3.5-inch 640x480, sunlight readable display
3.5 -inch 640×480 tft display, IPS mode, high brightness display, 650cd/㎡, sunlight readable display.
Main parameters of 3.5-inch sunlight readable display
| ITEM | Standard value | UNIT |
| LCD SIZE | 3.5 | INCH |
| LCD Type | TFT Negative Transmissive | — |
| Driver Element | a-Si TFT Active matrix | — |
| Number of Dots | 640*(RGB)*480 | Dots |
| Pixel Arrangement | RGB Vertical Stripe | — |
| Pixel Pitch (W*H) | 0.219*0.219 | mm |
| Active Area | 70.08*52.56 | mm |
| Viewing Direction | all view direction | — |
| Control IC | ST7703 | — |
| Module Size(W*H*T) | 74.5(W)*62.4(L)*2.37(H) | mm |
| Back Light | White LED | |
Download relevant technical documents
Customize the length, width and thickness of FPC or cable, adjust the pin arrangement according to the interface type, and select the appropriate connector. Make your display or circuit board simple and safe with an excellent FPC solution.
A touch screen can be added according to your requirements, there are three options: resistive touch screen, capacitive touch screen, infrared touch screen. Or add protective glass as needed
Display screens with different optical parameters can be designed according to needs, such as brightness, color gamut, response time, gamma and other parameters, and anti-glare, anti-fingerprint coatings, etc. can also be added
The circuit board we designed can convert the interface of your display into an HDMI interface. If your product does not have any display control capabilities, you can use our serial display and only need to use simple commands to control the displayed content through RS232/458
3.5-inch tft display drawings and interfaces
The 3.5-inch TFT display features an IPS panel designed for optimal sunlight readability. Its 640×480 resolution ensures clear and sharp viewing even in bright outdoor conditions, making it ideal for applications that require excellent visibility in sunlight.
To further enhance visibility, the display features a high-performance backlight unit consisting of 12 LEDs. These LEDs are arranged in two configurations: 6 in series, then in parallel. Operating at 19.2V and 40mA, it achieves an impressive brightness level of 650cd/㎡. This enhanced brightness enables excellent readability even in direct sunlight, ensuring easy viewing of important information in outdoor environments.
the display use ST7703 Driver IC,support MIPI interface.We support the customization of the FPC, interface, brightness and touch screen of the 3.5-inch sunlight readable display for your convenience. This display combines advanced sunlight-readable technology, a high-resolution IPS panel, and high-efficiency backlighting to provide excellent visibility and clarity in demanding outdoor applications. Experience enhanced readability and superior performance with our reliable and powerful display solutions.
The outline drawing is as follows:
Interfaces are defined as follows：
| Pin | Symbol | detail |
| 1 | LEDK | LED Cathode |
| 2 | LEDK | LED Cathode |
| 3 | LEDA | LED Anode |
| 4 | LEDA | LED Anode |
| 5 | NC | |
| 6 | GND | LED Cathode |
| 7 | D0N | LED Cathode |
| 8 | D0P | LED Cathode |
| 9 | GND | |
| 10 | D1N | MIPI-DSI data Lane |
| 11 | D1P | MIPI-DSI data Lane |
| 12 | GND | Ground |
| 13 | CLKN | MIPI-DSI clock |
| 14 | CLKP | MIPI-DSI clock |
| 15 | GND | Ground |
| 16 | D2N | MIPI-DSI data Lane |
| 17 | D2P | MIPI-DSI data Lane |
| 18 | GND | Ground |
| 19 | D3N | MIPI-DSI data Lane |
| 20 | D3P | MIPI-DSI data Lane |
| 21 | GND | Ground |
| 22 | GND | Ground |
| 23 | NC | |
| 24 | GND | |
| 25 | TE | |
| 26 | RESET | Reset pin |
| 27 | IOVCC | I/O Power |
| 28 | VCI | Analog Power |
| 29 | GND | |
| 30 | GND |
