The 4 inch 480×480 30-PIN MIPI In-Cell Touch Panel LCD Module is a compact square TFT LCD solution designed for embedded equipment, handheld instruments, industrial HMI interfaces, and space-constrained OEM/ODM products. Featuring a 480×480 square resolution, IPS viewing performance, integrated In-Cell capacitive touch, a 30-PIN MIPI DSI interface, and a compact 84 × 84 mm module size, this display provides an effective combination of image quality, touch interaction, and flexible system integration. The module is identified as DBT040XFC30M070A.
When product designers need a small display but still want a modern user interface, a square LCD module can provide a better mechanical and visual fit than a conventional rectangular display. This 4 inch LCD module uses a 480×480 pixel square format, making it suitable for equipment where the display area needs to fit within a compact or symmetrical front panel.
The integrated In-Cell capacitive touch panel combines display and touch functionality into a compact module architecture. This can help OEM designers simplify front-panel integration while maintaining a clean appearance.
The display uses an IPS TFT LCD structure, providing wide viewing performance and stable image presentation from different viewing directions. This is particularly useful for control interfaces where operators may interact with the equipment from different positions.
The module uses a 30-PIN MIPI DSI interface, making it suitable for embedded platforms and processor systems that support MIPI display interfaces. Aptus Display can also support customization requirements such as cover glass, touch options, pin layouts, and driver-board integration.
The 480×480 resolution provides a balanced combination of image detail and processing requirements for a compact 4 inch display. The square aspect ratio is particularly useful for interfaces that use circular controls, gauges, dashboards, icons, menus, and vertically or horizontally symmetrical UI designs.
The integrated In-Cell touch design combines touch functionality with the LCD structure. Compared with a separate touch-panel architecture, an integrated approach can help reduce the overall integration complexity and support a thinner, cleaner front-panel design.
For equipment requiring frequent user interaction, capacitive touch provides an intuitive interface for buttons, menus, parameter adjustment, status monitoring, and graphical controls.
The IPS display technology is designed to provide wide viewing angles and consistent image presentation. This is important for embedded HMI products because the user may not always view the display directly from the front.
The 30-PIN MIPI DSI interface is designed for embedded display applications where compact connectivity and efficient high-speed communication are required. System engineers should verify the host processor's MIPI DSI lane configuration, voltage requirements, initialization sequence, timing parameters, and connector compatibility during integration.
The module size is approximately 84.00 × 84.00 × 3.38 mm, providing a compact mechanical footprint for space-constrained equipment. The square module format can also simplify enclosure design when the product itself uses a square or near-square front panel.
The specified operating temperature range is -20°C to +70°C, providing flexibility for many indoor and controlled industrial environments. Actual system-level temperature performance should also consider enclosure design, processor heat generation, backlight power consumption, and installation conditions.
| Parameter | Specification |
|---|---|
| Product Model | DBT040XFC30M070A |
| Display Size | 4.0 inch |
| Resolution | 480 × 480 pixels |
| Display Format | Square |
| LCD Type | TFT LCD |
| Display Technology | IPS |
| Display Mode | Transmissive / Normally Black |
| Touch Type | Integrated In-Cell Capacitive Touch Panel |
| Interface | 30-PIN MIPI DSI |
| Brightness | 700 cd/m² typical* |
| Module Dimensions | 84.00 × 84.00 × 3.38 mm |
| Active Area | 71.86 × 70.18 mm* |
| Backlight | White LED |
| Viewing Performance | Wide viewing angle |
| Operating Temperature | -20°C to +70°C |
| Compliance | RoHS |
| Customization | Cover glass, touch option, pin layout, driver board |
| Application | Embedded HMI, handheld equipment, OEM/ODM devices |
*Final production specifications should be confirmed against the approved product datasheet and sample because the current online product page contains inconsistent summary and detailed-table values for brightness and active area.
Choosing a small LCD module is not simply a matter of selecting screen size. Engineers also need to consider resolution, mechanical dimensions, interface compatibility, touch integration, viewing angle, operating temperature, brightness, and long-term supply.
This 4 inch 480×480 LCD module provides several advantages for compact embedded systems.
First, the square 480×480 resolution creates a flexible canvas for custom graphical interfaces. It can accommodate dashboards, status indicators, menus, measurement displays, graphical buttons, and other HMI elements.
Second, the integrated In-Cell capacitive touch panel allows the display to perform both visualization and user interaction functions in one compact solution. This is particularly beneficial for products with strict space limitations.
Third, the MIPI DSI interface is well suited to embedded computing platforms where PCB space and connector size are important considerations.
