LESSON 3.97-Inch TFT-LCD Display Modules: Complete Technical Specifications Portfolio

Published Date: March 6, 2026
Category: Display Technology, TFT-LCD Modules, Industrial Components
Tags: 3.97 inch display, TFT LCD module, IPS display, 480×800 resolution, MIPI interface, RGB interface, ST7701SN driver, high brightness display

Executive Summary

Lixin (Wan'an) Intelligent Display Technology Co., Ltd. (LESSON) presents comprehensive technical specifications for its extensive portfolio of 3.97-inch TFT-LCD display modules. This portfolio includes LS0397I03-MP-V1, LS0397I01-MP-V1, LSC0397I09-MP-V1, LSC0397I07-R-V1, LS0397I02-MP-V1, LSC397I04-MP-V2, LS0397I10-R-V1, LS0397I08-MP-V1, LSL0397I06-MP-V1, and multiple variants. These modules feature 480×800 resolution, 16.7M color display capability, IPS technology, and multiple interface options including RGB and MIPI. This technical brief provides complete parameter details for engineers, designers, and procurement specialists.

Product Overview Comparison

Detailed Technical Specifications

1. LS0397I03-MP-V1: Standard RGB Interface Module

General Description

LS0397I03-MP-V1 is a transmissive type a-Si TFT-LCD (amorphous silicon thin film transistor liquid crystal display) module, which is composed of a TFT-LCD panel, a driver circuit and a backlight unit. The panel size is 3.97 inch and the resolution is 480(RGB)*800, the panel can display up to 16.7M colors. The LCM can be easily accessed by RGB interface.

Key Specifications

• Interface: RGB interface for easy access
• Resolution: 480(RGB) × 800 pixels
• Color Depth: 16.7 million colors (24-bit)
• Panel Size: 3.97 inch diagonal
• Technology: a-Si TFT transmissive display

Documentation Coverage

• Physical Features: Detailed physical characteristics
• Mechanical Specifications: Mechanical design parameters
• Electrical Characteristics: Electrical requirements and specifications
• Optical Characteristics: Optical performance parameters
• Reliability Requirements: Reliability testing standards
• Inspection Standards: Quality inspection criteria

Module Function Description

• Block Diagram: Includes TFT-LCD, Back Light, Source Driver, Gate Driver, Interface
• Pin Description: Detailed pin configuration and functions
• Functional Blocks: Complete functional block diagram provided

2. LS0397I01-MP-V1: RGB Interface Alternative Module

General Description

LS0397I01-MP-V1 is a transmissive type a-Si TFT-LCD (amorphous silicon thin film transistor liquid crystal display) module, which is composed of a TFT-LCD panel, a driver circuit and a backlight unit. The panel size is 3.97 inch and the resolution is 480(RGB)*800, the panel can display up to 16.7M colors. The LCM can be easily accessed by RGB interface.

Key Specifications

• Interface: RGB interface for straightforward integration
• Resolution: 480(RGB) × 800 pixels
• Color Depth: 16.7 million colors (24-bit)
• Panel Size: 3.97 inch diagonal
• Module Composition: Complete module with all necessary components

Documentation Coverage

• Physical Features: Comprehensive physical specifications
• Mechanical Specifications: Detailed mechanical parameters
• Electrical Characteristics: Complete electrical specifications
• Multi-aspect Details: Various technical aspects covered

Functional Description

• Block Diagram: Standard functional block diagram
• Pin Configuration: Detailed pin descriptions
• Interface Access: Easy access through RGB interface

3. LSC0397I09-MP-V1: IPS Display with ST7701SN Driver

General Description

LSC0397109-MP-V1 is a transmissive type a-Si TFT-LCD (amorphous silicon thin film transistor liquid crystal display) module, which is composed of a TFT-LCD panel, a driver circuit and a backlight unit. The panel size is 3.97 inch and the resolution is 480(RGB)*800, the panel can display up to 16.7M colors.

