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Sharp LM40X21A 3.2" 480x272 WQVGA Industrial TFT LCD Display Panel
The LM40X21A is a 3.2" industrial LCD display panel manufactured by Sharp, featuring WQVGA resolution (480x272) with LED backlight and RGB interface. With approximately 200 cd/m2 brightness and 200:1 contrast ratio, viewing angle 35/35/25/15, 262K colors, designed for industrial instrumentation, embedded systems, and reliable display applications.
| Parameter | Value |
| Brand | Sharp |
| Model | LM40X21A |
| Screen Size | 3.2" |
| Resolution | 480x272 (WQVGA) |
| Brightness | 200 cd/m2 (ref) |
| Contrast Ratio | 200:1 (ref) |
| Viewing Angle | 35/35/25/15 (ref) |
| Display Colors | 262K |
| Backlight | LED |
| Interface | RGB |
| Panel Type | LCM |
Industrial instrumentation and gauges
Embedded systems displays
Portable instrumentation and handheld devices
Metering equipment
Point-of-sale terminals
Small appliance displays
What is the resolution of the LM40X21A display panel?
The LM40X21A features WQVGA resolution of 480x272 pixels, suitable for compact industrial display applications.
What type of backlight does this LCD panel use?
This panel uses energy-efficient LED backlight technology with typical brightness of 120 cd/m2.
What is the contrast ratio of this Sharp LCD module?
The LM40X21A offers a contrast ratio of 200:1, providing clear and distinct image quality for industrial environments.
How many colors can this display panel render?
This LCD panel supports up to 262K colors (6-bit RGB), suitable for basic graphical display needs.
What interface does the LM40X21A use for data connection?
The module uses RGB interface for data transmission, widely compatible with various industrial control systems.
What is the viewing angle of this Sharp LCD panel?
The viewing angle is 35/35/25/15 (Left/Right/Up/Down), providing reasonable visibility from different perspectives.
Is this LCD module suitable for industrial environments?
Yes, the LM40X21A is designed for industrial instrumentation, embedded systems, metering equipment, and other demanding applications.
What is the typical lifespan of the LED backlight?
LED backlights typically offer 30,000+ hours of operational life, reducing maintenance requirements for industrial applications
