Description
4-Inch Touch TFT LCD, Square 480X480 TFT IPS LCD Description
Introducing the SF-TC400B-8951A-N, a cutting-edge 4-inch Square IPS TFT-LCD display module. Boasting a resolution of 480 x 480 pixels, the SF-TC400B-8951A-N TFT LCD module support RGB SPI Serial interface. Coupled with an IPS panel, this 4 inch TFT LCD offers an expansive viewing angle of Left:80 / Right:80 / Up:80 / Down:80 degrees (typical). With a contrast ratio of 800:1 (typical value) and a brightness of 420 nits (typical value), this module ensures a vivid visual experience. The glare surface panel and an aspect ratio of 1:1 further enhance its appeal.
The SF-TC400B-8951A-N LCD display equips with an integrated driver IC ST7701S. The interface supply voltage range spans from 2.5V to 3.6V, with a typical value of 2.8V. Operating temperatures ranges from -20℃ to +70℃ and the storage temperature range of -30℃ to +80℃.
Product Features:
| Product: | 4 Inch TFT Square Display |
|---|---|
| Touch Screen: | Without Touch (With CTP Optional) |
| Resolution: | 480*480 |
| Cover Glass Dimension: | Customizable |
| Viewing Direction: | All Viewing Angle, IPS |
| Interface: | RGB+SPI |
| Pin Number: | 40 Pins |
| Connection: | ZIF |
| Surface Luminance: | 420 Cd/m2(nits) Typical |
| LED Lifetime: | 40,000 Hours |
4 inch Capacitive Touchscreen TFT LCD Square mode 480X480 Dots Drawing
Electrical-optical Characteristics
| Item | Symbol | MIN | TYP | MAX | UNIT | Condition |
| Supply Voltage | Vf | 2.8 | 3.3 | 3.6 | V | If=80MA |
| Supply Current | If | – | 50 | mA | – | |
| Reverse Voltage | Vr | – | – | 5 | V | – |
| Input Voltage | Vih | 0.8VDD | VDD | V | – | |
| Vil | 0 | 0.2VDD | V | |||
| Input leakage current | Vil | -.01 | 1 | V | ||
Reliability Test
| Item | Condition | Time (hrs) | Assessment |
| High temp. Storage | 80°C | 120 |
No abnormalities in functions and appearance |
| High temp. Operating | 70°C | 120 | |
| Low temp. Storage | -30°C | 120 | |
| Low temp. Operating | -20°C | 120 | |
| Humidity | 60°C/ 90%RH | 120 | |
| Thermal Shock Temp. Cycle | -20°C ¬ 25°C ®70°C
(0.5 hour ¬ 5 min ® 0.5 hour) |
10cycles | |
4 inch Capacitive Touchscreen TFT LCD Square mode 480X480 Dots Image
this LCD also designed to be with CTP, pls check the photos demostrate below, its part number is SF-TC400B-8951A-CT
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