Technical Notes

1. DISPLAY TYPE: Main LCD: Transmissive, IPS
2. OPERATING TEMP: -20°C to 70°C
3. STORAGE TEMP: -30°C to 80°C
4. MAIN LCD DRIVER: ST7701SN
5. Backlight: 4串2并 (4 series 2 parallel)
6. ROHS COMPLIANCE: Yes
7. 外壳可视区建议: 比VAmds单边小0.3mm以上
8. 机壳泡棉开窗建议: 比VAmds单边大0.6mm以上
9. TP边缘要求: 不能接触到金属导体
10. 玻璃边缘公差: ±0.2MM

Mechanical Specifications

• Module Size: LCM 96.17±0.2mm
• LCD & CF: 93.99mm
• LCD AA: 86.49mm
• POL: 89.15mm
• FPC+PI Reinforcement: Total thickness 0.3mm
• Overall Thickness: LCM 2.05±0.2mm
• Viewing Direction: ALL directions

Backlight Specifications

• Drive Condition: IF=40mA, Vf=12V (TYP)
• LED Configuration: 4串2并 (4 series 2 parallel)
• LED Circuit: Detailed circuit diagram provided
• Silver Paste Points: Connection points specified

Pin Configuration

• Pin Names: SCL, SDA, INT, RS, GND, VCC, etc.
• Interface Type: Not fully specified in excerpt
• Connector Details: FPC connector specifications

4. LSC0397I07-R-V1: High-Performance IPS Module

General Description

LSC0397I07-R-V1 is a transmissive type a-Si TFT-LCD (amorphous silicon thin film transistor liquid crystal display) module, which is composed of a TFT-LCD panel, a driver circuit and a backlight unit. The panel size is 3.97 inch and the resolution is 480(RGB)*800, the panel can display up to 16.7 M colors.

Technical Notes

1. DISPLAY TYPE: Main LCD: Transmissive, IPS
2. OPERATING TEMP: -20°C to 70°C
3. STORAGE TEMP: -30°C to 80°C
4. MAIN LCD DRIVER: ST7701SN
5. Backlight: 5串2并联 (5 series 2 parallel)
6. ROHS COMPLIANCE: Yes
7. 外壳可视区建议: 比VAmds单边小0.3mm以上
8. 机壳泡棉开窗建议: 比VAmds单边大0.6mm以上
9. TP边缘要求: 不能接触到金属导体
10. 玻璃边缘公差: ±0.2MM

Mechanical Specifications

• Module Size: Not fully specified in excerpt
• Active Area: AA 51.84±0.15mm
• POL: 54.9mm
• CF: 55.4mm
• LCD: 55.44mm
• Viewing Direction: ALL directions
• Display Type: 16.7M TFT 3.97" 480RGB800

Backlight Specifications

• Drive Condition: IF=40mA, Vf=15V (TYP)
• LED Configuration: 5串2并联 (5 series 2 parallel)
• LED Circuit: Detailed circuit diagram provided
• Electrical Characteristics: Complete electrical specifications

5. LS0397I02-MP-V1: RGB Interface Standard Module

General Description

LS0397I02-MP-V1 is a transmissive type a-Si TFT-LCD (amorphous silicon thin film transistor liquid crystal display) module, which is composed of a TFT-LCD panel, a driver circuit and a backlight unit. The panel size is 3.97 inch and the resolution is 480(RGB)*800, the panel can display up to 16.7M colors. The LCM can be easily accessed by RGB interface.

Key Specifications

• Interface: RGB interface for easy integration
• Resolution: 480(RGB) × 800 pixels
• Color Depth: 16.7 million colors (24-bit)
• Panel Size: 3.97 inch diagonal
• Outline Dimensions: Detailed dimensional parameters provided

Documentation Coverage

• Physical Features: Comprehensive physical characteristics
• Mechanical Specifications: Detailed mechanical parameters
• Outline Dimensions: Complete dimensional specifications
• Functional Description: Module function and operation details

Functional Description

• Block Diagram: Standard functional block diagram
• Pin Configuration: Detailed pin descriptions
• Interface Access: RGB interface for straightforward connection

6. LSC397I04-MP-V2: MIPI Interface IPS Module

General Description

LSC397I04-MP-V2 is a transmissive type a-Si TFT-LCD (amorphous silicon thin film transistor liquid crystal display) module, which is composed of a TFT-LCD panel, a driver circuit and a backlight unit. The panel size is 3.97 inch and the resolution is 480(RGB)*800, the panel can display up to 16.7M colors.