Finally, the compact 84 × 84 × 3.38 mm mechanical profile gives product designers greater flexibility when developing a small enclosure.
The 4 inch square LCD can be used as an operator interface for compact industrial equipment, instrumentation, controllers, and automation devices. The touch interface can provide access to configuration menus, operating parameters, equipment status, and alarms.
The small form factor makes this module suitable for handheld instruments that require a graphical user interface without occupying excessive front-panel space.
Potential applications include measurement equipment, portable testing instruments, inspection devices, and professional electronic equipment.
The square display format works well for compact control panels. Designers can create interfaces featuring large touch buttons, graphical indicators, status cards, or circular control elements.
MIPI DSI connectivity and compact dimensions make this module a candidate for embedded IoT products and smart equipment where display functionality needs to be integrated directly into a custom PCB and enclosure.
A 480×480 display provides sufficient resolution for many compact monitoring interfaces. Designers can use the available display area for numerical readings, charts, icons, equipment status, and interactive controls.
For manufacturers developing their own branded equipment, Aptus Display can support customization of selected display and touch-related components. The company lists options including cover glass, touch configuration, pin layout, and driver-board integration.
Before selecting the display for mass production, engineers should verify several system-level parameters.
The first consideration is MIPI DSI compatibility. The host processor or SoC must support the required MIPI DSI configuration and display timing. The engineering team should confirm the connector, pin assignment, voltage levels, initialization commands, and display driver requirements.
The second consideration is mechanical integration. The module dimensions, FPC routing, mounting structure, touch cover glass, and enclosure opening should be checked against the final product design.
The third consideration is thermal management. Although the specified operating range is -20°C to +70°C, the actual internal temperature of the display can be affected by the enclosure, CPU, backlight, power electronics, and ambient conditions.
The fourth consideration is touch performance. The touch controller, cover material, protective glass thickness, grounding design, and electrical noise environment should be evaluated together to achieve reliable touch performance.
For production projects, prototype testing should be completed before finalizing the mechanical and electrical design.
Aptus Display supports standard LCD modules as well as customized display integration. Its product portfolio includes TFT LCD modules, touch panel LCD modules, flight simulator displays, wide-temperature LCD displays, bar-type LCD displays, gaming LCD modules, and LCD accessories.
For customers developing a product around this 4 inch MIPI LCD module, customization may include selected touch-panel configurations, cover glass requirements, pin-layout adjustments, driver-board integration, and other semi-custom requirements depending on project feasibility.
This approach is particularly valuable for OEM and ODM customers because the display can be evaluated not only as a standalone component but also as part of the complete human-machine interface.
Shenzhen Aptus Technology Co., Ltd. is an LCD display technology company providing standard and customized display solutions for international customers. Aptus Display's portfolio covers TFT LCD modules, touch panel LCD modules, flight simulator display solutions, gaming displays, wide-temperature displays, bar-type LCD displays, LCD accessories, and other display-related solutions.
The company's approach combines display sourcing, technical integration, customization, and application support. For OEM and ODM projects, this allows customers to discuss display size, resolution, interface, touch panel, mechanical structure, and driver-board requirements with a display solution provider rather than treating each component as an isolated purchase.
Aptus Display also provides technical support for display integration, customization, sampling, and volume production. Its website specifically highlights OEM/ODM customization, technical support, quality assurance, and scalable production support.
Yes. The compact 4 inch form factor, 480×480 resolution, integrated capacitive touch panel, and 30-PIN MIPI DSI interface make it suitable for a range of embedded display applications. The host processor's MIPI DSI compatibility should be confirmed before integration.
Yes. The module uses an integrated In-Cell capacitive touch panel. This allows the display to support both visual output and touch interaction within a compact module architecture.
The product is specified with a 30-PIN MIPI DSI interface. Engineers should confirm the exact pinout, timing, initialization sequence, and electrical requirements against the approved technical documentation before production.
Aptus Display lists customization options including cover glass, touch options, pin layout, and driver-board integration. Customization feasibility depends on project requirements, volume, and engineering evaluation.
The specified operating temperature range is -20°C to +70°C. System-level thermal testing is recommended because the final operating temperature can also depend on the enclosure and surrounding electronics.
Yes. The square 480×480 resolution provides a flexible area for graphical interfaces such as menus, gauges, icons, status indicators, numerical data, and touch controls. It is especially useful when a product requires a square or symmetrical front-panel design.
If you are developing a compact embedded device, industrial HMI, handheld instrument, smart controller, or OEM product that requires a 4 inch 480×480 MIPI touch display, this module can be evaluated as a standard starting platform.
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