The 5mm Blue LED (Light Emitting Diode) is a high-brightness electronic component that emits bright blue light when forward biased. It is widely used in Arduino projects, electronic circuits, indicator lights, decorative lighting, DIY electronics, robotics, and educational projects. The LED offers low power consumption, fast response time, and a long operating life.
Features
- Full Name: 5mm Blue Light Emitting Diode (LED)
- Bright blue light output
- Low power consumption
- Long operating life (up to 50,000 hours)
- Fast switching speed
- Energy-efficient
- Through-hole mounting
- Suitable for breadboards and PCBs
- Durable epoxy lens construction
Specifications
| Specification | Value |
|---|---|
| Product Type | Light Emitting Diode (LED) |
| LED Color | Blue |
| LED Diameter | 5 mm |
| Lens Type | Clear / Diffused (Model Dependent) |
| Forward Voltage (VF) | 3.0V – 3.3V |
| Forward Current (IF) | 20mA (Typical) |
| Peak Forward Current | 30mA (Maximum) |
| Viewing Angle | 20°–30° (Approx.) |
| Wavelength | 460–470 nm |
| Mounting Type | Through-Hole |
| Operating Temperature | -40°C to +85°C |
Pin Configuration
| Pin | Description |
|---|---|
| Long Lead | Anode (+) |
| Short Lead | Cathode (−) |
Note: The flat edge on the LED body indicates the Cathode (−) terminal.
Applications
- Arduino and ESP32 projects
- Power and status indicators
- Signal indication circuits
- Decorative lighting
- Display panels
- DIY electronics
- Robotics projects
- Educational electronics experiments
- Prototype circuit design
Advantages
- High brightness
- Low power consumption
- Long lifespan
- Fast response time
- Compact and lightweight
- Easy to use
- Reliable performance
- Cost-effective
Size
| Specification | Value |
|---|---|
| LED Diameter | 5 mm |
| Overall Height | Approx. 8.5 mm |
| Lead Length | Approx. 25 mm |
| Weight | Approx. 0.2 g |
Package Includes
- 1 × 5mm Blue LED
Note: Always use a current-limiting resistor (typically 100Ω to 220Ω with a 5V power supply) to protect the LED from excessive current and ensure safe, reliable operation.






Reviews
There are no reviews yet.