From ultra-fine-pitch LED display screens to dreamlike decorative lighting, the demand for compact, high-brightness full-color light sources keeps growing. In this article, we explore how the 1515 RGB SMD LED chip manufactured by Dongguan Lanjin Optoelectronics Co., Ltd. turns these application scenarios into reality with vivid colors, stable performance and a truly tiny footprint.
The 1515 package measures only 1.6 × 1.5 × 1.0 mm, making it one of the most compact full-color solutions in the smd led chips family. Despite its miniature size, this smd led diode delivers outstanding color mixing with independent red, green and blue emitters inside a single surface-mount package. Thanks to a 120° wide viewing angle and superior heat dissipation, designers can pack thousands of pixels into every square meter without worrying about brightness decay or thermal stress.
The most exciting application of the 1515 RGB SMD LED is in indoor and outdoor LED display screens, including rental stage screens, retail signage and stadium displays. With typical wavelengths of 620–635 nm (red), 515–525 nm (green) and 460–470 nm (blue), the chip reproduces saturated, lifelike images. Typical luminous intensity reaches 180 mcd (red), 600 mcd (green) and 120 mcd (blue) at IF=10mA, ensuring crisp visuals even under strong ambient light.
When beauty meets technology, the 1515 RGB SMD LED chip shines. It powers curtain displays, facade lighting, landscape illumination and festive decorations, where smooth color transitions create stunning night scenes. The built-in anti-static protection and RoHS-compliant materials guarantee long service life in outdoor environments, while its energy-saving design keeps operating costs low.
Compactness also makes the 1515 RGB SMD LED diode ideal for mechanical keyboard backlighting, front panel backlighting and status indicators. Low forward voltage (1.8–2.4 V for red, 2.8–3.4 V for green and blue) and stable 10 mA driving current simplify circuit design, allowing hundreds of LEDs to run smoothly on a single PCB.
| Parameter | Symbol | Color | Value |
|---|---|---|---|
| Wavelength | λd | Red / Green / Blue | 620–635 / 515–525 / 460–470 nm |
| Luminous intensity | Iv | Red / Green / Blue | 180 / 600 / 120 mcd (IF=10mA) |
| Forward voltage | VF | Red / Green & Blue | 1.8–2.4 / 2.8–3.4 V |
| Viewing angle | — | All | 120° |
| Operating temperature | — | All | -40°C to +85°C |
| Package size | — | All | 1.6 × 1.5 × 1.0 mm |
| Packaging | — | All | 5,000 pcs / reel |
Typical applications include display screens and curtain displays, decorative and architectural lighting, mechanical keyboard backlighting, signal and symbol illumination, front panel backlighting, full-color LED strip lighting, and status indicators.
Established in 2005, Dongguan Lanjin Optoelectronics Co., Ltd. is a professional manufacturer of light emitting diodes, LED digital displays, SMD LEDs, through-hole LEDs and LED PCB assembly services. Our 2,500 m² factory operates a modern purification workshop with constant temperature, humidity and anti-static control. Certified with ISO9001:2015, the company owns 2 national invention patents, 12 utility-model patents and 2 software patents, and all products comply with EU RoHS standards. With 18 years of manufacturing experience, we provide customized smd led chips and smd led diode solutions tailored to your exact application requirements.
LED lights the world, Lanjin lights your life! Contact us today for free samples and a quotation within one hour.
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