LS116I03-E-V1: 11.6-INCH ALL O CLOCK IPS TFT-LCD MODULE, WSVGA 1920X1080 FHD RESOLUTION, 16.7M COLORS, EDP INTERFACE (2-LANE), 30-PIN, LED BACKLIGHT, NORMALLY BLACK, TRANSMISSIVE, PORTABLE MEDIA AND KIOSK DISPLAY
PRODUCT SUBTITLE / KEYWORDS
11.6 INCH DISPLAY, 1920(RGB)×1080 FHD RESOLUTION, TRANSMISSIVE A-SI TFT-LCD, ALL O CLOCK IPS FULL VIEWING ANGLE, EDP INTERFACE (2 LANES + AUX), COG+FPC+B/L MODULE TYPE, 16.7M COLORS (8-BIT), 30-PIN CONNECTOR (I-PEX 20455-030E-76), 3.3V LCD LOGIC POWER, 12V TYPICAL BACKLIGHT POWER, 0°C~+45°C OPERATING TEMPERATURE, -10°C~+60°C STORAGE TEMPERATURE, WHITE LED BACKLIGHT (LIFETIME 30,000 HOURS), HIGH SPEED GROUND REFERENCE, NORMALLY BLACK DISPLAY MODE, LESSON SMART DISPLAY TECHNOLOGY
1. EXECUTIVE SUMMARY & PRODUCT POSITIONING
The LS116I03-E-V1, developed by Lesson Smart Display Technology Co., Ltd. (立信(万安)智显科技有限公司), is an 11.6-inch transmissive type a-Si TFT-LCD (amorphous silicon thin film transistor liquid crystal display) module that employs a state-of-the-art ALL O CLOCK IPS technology for ultra-wide viewing angles.
This product specification serves as the definitive technical document, defining its structural composition (COG+FPC+B/L), general description, absolute maximum ratings, and complete eDP (Embedded DisplayPort) interface pinout (30-pin). It delivers a full high-definition resolution of 1920(RGB)×1080 (FHD or WSVGA as per document designation) with 16.7M-color (8-bit) display capability, driven by a high-performance timing controller integrated within the module. The module features a slim profile and light weight suitable for portable applications.
The document provides the core parameters necessary for system integration into embedded display applications requiring a medium-sized high-resolution display with a standard high-speed embedded display interface. The unequivocal recommendation for engineers is to strictly adhere to the electrical specifications, interface timing, and mechanical tolerances described herein to ensure reliable performance and compatibility with the driving circuit and backlight unit.
2. DETAILED PRODUCT OVERVIEW & ARCHITECTURE
- Core Technology: Transmissive type a-Si TFT-LCD (amorphous silicon thin film transistor liquid crystal display) module composed of a TFT LCD panel, a driving circuit and a backlight unit.
- Display Mode: Transmissive type, Normally Black mode with ALL O CLOCK (IPS) technology for excellent viewing angles in all directions.
- Display Format: Graphic 1920(RGB)×1080 pixel array (FHD / WSVGA as per specification document).
- Display Characteristics: Capable of displaying up to 16.7 million colors (8-bit RGB signal input).
- Module Construction: COG (Chip-On-Glass) + FPC (Flexible Printed Circuit) + B/L (Backlight Unit).
- Interface Type: eDP (Embedded DisplayPort) Ver1.2 interface with 2 main data lanes plus AUX channel.
- Connector Pin Count: 30-Pin (I-PEX 20455-030E-76 connector).
- Backlight LED: Edge lighting type white LED with typical 12V supply voltage and estimated current consumption as per backlight circuit.
- Color Depth: 16.7M colors via 8-bit per channel data.
- Approval Status: Final Specification as per document header.
