Description
The 3mm Blue LED is a compact, bright, and energy-efficient indicator LED widely used in DIY electronics, hobby projects, Arduino circuits, power indicators, control panels, and embedded systems. Its 3mm round diffused lens provides a soft, even blue glow, making it ideal for dashboards, status indicators, and low-light signaling applications. This LED operates at low current, offers long life, and provides stable illumination in both prototyping and production circuits.
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Specifications
- LED Size: 3mm round
- Color: Blue
- Lens Type: Diffused
- Forward Voltage: 2.8V 3.2V (typ.)
- Forward Current: 20mA (max)
- Brightness: Medium/High brightness depending on drive current
- Polarity: Long lead = Anode (+), Short lead = Cathode ()
- Package: Through-hole
Applications
- Arduino, ESP32, Raspberry Pi projects
- Power/status indication
- DIY circuits & breadboarding
- Control panels & instrumentation
- Toys, models, and decorative lighting
Usage Notes
- Always use a current-limiting resistor (typically 150330 for 5V systems).
- Ensure correct polarity to prevent LED damage.
- Suitable for breadboards and PCBs.
Package Includes
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