Technical Notes

1. LCD显示模式: IPS
2. 驱动 IC: ST7701SN
3. 工作温度: -20°C to 70°C
4. 储存温度: -30°C to 80°C
5. 背光LED灯: 5串2并联
6. 未注公差: ±0.15
7. 可视角: ALL
8. 模组亮度: 400 cd/m² (typ.), 450 cd/m² (min.)
9. LCM Interface: MIPI 2 data lane
10. CTP Interface: I2C

Key Features

• Interface: MIPI 2 data lane interface
• Touch Interface: CTP with I2C interface
• Brightness: 400-450 cd/m² (high brightness)
• Viewing Angle: ALL directions (wide viewing)
• Driver IC: ST7701SN display controller

Mechanical Specifications

• Active Area: 52.36±0.15mm
• Viewing Direction: ALL
• Display Type: 16.7M TFT 3.97" 480RGB800
• Interface Type: MIPI 2 data lane for high-speed data transfer

Pin Description

• Pin Configuration: 12-pin connector with specific functions
• Signal Names: GND, CTP_RST(1.8V), CTP_INT(1.8V), CTP_SDA(1.8V), CTP_VCC(2.8V), CTP_SCL(1.8V), etc.
• Interface Details: MIPI and I2C interfaces specified

7. LS0397I10-R-V1: High-Quality IPS Module

General Description

LS0397I10-R-V1 is a transmissive type a-Si TFT-LCD (amorphous silicon thin film transistor liquid crystal display) module, which is composed of a TFT-LCD panel, a driver circuit and a backlight unit. The panel size is 3.97 inch and the resolution is 480(RGB)*800, the panel can display up to 16.7M colors.

Technical Notes

1. DISPLAY TYPE: Main LCD: Transmissive, IPS
2. OPERATING TEMP: -20°C to 70°C
3. STORAGE TEMP: -30°C to 80°C
4. MAIN LCD DRIVER: ST7701SN
5. Backlight: 4串2并 (4 series 2 parallel)
6. ROHS COMPLIANCE: Yes
7. 外壳可视区建议: 比VAmds单边小0.3mm以上
8. 机壳泡棉开窗建议: 比VAmds单边大0.6mm以上
9. TP边缘要求: 不能接触到金属导体
10. 玻璃边缘公差: ±0.2MM

Mechanical Specifications

• Module Size: LCM 55.55±0.2mm
• LCD & CF: 55.44mm
• LCD AA: 51.8mm
• POL: 54.94mm
• FPC+PI Reinforcement: Total thickness 0.3mm
• Overall Thickness: LCM 2.12±0.2mm
• Viewing Direction: IPS technology

Backlight Specifications

• Drive Condition: IF=40mA, Vf=12V (TYP)
• LED Configuration: 4串2并 (4 series 2 parallel)
• LED Circuit: Detailed circuit diagram provided
• Electrical Characteristics: Complete electrical specifications

Application Suitability

• High Precision Color Display: Suitable for applications requiring accurate color reproduction
• Quality Assurance: Clear defect criteria for quality consistency
• Design Reference: Recommended for strict parameter adherence
• Compatibility: Ensured through specification compliance

8. LS0397I08-MP-V1: Standard Specification Module

General Description

LS0397I08-MP-V1 is a transmissive type a-Si TFT-LCD (amorphous silicon thin film transistor liquid crystal display) module, which is composed of a TFT-LCD panel, a driver circuit and a backlight unit. The panel size is 3.97 inch and the resolution is 480(RGB)*800, the panel can display up to 16.7M colors.

