YVO031WVGA-X01 3.16 Inch Bar Type TFT LCD Module
High-performance 3.16-inch bar type transmissive TFT LCD module with 320×820 resolution, MIPI interface, ST7701S driver IC, 4 white LEDs backlight, designed for industrial instruments, automotive dashboards, smart wearables and compact embedded display applications.
Product Overview
This 3.16-inch long strip TFT LCD module adopts transmissive display technology with ST7701S driver IC, delivering 320(RGB)×820 high resolution and free viewing direction. It features 4 white LEDs backlight with constant current design, wide operating temperature range of -20℃~+70℃, and compact mechanical dimensions. With standard MIPI interface and FPC unfolded shipping, it is an ideal small-size bar display solution for industrial control, automotive electronics, smart wearables and IoT terminals.
Technical Specifications
| Display Type |
3.16 Inch Transmissive TFT-LCD, LCM |
| Model Number |
YVO031WVGA-X01 |
| Resolution |
320(RGB) × 820 Pixels |
| Display Mode |
Transmissive, Free Viewing Direction |
| Driver IC |
ST7701S |
| Interface |
MIPI |
| Backlight Type |
4 White LEDs, Constant Current (If=20.0mA/LED) |
| Backlight Circuit |
VF=12.8V, IF=20mA |
| Outline Dimension |
31.2(W) × 76.6 (H) × 2.45 (D) mm |
| Active Area (AA) |
26.4 (W) × 67.65 (H) mm |
| Operating Temperature |
-20℃ ~ +70℃ |
| Storage Temperature |
-30℃ ~ +80℃ |
| FPC Shipping |
FPC Unfolded for Shipment |
| Compliance |
RoHS Compliant |
Key Features
- 3.16-inch bar type transmissive TFT LCD with 320×820 high resolution for clear strip display
- ST7701S driver IC for stable signal control and easy integration
- Standard MIPI interface for reliable data transmission in compact devices
- 4 white LEDs backlight with constant current design for uniform brightness output
- Wide operating temperature range (-20℃~+70℃) for harsh industrial and automotive environments
- Free viewing direction for flexible installation and multi-angle observation
- Compact mechanical dimension for space-limited applications and wearable devices
- FPC unfolded shipping for convenient assembly and installation
- RoHS compliant, meeting international environmental and safety standards
- Support OEM&ODM customization for FPC length, pin definition and interface
Applications
- Industrial handheld instruments and precision measurement equipment
- Automotive dashboard and vehicle-mounted compact display systems
- Smart wearables and portable consumer electronic devices
- IoT intelligent terminals and compact embedded display solutions
- Industrial control panels and small-size HMI display systems
- Medical handheld devices and health monitoring equipment
- Smart home control panels and status indicator bar displays
- Custom bar type TFT LCD display projects and OEM/ODM solutions
Product Documentation
Product Image
Application examples in industrial and consumer devices

Partner companies and collaborative projects
Manufacturing facility and quality control environment
Shipping methods and delivery information
Company Profile
Shenzhen Yingzhanying Technology Co., Ltd. (YZY) was founded in January 2018 and is located in Shenzhen, China—a global hub of the electronics industry. Its predecessor is Shenzhen Shengyuan Optoelectronics Co., Ltd., established in 2013. The company specializes in custom services, R&D, sales and after-sales services in the optoelectronic display industry.
Products include Liquid Crystal Display (LCD) modules (LCM), touch modules, LCD panels, FPC (Flexible Printed Circuit) boards and various optoelectronic materials. These are widely used in industrial control, medical equipment, handheld devices, instruments and meters, automotive electronics, digital wearables, household appliances, and financial services.
Frequently Asked Questions
How do you control product quality?
Each product undergoes strict testing before shipping following MIL-STD-105E sampling plan and multiple reliability tests including temperature cycling, vibration test and display performance validation.
Do you supply samples?
Yes, we provide samples for customer evaluation and functional testing.
What is the delivery time?
Typically 7 working days after payment confirmation for standard orders. Custom orders may require additional lead time.
What is the minimum order quantity?
1 piece minimum order quantity for sample orders, with flexible MOQ for bulk production.
What if we receive missing or defective items?
Contact us immediately for investigation and prompt resolution. We offer replacement or refund for confirmed quality issues.
What are your main products?
Comprehensive range including LCD modules, LCM, touch modules, LCD panels, FPC boards and optoelectronic materials for industrial, medical, automotive and consumer electronics applications.
What payment methods do you accept?
We accept T/T (Telegraphic Transfer) payments, Western Union, and PayPal for small orders.
What shipping methods do you offer?
DHL, FedEx, UPS and China Post shipping services available. Express delivery is available for urgent orders.