3. EXHAUSTIVE TECHNICAL SPECIFICATIONS
3.1 GENERAL SPECIFICATIONS TABLE
| PARAMETER | SPECIFICATION | UNIT | NOTE |
|---|---|---|---|
| Panel Size (Diagonal) | 11.6 | inch | Measured diagonally |
| Number of Dots / Resolution | 1920(RGB) x 1080 | pixels | WSVGA format |
| Display Type | a-Si TFT, Transmissive, Normally Black | - | IPS technology |
| Module Type | COG+FPC+B/L | - | Integrated construction |
| Display Colors | 16.7M | colors | 8-bit RGB signal input |
| Pixel Arrangement | RGB Vertical Stripe | - | Standard stripe |
| Interface Type | eDP (Embedded DisplayPort) Ver1.2 | - | 2-Lane data + AUX |
| Backlight Type | White LED, Edge Light | - | Bottom side LED bar |
| Viewing Direction | ALL O CLOCK (IPS) | - | Optimal from all directions |
| Operating Temperature | 0 to +45 | °C | Ambient temperature |
| Storage Temperature | -10 to +60 | °C | Non-condensing |
3.2 MECHANICAL & PHYSICAL SPECIFICATIONS
The mechanical specifications are precisely defined in the outline drawing of the specification document (Section 7). The active display area measures 11.6 inches diagonally, corresponding to a physical width and height that conform to the 16:9 aspect ratio for FHD resolution. The module thickness is optimized for slim integration. The pixel pitch is approximately 0.1335 mm per pixel, providing a pixel density of roughly 190 PPI, which ensures sharp and detailed images suitable for multimedia content and text display. The surface treatment of the polarizer is designed for anti-glare performance. The module weight is specified in the mechanical drawing. The connector location and FPC bending direction are detailed to ensure proper mechanical fit within the customer's enclosure.
3.3 ELECTRICAL & INTERFACE SPECIFICATIONS
3.3.1 ABSOLUTE MAXIMUM RATINGS (ELECTRICAL)
| ITEM | SYMBOL | MIN. | TYP. | MAX. | UNIT | NOTE |
|---|---|---|---|---|---|---|
| Supply Voltage (Logic) | VDD | 3.1 | 3.3 | 3.4 | V | LCD logic and driver |
| Supply Voltage (Backlight) | VBL | 7 | 12 | 21 | V | For LED backlight |
| Input Signal Voltage (High) | VIH | 0.7 VCC | - | VCC | V | Input logic level high |
| Input Signal Voltage (Low) | VIL | 0 | - | 0.3 VCC | V | Input logic level low |
| Storage Temperature | Tstg | -10 | - | +60 | °C | Non-condensing humidity |
| Operating Temperature | Topa | 0 | - | +45 | °C | Ambient |
3.3.2 EDP INTERFACE PIN ASSIGNMENT (CN1 30-PIN CONNECTOR)
| PIN NO. | SYMBOL | I/O | DESCRIPTION | REMARK |
|---|---|---|---|---|
| 1 | NC | - | OPEN | Reserved |
| 2 | H_GND | P | High Speed Ground | Signal reference |
| 3 | LANE1_N | I | Complement Signal Link Lane 1 | Differential negative |
| 4 | LANE1_P | I | True Signal Link Lane 1 | Differential positive |
| 5 | H_GND | P | High Speed Ground | Signal reference |
| 6 | LANE0_N | I | Complement Signal Link Lane 0 | Differential negative |
| 7 | LANE0_P | I | True Signal Link Lane 0 | Differential positive |
| 8 | H_GND | P | High Speed Ground | Signal reference |
| 9 | AUX_CH_P | I | True Signal Auxiliary Channel | Sideband communication |
| 10 | AUX_CH_N | I | Complement Signal Auxiliary Channel | Sideband communication |
| 11 | H_GND | P | High Speed Ground | Signal reference |
| 12-13 | LCD_VDD | P | LCD logic and driver power (3.3V) | Power supply pins |
| 14 | NC | - | OPEN | Reserved |
| 15-16 | LCD_GND | P | LCD logic and driver ground | Ground return |
| 17 | HPD | O | HPD signal pin | Hot plug detect output |
| 18-21 | BL_GND | P | Backlight ground | LED cathode return |
| 22 | BL_ENABLE | I | Backlight ON/OFF | Active high control |
| 23 | BL_PWM | I | System PWM | Brightness dimming |
| 24-25 | NC | - | OPEN | Reserved |
| 26-29 | BL_PWR | P | Power for LED backlight (12V) | Typical 12V input |
| 30 | NC | - | OPEN | Reserved |
Note: I = Input, O = Output, P = Power. The connector used is I-PEX 20455-030E-76 or equivalent. Open pins should not be connected.
3.4 OPTICAL CHARACTERISTICS (MEASURED AT CENTER OF PANEL)
| PARAMETER | SYMBOL | CONDITION | MIN. | TYP. | MAX. | UNIT |
|---|---|---|---|---|---|---|
| Contrast Ratio | CR | Normal viewing axis | - | 1000 | - | - |
| Response Time (Tr+Tf) | TR+TF | Typical IPS | - | 30 | - | ms |
| Viewing Angle (CR>10) | ALL O CLOCK | IPS mode | - | 89/89/89/89 | - | degrees |
| Color Gamut (NTSC) | - | CIE1931 | - | 72% | - | % |
Note: Optical values are measured with typical backlight driving condition at Ta=25°C±2°C. The luminance level and uniformity should be verified in the user application due to variations in external driver circuits.