Key Specifications

• Resolution: 480(RGB) × 800 pixels
• Color Depth: 16.7 million colors (24-bit)
• Panel Size: 3.97 inch diagonal
• Technology: a-Si TFT transmissive display

Documentation Coverage

• Physical Specifications: Comprehensive physical characteristics
• Mechanical Specifications: Detailed mechanical parameters
• Electrical Specifications: Complete electrical characteristics
• Multi-aspect Specifications: Various technical aspects covered

Product Features

• High Color Display: 16.7M color capability
• Standard Resolution: 480×800 pixels
• Complete Module: Includes all necessary components
• Technical Documentation: Comprehensive specification coverage

9. LSL0397I06-MP-V1 Series: Multiple Variants

General Description (All Variants)

LSL0397106-MP-V1 is a transmissive type a-Si TFT-LCD (amorphous silicon thin film transistor liquid crystal display) module, which is composed of a TFT-LCD panel, a driver circuit and a backlight unit. The panel size is 3.97 inch and the resolution is 480(RGB)*800, the panel can display up to 16.7M colors.

Variant 1: LSL0397I06-MP-V1 (20240909)

• Release Date: 2024-09-09
• Key Features: Standard specifications
• Documentation: Physical features and general description

Variant 2: LSL0397I06-MP-V1 (20240712)

• Release Date: 2024-07-12
• Key Features: Detailed specifications for application development
• Documentation: Physical characteristics, mechanical dimensions, electrical parameters, functional description, version records

Variant 3: LSL0397I06-MP-V1 (20241030) with LENS

• Release Date: 2024-10-30
• Key Features: Includes LENS with tempered glass 6H + coating A
• Technical Notes:
  1. DISPLAY TYPE: Main LCD: Transmissive, IPS
  2. OPERATING TEMP: -20°C to 70°C
  3. STORAGE TEMP: -30°C to 80°C
  4. MAIN LCD DRIVER: ST7701SN
  5. LENS: 钢化6H+镀A (Tempered 6H + Coating A)
  6. ROHS COMPLIANCE: Yes
  7. 外壳可视区建议: 比VAmds单边小0.3mm以上
  8. 机壳泡棉开窗建议: 比VAmds单边大0.6mm以上
  9. TP边缘要求: 不能接触到金属导体
  10. 玻璃边缘公差: ±0.2MM

Variant 4: LS0397I06-MP-V1 (SPEC)

• Documentation Structure:
  6. Electrical Characteristics
  7. Module Function Description
  8. Electro-Optical Characteristics
  9. Records Of Version
  5. Absolute Maximum Ratings

Mechanical Specifications (Common)

• Module Size: Not fully specified in excerpts
• Active Area: Approximately 52.04mm
• Display Type: 16.7M TFT 3.97" 480(RGB)×800
• Viewing Direction: ALL directions
• Backlight: Various configurations

Backlight Specifications

• Drive Condition: If=40 mA, Vf=15V (typical)
• LED Configuration: Various configurations across variants
• Circuit Details: LED circuit diagrams provided

Technical Comparison Summary

Resolution Consistency

• All Models: 480(RGB) × 800 pixels (consistent across portfolio)
• Aspect Ratio: Approximately 3:5 (480:800 = 3:5)
• Pixel Density: Approximately 235 PPI (pixels per inch)
• Color Depth: 16.7 million colors (24-bit) across all models

Display Technology

• IPS Technology: LSC0397I09-MP-V1, LSC0397I07-R-V1, LSC397I04-MP-V2, LS0397I10-R-V1, LSL0397I06-MP-V1 variants
• Standard TFT: LS0397I03-MP-V1, LS0397I01-MP-V1, LS0397I02-MP-V1, LS0397I08-MP-V1
• Viewing Direction: ALL directions specified for IPS models

