes to avoid stress.
6. Avoid pressing or rubbing the display; clean with ethanol-based LCD cleaners.
7. Do not push or pull connectors while the module is powered.
8. Use the original protection sheet; adhesive sheets may damage the polarizer.
Environment:
1. Operate and store in moderate temperature and humidity; avoid dew, dust, sunlight, or corrosive gases.
2. Allow the module to acclimate after unpacking to prevent condensation (recommended ≥6 hours).
3. Avoid strong magnetic fields.
Operation & Characteristics:
1. Response time, luminance, and color may vary with ambient temperature.
2. Display mura, flicker, or minor spots may appear depending on patterns.
3. Avoid long-term fixed patterns to prevent image sticking; use a screensaver if needed.
4. Optical characteristics may change with viewing angle, input signal timing, or backlight age.
5. Interference noise may occur between signal processing and inverter frequencies; adjust inverter settings if needed.
NL6448BC20-18D Applications and Use Cases
The NL6448BC20-18D is a highly versatile and dependable display panel, so it's so popular across a wide range of fields. This section will explore some of the key areas where this display truly stands out, from industrial equipment to medical devices.
1. Industrial Control and Automation Systems
This display screen is ideally suited for complex industrial environments as a human-machine interface (HMI) for presenting critical information, thanks to its stable performance and clear image quality.
l Robot Control Terminals: Displays real-time coordinates, status, and diagnostics.
l Warehouse Management Terminals: Shows inventory, orders, and AGV robot status.
l Monitoring System Displays: Presents sensor data (pressure, flow, temp) in plants.
2. Medical Diagnostic and Monitoring Equipment
Its high requirements for display stability and accuracy make it capable of displaying critical physiological data in medical environments.
l Portable Ultrasound Devices: Integrated screen for real-time imaging.
l Patient Monitors: Shows vital signs (heart rate, BP, SpO₂) at bedside.
l Lab Analyzer Interfaces: Displays test results and instrument status.
3. Transportation and Vehicle-Mounted Information Platforms
Its durability allows it to withstand vibrations and temperature variations experienced during vehicle operation, providing reliable visualization solutions for the transportation sector.
l Vehicle Telematics: Displays parameters, load info, and navigation in cabins.
l Marine Navigation: Provides data on routes, depth, and traffic for vessels.
4. Test and Measurement Instrumentation
This screen's ability to accurately reproduce data details makes it an ideal choice for display units in high-end measuring equipment.
l Network/Spectrum Analyzers: Precisely visualizes waveforms and test parameters.
l Inspection Equipment Interfaces: Shows high-contrast images for defect detection.
l Energy Management Displays: Details power consumption and usage graphs.
5. Office and Commercial Equipment Integration
It can serve as an intelligent display module for various modern office devices, enhancing interactivity and functionality.
l Copier/MFP Control Panels: Interface for settings and job status.
l Video Conferencing Displays: Shows contacts, calls, and video.
FAQs about NL6448BC20-18D
What type of display is the NL6448BC20-18D?
It is a 6.5-inch a-Si TFT-LCD module with a built-in CCFL backlight, suitable for professional and industrial applications.
What are the key advantages of this LCD module?
The NL6448BC20-18D offers high clarity, stable backlighting, robust construction, and reliable performance in moderate industrial environments.
How should I handle the NL6448BC20-18D?
Always hold the module by its edges, avoid touching the circuit board or display surface, use ESD protection, and follow proper mounting guidelines.
ANDESOURCE – Reliable LCD Display Solutions
At ANDESOURCE, we specialize in providing high-quality and dependable LCD display solutions, including the NL6448BC20-18D 6.5-inch a-Si TFT-LCD module. Our services include competitive pricing, 24/7 technical support, fast global delivery, strict quality control, and customization options to meet specific project requirements.
With a strong inventory and long-term partnerships with leading global brands, ANDESOURCE ensures cost-effective solutions for industrial, medical, instrumentation, and other professional applications. Whether you need reliable performance, stable backlighting, or tailored specifications, the NL6448BC20-18D and our other LCD modules are ready to meet your needs.
