4-Inch Round Touch TFT LCD Display - 720*720 Resolution, 300 cd/m² Brightness, RGB Interface
4-Inch Round Touch TFT LCD Display - 720*720 Resolution, 300 cd/m² Brightness, RGB Interface - Image 2
4-Inch Round Touch TFT LCD Display - 720*720 Resolution, 300 cd/m² Brightness, RGB Interface - Image 3
4-Inch Round Touch TFT LCD Display - 720*720 Resolution, 300 cd/m² Brightness, RGB Interface - Image 4
Model RV040YGP-300-40

4-Inch Round Touch TFT LCD Display – 720*720 Resolution, 300 cd/m² Brightness, RGB Interface

  • LCD Size: 4.0 inches
  • Touch Type: G+G Capacitive Touch
  • Luminance: 300 cd/m² (Typical)
  • Resolution: 720(RGB)x720 pixels
  • Interface: RGB
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View specifications

Share your interface, touch, brightness and volume requirements for an engineering fit review.

01Interface review
02Touch integration
03Controller support
04Lifecycle coordination

Product overview

Engineered for application fit

The RV040YGP-300-40 is a high-quality 4.0-inch capacitive touch display, designed to deliver excellent visual clarity and responsiveness. With a 720×720 pixel resolution and 16.7 million colors, this display ensures sharp images and vibrant color reproduction. The combination of G+G capacitive touch technology and a 300 cd/m² luminance makes this module ideal for a wide range of applications.

  • High-Resolution Display: The 720×720 pixel resolution offers clear, detailed visuals, ideal for devices that require high image quality.

  • Capacitive Touch: Featuring G+G capacitive touch technology, the display offers responsive, multi-touch functionality, providing a smooth user experience for applications like smartphones, wearables, and interactive devices.

  • High Brightness: With a typical brightness of 300 cd/m², this display offers clear visibility in moderate to well-lit environments, making it suitable for various indoor applications.

  • Compact and Lightweight: The display’s small form factor, with a module size of 105.6(W) x 109.87(L) x 2.13(T) mm, allows for integration into compact electronic devices.

Technical data

Specifications
Item
Contents
Unit
LCD Size
4.0
inch
Touch Type
G+G Capacitive Touch
Luminance(cd/m2)
300(TYP)
Cd/m2
Display Normally
White Mode
Resolution
720(RGB)x720
pixels
Pixel
0.18(H) x 0.18(V)
mm
Active
101.52(W) ×101.52(L)
mm
Module size
105.6(W) ×109.87(L) ×2.13(T)
mm
Module+CTP size
128.75(W) ×126.75(L) ×5.75(T)
mm
Pixel arrangement
RGB Vertical stripe
Display Colors
16.7M
Interface
RGB
DriveIC
FL7707
Touch
CST3240

Mechanical reference

Structure

Project adaptation

Customization options

Adapt an existing display platform to the electrical, optical and mechanical needs of your product.

  • Interface and FPC adaptation
  • Brightness and backlight
  • Touch and cover glass
  • Controller board support
  • Mechanical coordination

Engineering FAQ

Questions before evaluation

Can touch and cover glass be customized?

Yes. The available touch stack, cover glass and bonding process are reviewed against the selected module and project volume.

Can RJY provide a controller board?

Controller support can be evaluated with your host interface, timing and software requirements.

What is required for a quotation?

Provide the application, target specification, operating environment, sample quantity and annual volume.

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