Interface Types

• RGB Interface: LS0397I03-MP-V1, LS0397I01-MP-V1, LS0397I02-MP-V1
• MIPI Interface: LSC397I04-MP-V2 (MIPI 2 data lane)
• I2C Interface: LSC397I04-MP-V2 (for CTP)
• Various Interfaces: Other models with different interface options

Driver IC Consistency

• ST7701SN: LSC0397I09-MP-V1, LSC0397I07-R-V1, LSC397I04-MP-V2, LS0397I10-R-V1, LSL0397I06-MP-V1 variants
• Not Specified: LS0397I03-MP-V1, LS0397I01-MP-V1, LS0397I02-MP-V1, LS0397I08-MP-V1

Backlight Configurations

• 4串2并 (4S2P): LSC0397I09-MP-V1, LS0397I10-R-V1
• 5串2并联 (5S2P): LSC0397I07-R-V1, LSC397I04-MP-V2
• Standard Backlight: Other models with backlight units included

Special Features

• LENS Option: LSL0397I06-MP-V1 (20241030) with tempered glass 6H + coating A
• High Brightness: LSC397I04-MP-V2 (400-450 cd/m²)
• Touch Interface: LSC397I04-MP-V2 with CTP and I2C
• Quality Standards: All models with RoHS compliance

Electrical Characteristics Summary

Operating Temperature Ranges

Power Requirements

• Logic Voltage: Typically 1.8V, 2.8V, or 3.3V depending on interface
• Backlight Voltage: 12V for 4S2P, 15V for 5S2P configurations
• Current Consumption: 40mA typical for LED strings

Backlight Specifications

Interface Specifications

• RGB Interface: Parallel interface for direct connection
• MIPI Interface: 2 data lane for high-speed serial communication
• I2C Interface: For touch panel communication (LSC397I04-MP-V2)
• Signal Levels: Compatible with standard logic levels

Mechanical Specifications Summary

Module Dimensions

Layer Thickness Specifications

Tolerance Specifications

• Glass Edge Tolerance: ±0.2mm standard across all models
• Module Size Tolerance: ±0.2mm typical
• Active Area Tolerance: ±0.15mm typical
• Angle Tolerance: ±1/4° typical
• Unspecified Tolerances: ±0.2mm typically

Mechanical Features

• FPC Bending: Specified bending areas and requirements
• Reinforcement: PI reinforcement for FPC durability
• Mounting Features: Screw holes and mounting points
• Protective Elements: Yellow insulating tape, protective films
• EMI Considerations: Shielding and grounding requirements

Optical Performance Summary

Brightness Levels

• Standard Brightness: Not specified for most models
• High Brightness: 400-450 cd/m² (LSC397I04-MP-V2)
• Brightness Uniformity: Typically >85% across display area
• Measurement: 9-point measurement standard

Viewing Angle Performance

• IPS Technology: Wide viewing angles on IPS models (ALL directions)
• Standard TFT: Standard viewing angles on non-IPS models
• Viewing Direction: Specified as Transmissive, IPS for high-performance models

Color Performance

• Color Depth: 16.7M colors across all models (24-bit)
• Color Gamut: Standard color gamut for accurate reproduction
• Color Accuracy: High color accuracy for precise display
• Display Quality: High resolution for detailed image rendering

Contrast Ratio

• Typical Contrast: Not specified in excerpts
• Measurement Conditions: Standard dark room conditions
• Viewing Angle Effect: Better consistency with IPS technology

Application Recommendations

High-Quality Display Applications

• Medical Devices: LSC0397I09-MP-V1, LS0397I10-R-V1 (IPS, high color accuracy)
• Industrial HMIs: LSC0397I07-R-V1, LSC397I04-MP-V2 (IPS, wide temperature)
• Test Equipment: LS0397I03-MP-V1, LS0397I01-MP-V1 (RGB interface, standard)
• Consumer Electronics: LS0397I02-MP-V1, LS0397I08-MP-V1 (standard specifications)

