4.0″ Square Type LCD, 480×480, 300 Nits with Capactive Touch Panel

  • S040HWV09NN-DC03
  • 4.0"丨480 x 480 Pixels
  • IPS with All viewing angle
  • Capactive with l²C interface
  • MIPI 2Lane
  • I2C
  • -20°C~+70°C

Product Description

 

CDTech’s 4.0-inch display utilizes IPS technology and a G+G structure, boasting a square design and integrating a capacitive touchscreen. What’s more, it supports 5-point touch, allowing for more flexible and convenient interaction operations. The LCD component is powered by the ST7701S – G5 driver IC. Data transfer is achieved through a 30-pin MIPI 2Lane interface, while the touchscreen communicates via an IIC interface.


In terms of electrical characteristics, the power supply voltage ranges from 3.0V to 3.6V, with a typical operating voltage of 3.0V. Regarding optical performance, the screen brightness can reach up to 300 nits, and it has a resolution of 480×480, ensuring users a clear visual experience.


Moreover, this display showcases outstanding environmental adaptability. Its operating temperature range spans from -20°C to +70°C, enabling it to meet the application needs in diverse and complex environments.

Product Specification

LCD Size 4.0 inch
LCD Resolution 480*480pixels
LCD Active Area 71.86 x 70.18 (mm)
LCD Luminance 300nits
LCD Viewing Angle IPS with All viewing angle
LCD Interface MIPI 2Lane
LCD Controller ST7701S-G5
LCD Connection Type FPC: 30PIN with 0.5 pitch,Connector (FH12-30S-0.5SH)
LCD Backlight Array 2 Strings with 5 LED on each string
LCD Backlight Controller None
LCD Backlight Driving IF=40mA,VF=15~0.6V
LCD Outline Dimension 77.66 x 78.97 x 2.30 (mm)
CTP structure G+G
CTP interface I2C
CTP Controller GT911
CTP Outline Dimension 86.00 x 86.00 x 0.70 (mm)
CTP Connection Type FPC: 10PIN with 0.5pitch
Product Outline Dimension 86.00 x 86.00 x 3.90 (mm)
Product Operation Temp -20℃ ~ 70℃
Product Storage Temp -30℃ ~ 80℃

Recommendations for use

Quality Standards

 

CDTech adheres to a Zero Defect Quality Policy, which includes not only product quality but also the work quality of all departments in the company. This will make our products, quality, service, and technical support exceed your expectations.

All of our products, from evaluation, design, production, inspection to after-sales service, follow the following standards in the process.

 

Project Evaluation

 

Comprehensively and accurately understand and evaluate customer requirements, including performance, specifications, usage environment, special characteristics, safety characteristics, etc. Identify and evaluate potential risk factors.

Product Design

 

Strictly follow the requirements of ISO9001 and IATF16949 systems for product design, while also considering material selection, manufacturability and assemblability, past successful product structures and experiences to ensure effective implementation in subsequent production. In the sample stage, verify according to the reliability test requirements in the specification.

Production Control

 

All important processes of LCM and CTP are produced by CDTech itself, ensuring effective control and assurance of the production process. Strictly follow the production process to ensure that each operation meets established standards, select high-quality raw materials that meet specification requirements, and ensure the stability of product performance.

Production Inspection

 

All CDTech products have undergone 100% functional testing and visual inspection to ensure that they meet design requirements and customer expectations.

After Sales Service

 

We have established a rapid response mechanism to promptly handle customer feedback and complaints. Usually, we can reply to customers within 1 day about the possible causes of defects and temporary measures, issue a defect judgment report within 3 days of receiving the defective product, and issue an 8D analysis and improvement report within 7 days.

Product Lifetime

 

The lifetime of our product is determined by the lifetime of the LED in the backlight, usually 30000 hours or 50000 hours. Please refer to the specifications for details.

Warranty period

 

The warranty period of CDTech is one year according to LCD industry standards. Within one year, any product with any problems can receive free after-sales service and returns. After one year, CDTech can still provide paid after-sales service.

ESD Protection

 

All devices are designed and handled in consideration of ESD protection. This includes ESD-SAFE packaging within anti-static bags, wraps, and trays. Customers are reminded to always follow ESD safety to best protect the devices.

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    7F, Bldg 2, Jiancang Technology Park, No.11 Songgang Blvd., Baoan, Shenzhen

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