Product Introduction: 4" Touch TFT LCD Square 480x480 IPS Display
Overview
Introducing our high-performance 4" Touch TFT LCD with a resolution
of 480x480 pixels. This square LCD display is designed for
applications that require vivid colors, sharp images, and an
intuitive touch interface. The IPS (In-Plane Switching) technology
ensures wide viewing angles and consistent color representation,
making it ideal for both indoor and outdoor applications.
Key Features
- Screen Size: 4 inches diagonally
- Resolution: 480x480 pixels for clear and detailed visuals
- Touch Technology: Capacitive touch capabilities for responsive and
precise user interactions
- Display Type: IPS technology offers wider viewing angles and
improved color accuracy
- Interface: Compatible with various microcontrollers and platforms,
making it easy to integrate into your projects
- Brightness: High brightness levels to ensure visibility in
different lighting conditions
- Color Depth: 16-bit color depth for vibrant and rich color
reproduction
- Low Power Consumption: Designed for energy efficiency, making it
suitable for battery-operated devices
Applications
- 86 intelligent switch display
- medical display panel
- household appliance display
- industrial equipment display
- security equipment display
- instrument and meter equipment display
- digital electronic display
Advantages
- Ease of Integration: The display module is designed for
straightforward integration with common development boards and
microcontrollers.
- Durability: Built to withstand various environmental conditions,
ensuring longevity and reliability.
- Customization: Available options for customization to meet specific
application needs, including touchscreen sensitivity and connector
types.
Conclusion
The 4" Touch TFT LCD Square 480x480 IPS display stands out as a
versatile and robust solution for a variety of applications. With
its impressive visual performance, ease of use, and wide
compatibility, it is the perfect choice for developers and
engineers looking to enhance their products with a high-quality
touch interface.
For more information or to place an order, please contact us.
| 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: | MIPI |
|---|
| Pin Number: | 31 Pins | Connection: | ZIF |
|---|
| Surface Luminance: | 350 Cd/m2(nits) Typical | LED Lifetime: | 30,000 Hours |
|---|
4" inch touch TFT LCD, Square 480X480 TFT IPS LCD Drawing
Module Function Description
| Pin No. | Symbol | LCM Functional |
| 1 | LEDK | Power supply for backlight cathode input terminal. |
| 2 | LEDA | Power supply for backlight anode input terminal. |
| 3 | CTP-VCC 3.3V | Touch panel Power supply 2.8~3.3V |
| 4 | CTP-SCL 3.3V | Touch panel I2C clock |
| 5 | CTP-SDA 3.3V | Touch panel I2C data |
| 6 | CTP-RST 3.3V | Touch panel reset |
| 7 | CTP-INT 3.3V | Touch panel interrupt output |
| 8 | NC | NC |
| 9 | GND | Power Ground |
| 10 | RESET | Reset signal input terminal. Active at ‘L’. |
| 11 | TE | Frame head pulse for tearing effect. |
| 12~13 | VDD 3.3V | Power Supply For LCD. |
| 14 | VDDIO 1.8V | Power Supply For I/O. |
| 15 | GND | Power Ground |
| 16~17 | NC | NC |
| 18 | GND | Power Ground |
| 19~20 | NC | NC |
| 21 | GND | Power Ground |
| 22 | CLKP | Positive polarity of low voltage differential clock signal |
| 23 | CLKN | Negative polarity of low voltage differential clock signal |
| 24 | GND | Power Ground |
| 25 | MIPI_1N | Negative polarity of low voltage differential data 3 signal |
| 26 | MIPI_1P | Positive polarity of low voltage differential data 3 signa |
| 27 | GND | Power Ground |
| 28 | MIPI_0N | Negative polarity of low voltage differential data 3 signal |
| 29 | MIPI_0P | Positive polarity of low voltage differential data 3 signa |
| 30 | GND | Power Ground |
Absolute Maximum Rating
| Characteristics | Symbol | Min. | Max. | Unit |
| LCM Operating Temperature | TOPR | -20 | +70 | °C |
| LCM Storage Temperature | TSTG | -30 | +80 | °C |
| TP Operating Temperature & Humidity (20% ~ 90%RH) | TOPR | -20 | +70 | °C |
| TP SStorage Temperature & Humidity (20% ~ 90%RH) | TSTG | -30 | +80 | °C |
| Humidity | RH | -- | 90 | % |
TFT DC Characteristics
| Characteristics | Symbol | Min. | Typ. | Max. | Unit |
| Supply Voltage for I/O | VDDIO | 1.65 | 1.8 | 3.3 | V |
| Supply Voltage for(DC/DC) | VDD | 2.6 | 3.3 | 3.3 | V |
| Current Consumption | IDD | -- | -- | -- | mA |
| IDD-SLEEP | -- | -- | -- | uA |
Back-Light Unit Characeristics
The back-light system is an edge-lighting type with 8 white LEDs.
The characteristics of the back-light
are shown in the following tables.
| Characteristics | Symbol | Min. | Type | Max. | Unit | Notes |
| Forward Voltage | VF | 11.2 | | 12.8 | V | -- |
| Forward current | IF | -- | 40 | -- | mA | -- |
| Luminance(With LCD+CTP) | Lv | -- | 350 | -- | cd/m2 | -- |
| LED life time | N/A | -- | 30,000 | -- | Hr | Note 1 |
Note:
- The “LED life time” is defined as the module brightness decrease to
50% of original brightness at IL=20mA/LED. The LED life time could be decreased if operating IL is larger than 25mA/LED.
Reliability Test Item
| No. | Test Item | Test Condition | Notes |
| 1 | High Temp. Storage | +80°C / 96H | 1. Functional test isOK. Missing Segment,short, unclear segment non-display,display
abnormally and liquid crystal leakare un-allowed. 2. No low temperature bubbles,end seal loose andfall, frame rainbow.
|
| 2 | Low Temp. Storage | -30°C / 96H |
| 3 | High Tempe. Operating | +70°C / 96H |
| 4 | Low Tempe. Operating | -20°C / 96H |
| 5 | High Temperature /Humidity storage | 50°C x 90%RH /96H |
| 6 | Thermal and cold shock | Static state, -20℃(30min) ~60℃ (30min),50 cycles |
4" inch touch TFT LCD, Square 480X480 TFT IPS LCD Real Product
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