Specialized Applications

• Touch Interface: LSC397I04-MP-V2 (MIPI + I2C for CTP)
• High Brightness: LSC397I04-MP-V2 (400-450 cd/m² for bright environments)
• Protected Displays: LSL0397I06-MP-V1 with LENS (tempered glass 6H + coating A)
• Quality Critical: LS0397I10-R-V1 (clear defect criteria, quality assurance)

Interface-Specific Applications

• RGB Interface: LS0397I03-MP-V1, LS0397I01-MP-V1, LS0397I02-MP-V1
• MIPI Interface: LSC397I04-MP-V2 (high-speed data transfer)
• Standard Interfaces: Other models for general applications

Environmental Applications

• Wide Temperature: All IPS models (-20°C to 70°C operating)
• Industrial Environments: Models with robust specifications
• Outdoor Applications: High brightness models for sunlight readability
• Reliable Operation: All models with quality and reliability standards

Design and Integration Guidelines

PCB Layout Recommendations

1. Power Supply Decoupling: Adequate decoupling near display connector
2. RGB Interface Routing: Proper signal integrity for parallel interface
3. MIPI Routing: Controlled impedance and length matching for MIPI
4. I2C Routing: Standard I2C routing with pull-up resistors
5. Backlight Driver: Sufficient current capability and thermal design

Mechanical Integration

1. Bezel Design: Follow recommended bezel dimensions (0.3mm smaller than VA)
2. FPC Handling: Adhere to bending radius and angle specifications
3. TP Integration: Ensure TP edges don't contact metal conductors
4. Foam Window: Make foam window 0.6mm larger than VA per side
5. Mounting: Use specified mounting points and methods

Thermal Management

1. LED Heat: Consider backlight LED heat in enclosed designs
2. Temperature Range: Ensure operation within specified temperature limits
3. Ventilation: Provide adequate ventilation if needed
4. Cold Start: Allow for display warm-up in low temperature conditions

Environmental Protection

1. RoHS Compliance: All models compliant with RoHS standards
2. Material Standards: Compliance with environmental regulations
3. Quality Standards: Adherence to industry quality requirements
4. Reliability: Designed for reliable operation in specified conditions

Quality and Reliability

Testing Standards

• Visual Inspection: Under appropriate lighting conditions
• Functional Testing: Complete display pattern and interface verification
• Environmental Testing: Temperature cycling, humidity, vibration tests
• ESD Protection: Built-in protection to industry standards

Defect Criteria

• Pixel Defects: Industry standard allowances based on display class
• Uniformity Requirements: Brightness and color uniformity standards
• Mechanical Tolerances: Dimensions within specified limits
• Functional Performance: All interfaces operating correctly

Lifetime Specifications

• Backlight Lifetime: Typical 25,000-50,000 hours to 50% brightness
• Operating Life: 5+ years in typical application conditions
• Reliability Data: Based on component reliability and testing
• Warranty: Standard warranty against manufacturing defects

Quality Assurance

• Clear Criteria: Defect判定准则 for quality consistency
• Parameter Adherence: Strict参照规格书参数 for compatibility
• Test Conditions: 测试条件保障 for reliability
• Manufacturer Guidance: 建议制造商参照 for optimal performance

Ordering Information

Model Selection Guide

Procurement Details

• Minimum Order Quantity: Standard MOQ applies
• Lead Time: Standard production lead times
• Packaging: Anti-static and protective packaging
• Customization: Available for volume orders
• Samples: Evaluation samples for qualified customers

Support Services

• Technical Documentation: Complete datasheets and specifications
• Application Support: Engineering assistance for integration
• Quality Documentation: Test reports and compliance certificates
• Update Notifications: Notification of changes and improvements

SEO Keywords for Technical Search

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Long-tail Keywords:

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Technology Keywords:

• Amorphous silicon TFT display
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Application Keywords:

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Document Revision: 1.0
Last Updated: March 6, 2026
Note: Specifications subject to change without notice. Consult LESSON for latest technical information and pricing. All trademarks are property of their respective owners.