
Brightening the Tech World: The 3mm Flat Top LED Diode
At the heart of innovative electronic designs lies the 3mm LED diode, a component celebrated for its precise light emission and compact form. Particularly, the flat top variant stands out for its wide viewing angle, making it an ideal choice for applications requiring a broad dispersion of light. This feature, combined with the diode’s energy efficiency, makes it a preferred choice for both simple and complex electronic designs.
Unpacking the Features of the 3mm Flat Top LED Diode
- Wide Viewing Angle: The flat top design allows for a wider spread of light, enhancing visibility across larger areas.
- Energy Efficiency: Like its counterparts, the 3mm flat top LED diode is designed to consume minimal power, offering an eco-friendly lighting solution.
- Diverse Color Range: Available in various colors, including the often-used “led red,” these diodes cater to different design aesthetics and functionalities.
Versatile Applications: From Indicator Lights to Decorative Displays
The applications of the 3mm flat top LED diode are vast, ranging from simple indicator lights in electronic devices to complex arrays in advertising billboards. Their use in LED red signals, for example, is critical in safety and alarm systems, offering high visibility and reliability. Additionally, these diodes are integral to creating engaging decorative displays, thanks to their broad color spectrum and uniform light distribution.
The Advantages of Implementing 3mm LED Diodes
Opting for 3mm LED diodes, particularly the flat top variety, presents numerous benefits:
- Enhanced Design Flexibility: The compact size and wide viewing angle enable designers to incorporate these LEDs into a myriad of designs without space constraints.
- Longevity: These diodes boast a long lifespan, reducing the need for frequent replacements and thereby lowering maintenance costs.
- Cost-Effectiveness: The energy efficiency of the 3mm LED diode translates to lower energy bills, making it a cost-effective choice for both manufacturers and end-users.
Case Studies: Illuminating Success with 3mm LED Diodes
A leading electronics manufacturer recently integrated 3mm flat top LED diodes into their range of portable consumer electronics. The use of these diodes not only improved the aesthetic appeal of the products but also enhanced their functionality, making the devices more user-friendly and energy-efficient.
User Testimonials: Shining a Light on Practical Experiences
“Integrating the 3mm led flat top into our designs has significantly improved the overall look and feel of our products,” shares a Product Designer from a well-known electronics firm. “Their wide viewing angle and brightness have made a remarkable difference in user experience.”
Conclusion: The Future is Bright with 3mm Flat Top LED Diodes
The exploration into the world of 3mm LED diodes, particularly those with a flat top, reveals their indispensable role in the advancement of modern electronics. Their small size, coupled with the efficiency and versatility they offer, make them an invaluable component in a plethora of applications. As technology continues to evolve, the significance of these diodes is set to grow, illuminating the path towards innovative and sustainable electronic solutions.
Call to Action: Embrace the efficiency, versatility, and innovation offered by the 3mm flat top LED diode. Whether you’re an engineer looking to enhance your next project or a purchaser seeking reliable components, discover how these compact illuminators can transform your electronic designs.

Features
- 3.0mm Cylindrical LED Lamp: The cylindrical design provides a unique aesthetic and can be beneficial for specific applications requiring a more focused light distribution.
- Various Viewing Angles: These LEDs come in different viewing angles, making them versatile for various applications where directionality of light is important.
- Lens Options: Available with diffused, transparent, and water-clear lenses. Diffused lenses offer a softer light dispersion, transparent lenses provide a more defined light path, and water-clear lenses deliver the most direct and concentrated light output.
- IC Compatibility / Low Current Capability: These LEDs are suitable for integration with integrated circuits, making them applicable for complex electronic designs. Their low current operation enhances energy efficiency, making them ideal for battery-powered devices.
- RoHS Compliance: They meet strict environmental and safety standards, indicating that they are manufactured using materials that are safe and environmentally friendly.
Applications
- Indicator Lights: Commonly used in electronics, appliances, and control panels to indicate power status, operational states, or alerts.
- Backlighting: Suitable for backlighting in small displays, keypads, and control panels in various electronic devices.
- Consumer Electronics: Used in portable electronics for indicators or aesthetic enhancements, such as in mobile phones, audio devices, and handheld gadgets.
- Automotive Lighting: Employed in vehicle dashboards and instrumentation for indicators or backlighting.
- Signal and Signage Applications: Incorporated into signal lights, digital billboards, and other signage for visibility and attention-grabbing purposes.
- Toys and Novelty Items: Integrated into toys and novelty items, adding visual appeal and enhancing user interaction.
- DIY Projects and Hobby Electronics: Popular in DIY and hobbyist projects due to their small size, ease of use, and versatility.
- Decorative and Accent Lighting: Utilized in decorative applications for homes and commercial spaces, including mood lighting and artistic installations.
Part No. (Cathode) | Part No. (Anode) | Emitting Color | Material | Peak Wavelength (nm) | Voltage typ.(v) | Voltage max. (v) | Luminous min | Luminous typ |
---|---|---|---|---|---|---|---|---|
BL-L342BC |
Blue |
InGaN |
430 |
4.2 |
420 |
900 |
||
BL-L342BGC |
Ultra Bluish Green |
InGaN |
505 |
4.2 |
250 |
900 |
||
BL-L342LRC |
Super Red |
AlGaAs,DH |
660 |
2.2 |
70 |
150 |
||
BL-L342PGC |
Ultra Pure Green |
InGaN |
525 |
4.2 |
320 |
1100 |
||
BL-L342SRC |
Hi Red |
AlGaAs,SH |
660 |
2.2 |
30 |
80 |
||
BL-L342UBC |
Ultra Blue |
InGaN |
470 |
4.2 |
550 |
1100 |
||
BL-L342UEC |
Ultra Orange |
AlGaInP |
630 |
2.5 |
160 |
450 |
||
BL-L342UGC |
Ultra Green |
AlGaInP |
574 |
2.5 |
35 |
110 |
||
BL-L342URC |
Ultra Red |
AlGaAs,DDH |
660 |
2.2 |
125 |
350 |
||
BL-L342UWC |
Ultra White |
InGaN |
- |
4.2 |
300 |
1500 |
||
BL-L342UYC |
Ultra Yellow |
AlGaInP |
590 |
2.5 |
160 |
450 |
||
BL-L342VC |
UV |
InGaN |
405 |
4.2 |
35 |
110 |