Shenzhen Enrich Electronics Co., Ltd.
                                                                                                           
Verified Supplier
14 Years
Since 2012
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1.6 Inch Circular TFT Display 400x400 Resolution IPS QSPI Interface ST77903 IC for Wearables and Industrial HMI

Price Negotiable
Price: $1.50-$10.00
MOQ: 2000 pcs
Delivery Time: 20-25 work days
Brand: Enrich
Product Description
Product Overview

High-performance 1.6-inch circular TFT display featuring 400×400 resolution with IPS viewing angle technology and ST77903 driving IC.

Technical Specifications
AttributeValue
Display TypeTFT LCD
Screen Size1.6 Inch (42×44×1.96mm)
Resolution400×400 pixels
Viewing AngleIPS Technology
Driving ICST77903
InterfaceQSPI
Product Images
1.6 Inch Circular TFT LCD Display front view showing high-resolution circular screen
Circular TFT Display side view showing slim profile and connector placement
Circular TFT Display front view with detailed screen clarity
Circular TFT Display technical details showing internal components
Key Features
  • High information density with 400×400 resolution
  • IPS technology for wide viewing angles
  • ST77903 driving IC for optimal performance
  • QSPI interface for fast data transfer
  • Compact 1.6-inch circular form factor
  • Enhanced power efficiency for extended battery life
Application Fields
Premium Wearables: Luxury smartwatch faces, sports health monitor primary displays
Medical Monitoring: Handheld ECG devices, ventilator control interfaces, digital sphygmomanometers
Industrial HMI: Portable detector readouts, valve controllers, drone remote status displays
Smart Home: Thermostat circular UI, security panel status rings, premium appliance control dials
Automotive Systems: Motorcycle dashboards, steering wheel control displays, HUD auxiliary units
Payment Terminals: POS signature screens, dynamic verification interfaces for NFC payment devices
Application Examples
1.6 inch circular display integrated into wearable smartwatch application
Circular display used in medical monitoring device with clear vital signs
Industrial application of circular display in portable detector equipment
Frequently Asked Questions
Can small-sized LCD screens be equipped with touch functions?
Yes, touch functionality is commonly available. Resistive touch offers cost-effectiveness and works with any object, while capacitive touch provides higher transmittance and multi-touch capability.
How long is the lifespan of a small-sized LCD screen?
LED backlights typically last 30,000-70,000 hours (3.5-8 years continuous use). LCD panels generally exceed 50,000 hours under normal operating conditions.
How long does it usually take for a sample?
Samples are typically dispatched within 3-5 days.
How long is the delivery cycle generally?
Standard delivery time is 20-30 days.

Get in Touch

Have questions about our products or want to discuss a custom order? Our team is ready to help you.

Company Shenzhen Enrich Electronics Co., Ltd.
Location 4rd Floor,Bldg 11 HuaFeng,International Intelligent Manufacturing Building,Wanle Road,Shajing Town,BaoAn District,Shenzhen,China
Contact Person Cassie

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