4. BACKLIGHT SYSTEM AND PWM DIMMING
The backlight unit uses an edge-lit LED configuration with a dedicated LED bar mounted at the bottom side of the panel. The backlight circuit diagram shows the connection of multiple LED strings. The backlight power supply is provided through pins 26-29 (BL_PWR) with a typical voltage of 12V DC, while the ground return is through pins 18-21 (BL_GND). The backlight ON/OFF control (BL_ENABLE, pin 22) is an active high input that enables the backlight driver. Brightness dimming is achieved via a PWM signal applied to pin 23 (BL_PWM). The PWM frequency range is specified between 200 Hz and 2000 Hz with a duty cycle ranging from 1% to 100% for smooth and flicker-free dimming. The LED lifetime is rated at 30,000 hours typical under normal operating conditions, ensuring long-term reliability for commercial and industrial applications.
5. POWER ON/OFF SEQUENCE
The power-on and power-off sequence must be strictly followed to prevent damage to the module. The timing diagram in the specification shows the relationship between LCD logic power (VDD), backlight power (VBL), eDP signals, and backlight enable signals. The microprocessor should ensure that VDD is stable before applying video data, and that eDP signals are present before enabling the backlight. The hot-plug detection (HPD) signal provides status information to the source device, allowing the link training to occur before data transmission. Compliance with the specified timing parameters, including t1 through t8, guarantees proper initialization and prevents latch-up or abnormal operation. The sequence is critical for maintaining the integrity of the TFT panel and driver electronics.
6. RELIABILITY AND ENVIRONMENTAL TEST CONDITIONS
The LS116I03-E-V1 module has been designed and tested to meet high reliability standards. The following environmental tests are performed to validate performance under stress conditions: High temperature storage at +60°C for 72 hours, low temperature storage at -10°C for 72 hours, high temperature operation at +45°C for 72 hours, low temperature operation at 0°C for 72 hours, and temperature cycling between -10°C and +60°C for 10 cycles. The module withstands these conditions without degradation in optical or electrical performance. The humidity test at 40°C and 90% relative humidity for 72 hours ensures resistance against moisture. The module is also tested for vibration and shock resistance according to standard industrial requirements. These tests confirm the product's suitability for use in moderate environments such as kiosk, point-of-sale, portable monitor, and embedded computing applications.
7. APPLICATION SCENARIO
The 11.6-inch diagonal size combined with FHD resolution and ALL O CLOCK IPS technology makes the LS116I03-E-V1 an excellent choice for a wide range of applications. Due to its balanced size and high-resolution display, it is particularly well-suited for portable monitor solutions, secondary displays for laptops, point-of-information kiosks, interactive whiteboards, and educational tablets. The eDP interface provides a simple high-speed connection with minimal wiring, making integration straightforward in devices that require a slim profile. The IPS technology ensures consistent color and contrast even when viewed from off-angles, which is important for collaborative work environments and public displays. The wide operating temperature range supports indoor use in various climates. The 30-pin connector reduces cable count and simplifies assembly. The module's transmissive design with LED backlight allows for bright and vibrant images that can be read in typical indoor lighting conditions. For outdoor or high-ambient-light applications, additional brightness enhancement or optical bonding may be considered, although the standard module provides excellent performance in normal office environments. The 30,000-hour LED lifetime means the module can be used for extended periods without backlight replacement, reducing maintenance costs in permanently installed systems.
8. HANDLING PRECAUTIONS AND COMPLIANCE
The LCD panel is constructed of glass and is fragile. The polarizer surface is easily scratched. The module should be handled with care to avoid applying pressure on the display area. ESD (Electrostatic Discharge) protection is mandatory throughout handling and assembly. The module should be stored in a clean, dry environment away from direct sunlight and corrosive gases. The recommended storage conditions are within the specified temperature and humidity ranges with no condensation. The module is RoHS (Restriction of Hazardous Substances) compliant, ensuring environmentally safe materials and manufacturing processes. All packaging materials are designed to protect the module during shipping and handling. The module label includes model number, date code, and barcode for traceability. The warranty period and terms are defined by the manufacturer. The user is responsible for designing the cabinet to avoid mechanical stress and for maintaining proper ventilation around the module. It is strongly recommended to read the full specification document before integration and to test the module under application-specific conditions to verify compatibility and performance.
