3 inch IPS Touch Display 480×854 RGB ST7701

Product Introduction of IPS Touch Display

The HOTHMI TFT-H030A10FWIST3C40 is a 3.0-inch integrated capacitive touch display with a brushed stainless steel and plastic bezel assembly. It features a comfortable and durable normally black IPS panel, delivering 480 (RGB) × 854 high-definition pixels and a 60% NTSC wide color gamut for rich, detailed, and vivid imagery. With standard U80/D80/R80/L80 full-viewing-angle design, the IPS Touch Display maintains clear, color-accurate visuals from multiple perspectives.

Powered by the ST7701 TFT driver and GT911 touch controller, it utilizes an RGB 24-bit + SPI general-purpose interface that is compatible with most mainstream main control platforms. Both the TFT and capacitive touch components operate and store reliably across a -30℃ to +80℃ wide temperature range, making this IPS Touch Display ideal for demanding outdoor, industrial, and high/low-temperature environments. It is well-suited for portable devices, industrial control panels, smart small-form-factor terminals, and any application requiring integrated touch display functionality.

Same-Size Non-Touch Model: TFT-H030A10FWIST3N40

If your device requires only display output without touch interaction, the non-touch pure-display version TFT-H030A10FWIST3N40 is available in the same 3-inch form factor.

The non-touch model TFT-H030A10FWIST3N40 eliminates the touch lamination layer, reducing the unit width by 0.86mm and achieving a slim thickness of only 2.15±0.2mm. This results in a lighter and more compact design, ideal for devices with tight internal cavities. Equipped with the ST7703 display driver chip, this model delivers an increased backlight brightness of 350 cd/㎡ for enhanced data interface visibility and clarity. The non-touch version is well-suited for small monitoring instruments, equipment status display panels, and other devices that require pure data presentation without touch operation.

Key Product Highlights of IPS Touch Display

IPS Wide Viewing Angle High-Definition Imaging – Core Advantages of the IPS Touch Display

Built on an IPS normally black liquid crystal panel, this IPS Touch Display delivers 480×854 high pixel density with 60% NTSC color gamut and 80-degree full viewing angles without color shift. Static graphics and dynamic UI interfaces maintain uniform color reproduction. Compared to conventional small-size displays, this IPS Touch Display significantly reduces visual defects such as blurred or grayish text and icon edges.

Integrated Brushed Stainless Steel and Capacitive Touch Assembly

The SUS201 stainless steel bracket and CTP capacitive touch panel are fully laminated and integrated into a single unit, eliminating the need for customers to separately bond the screen and touch panel. This streamlined structure reduces assembly steps. The optimized backlight thickness is just 0.86mm, enabling a smaller overall device footprint that fits compact internal equipment layouts.

Industrial-Grade Wide-Temperature Durability

Both display and touch functions operate reliably from -30℃ to +80℃. This IPS Touch Display does not black out at low temperatures, and touch performance remains drift-free even under high-temperature conditions.

Versatile Composite Communication Interface with Low Development Barrier

The RGB 24-bit image bus plus SPI configuration bus drives the ST7701 display controller, while the GT911 capacitive touch chip uses a standard I2C touch bus. Display and touch signals are physically separated to prevent interference. Both driver ICs are industry-standard, with extensive open-source driver documentation readily available. Engineers can quickly complete program debugging, significantly reducing product development cycles for this IPS Touch Display.

Pin Description

TFT Pin Definition

CTP Touch Pin Definition

Main Application Scenarios

As a standard 3-inch IPS Touch Display all-in-one touchscreen, this product is adaptable to a wide range of human-machine interface devices:

• Industrial Control Equipment: Small industrial control panels, instrument displays, testing equipment HMI terminals.
• Portable Smart Hardware: Handheld testing instruments, portable temperature measurement devices, small consumer electronics control panels.
• Smart Home Devices: Thermostat panels, smart intercom indoor units, small appliance touch control screens.
• Small Medical Devices: Portable rehabilitation monitors, home vision care device operating displays.

Technical Q&A

Q1: Why is this IPS Touch Display suitable for industrial equipment?

A1: This IPS Touch Display offers an ultra-wide -30℃ to +80℃ operating temperature range. The IPS wide-viewing-angle panel ensures good visibility under strong light, while the integrated stainless steel and plastic structure provides shock and drop resistance. The RGB+SPI general-purpose interface is compatible with various industrial mainboards, and the capacitive touch is resistant to electromagnetic interference. Continuous 24-hour operation does not easily cause image sticking, fully meeting the long-term stability requirements of industrial equipment.

Q2: Does this IPS Touch Display support 5-point capacitive touch? Is driver tuning easy?

A2: Yes. Equipped with the standard GT911 capacitive touch controller, this IPS Touch Display supports 5-point capacitive touch. The CTP pins use a standard I2C communication protocol. On the display side, the ST7701 driver has abundant open-source resources, and the RGB 24-bit interface offers strong compatibility. Most mainstream MCUs and ARM processors can quickly port the driver software for this IPS Touch Display.