0.39" 2-digit 7-segment LED numeric tube with 9.91mm digit height. Supports common cathode/anode configuration, designed for through-hole assembly in compact embedded and consumer applications.
9.91mm 7 seg led
,9.91mm 7 segment display
,cathode 7 seg led
Product Overview
Key Specifications
| Item | Specification |
|---|---|
| Display Type | 2-Digit 7-Segment LED Numeric Display |
| Digit Height | 0.39 Inch (9.91 mm) |
| Display Color | Customizable (Red, Green, Blue, Yellow, White, etc.) |
| Digit Configuration | 2 Digits, each with 7 segments + 1 decimal point |
| Polarity | Common Cathode / Common Anode (Optional) |
| Package Type | Through-Hole DIP (Dual In-line Package) |
| Typical Forward Voltage | 1.8 – 2.2 V (varies by color) |
| Recommended Operating Current | 12 – 18 mA per segment |
| Viewing Angle | 120° (Typical) |
| Operating Temperature | -40°C ~ +85°C |
| Storage Temperature | -50°C ~ +100°C |
| Average Service Life | ≥ 50,000 hours |
Core Advantages
Balanced Compact Size & Enhanced Readability: 0.39-inch digit size offers improved visibility over 0.36-inch models while maintaining a compact footprint, ideal for applications where readability is prioritized without sacrificing space efficiency.
High-Brightness Uniform Output: High-efficiency LED chips deliver consistent luminance across all segments, ensuring clear readability under both indoor and moderate ambient lighting conditions.
Flexible Polarity Options: Supplied in both common cathode and common anode versions to adapt to different circuit architectures and driver design requirements.
Reliable Through-Hole Assembly: Standard DIP pinout enables straightforward soldering and secure mechanical mounting, well-suited for high-volume automated production.
Wide Environmental Adaptability: Industrial-grade operating temperature range supports stable long-term performance in both indoor and moderately harsh outdoor scenarios.
Low Power Consumption: Optimized LED chip design balances brightness and power efficiency, making it suitable for both mains-powered and battery-powered devices.
Applications
Small Digital Multimeters & Portable Measurement Instruments
Household Appliance Control & Status Panels (e.g., coffee makers, humidifiers)
Wearable Electronics & Portable Smart Devices
Low-Power Embedded Systems & IoT Sensors
Power Bank & Portable Charger Digital Indicators
DIY Electronics Projects & Compact Development Boards
Automotive Auxiliary Mini Displays & Status Indicators
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