Common Cathode 7 Segment LED Display Dual Digit 14.2mm White Color
Product Overview
Dual-digit 7-segment LED display featuring 14.2mm (0.56-inch) digit height with ultra-bright white emission. Common cathode configuration with yellow segments on black surface for optimal contrast and readability.
Core Specifications
| Specification | Details |
| Display Type | Customizable dual-digit 7-segment LED numeric display (00-99 range) |
| Digit Height | 14.2mm - optimized for 1-3m readability |
| Outer Dimensions | 25×19×8mm - 8mm slim depth, fits compact enclosures |
| Polarity | Common Cathode (CC) - compatible with mainstream CC driver circuits |
| Segment/Surface Design | Yellow segments + black surface - anti-glare, high contrast |
| Emitting Color | Ultra bright white - 120-140mcd luminous intensity |
| Chromaticity Coordinates (X/Y) | 0.29-0.31 - ensures consistent white color |
| Electrical Parameters | Forward voltage: 2.8-3.2V per LED; Forward current: 5-10mA per LED |
| Compliance | RoHS Compliant - free from restricted substances |
| Key Traits | Fast heat-dissipation, continuous uniform segments, long lifespan |
Key Features
- Ultra Bright White Luminosity: 120-140mcd high luminous intensity for excellent visibility in bright environments
- Uniform Segments: Advanced LED placement ensures no dark spots or visual defects
- Compact Design: 25×19×8mm form factor with slim 8mm depth for space-constrained applications
- Wide Viewing Angle: Clear visibility from off-center positions with X/Y 0.29-0.31 coordinates
- Energy Efficient: Low power consumption extends battery life by 30-40%
- Excellent Heat Management: Fast heat-dissipation prevents performance degradation
- Easy Integration: Compatible with common 7-segment driver ICs and supports customization
Applications
- Home Appliances: Thermostats, humidifiers, microwaves, induction cooktops, small kitchen appliances
- Industrial & Commercial: Process counters, environmental monitors, power supplies, voltage meters
- Consumer Electronics: Portable measurement tools, smart home devices, battery chargers
Technical Parameters
Absolute Maximum Ratings (Ta=25°C)
| Parameter | Symbol | Ratings | Unit |
| Forward Current (per dice) | Ipm | 20 | mA |
| Reverse Voltage (per dice) | Vr | 5 | V |
| Power Dissipation (per dice) | Pm | 80 | mW |
| Operating Temperature Range | Topr | -40~+85 | °C |
| Storage Temperature Range | Tstg | -40~+85 | °C |
| Solder Temperature (≤3 seconds) | Th | 260 | °C |
Ultra Bright White - WH
| Parameter | Symbol | Condition | Min | Typ | Max | Unit |
| Forward Voltage | Vf | If=10mA | 2.8 | | 3.2 | V |
| Reverse Voltage | Vr | Ir=10uA | 5 | | | V |
| Luminous Intensity | Iv | If=10mA | 120 | | 140 | mcd |
| LED Color Temperature | K | If=10mA | 5500 | 20 | 6800 | K |
| Chromaticity Coordinates | X/Y | If=10mA | 0.29,0.32 | | 0.30,0.33 | nm |
Quality Assurance
- Brightness & Uniformity Testing: Every unit undergoes luminous intensity checks and segment uniformity inspections
- Environmental Stability: Tested for 24-hour operation at -40℃~85℃ with thermal imaging validation
- Warranty: 2-year warranty for non-human damage with free replacement for manufacturing defects
Procurement & Delivery
| Procurement Item | Details |
| Minimum Order Quantity (MOQ) | 100 pieces (sample orders: 5-10 pieces available) |
| Unit Price Range | $0.20-$0.35/piece (bulk orders ≥1000 pieces: tiered discounts) |
| Customization Lead Time | 7-10 working days |
| Production Capacity | 20,000 pieces/day |
| Packaging | Anti-static plastic trays (50 pieces/tray) + corrugated cartons |
| Delivery Cycle | In-stock: 3-5 working days; Customized: 10-15 working days |
| Shipping Methods | Domestic: Express (SF, ZTO); Export: Sea (FOB Shenzhen), Air (DHL/UPS) |
Manufacturer Information
Shenzhen Guangzhibao Technology Co., Ltd. (Brand: Light-Bo)
Established in 2006, ISO 9001:2015 certified manufacturer with over 15 years of OEM and ODM experience in optoelectronic LED displays. Committed to providing high-quality, cost-effective customized solutions.