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Technical Parameters:
Electrical optical characteristics of 3528 Top smd led:(Ta=25°C)
| Parameter | Symbol | Color | Min | Typ | Max | Unit | Test Condition |
| Color temperature | CCT | Warm white Natural white Cool white | 2700 4000 6500 | --- | 3400 5000 20,000 | K | IF=20mA |
| Luminous intensity | Iv | White | 1500 | --- | 3000 | mcd | IF=20mA |
| Forward voltage | VF | White | 2.8 | --- | 3.4 | V | IF=20mA |
| Viewing angle | --- | 60 | --- | deg | IF=20mA | ||
| Reverse current | IR | White | --- | ---- | 5 | uA | IF=20mA |
| Operation Temperature | -40~+85℃ | Size | 3.5*2.8*3.3mm |
| Storage Temperature | -40~+100℃ | Packing | 2000pcs/reel |


Dongguan Lanjin Optoelectronics Co., Ltd. established in 2005, a professional manufacturer in producing light
emitting diode, LED digital display, SMD LED , through-hole LED and LED PCB assembly service. Covering
2,500 square meters factory plant, with modern purification constant termperature and humidity anti-static
production workshop.
Our company has passed ISO9001:2015 international Quality management system certification, and now
applying for ISO14001 Environmental management system certification. With 18 years development, we
achieved 2 national invention patents, 12 practical new-type patents, 2 software invention patents, all products
comply with the EU RoHS standard.
Lanjin has absorbed the advanced manufacturing technology of Japan, Korea and Western Europe. With a high
starting point, high quality market positioning, developed high temperature resistance & long life LED. Widely
used in communication equipment, swithching power supply, decorative lighting, multi-speaker, DVD and other
electronics.
Lanjin always addict to the principle of “ Quality and customer first”, provide customized services according to
customer’s demand. Your inquiry is welcomed , solve your question is our mission. LED light the world, Lanjin
lights your life!

Inner packaging: Anti-static Bag Vacuo Packaging
Outer packaging: Standard export carton packing.


| Registration Date | 2023/11/01(Year/Month/Date) |
|---|---|
| Buyer / Seller in EC21 | Seller |
| Business Type | Manufacturer |
| Year established | 2005 |
| Employees total | 101 - 500 |
| Annual revenue | USD 1,000,001 - 2,000,000 |
| Company | Dongguan Lanjin Optoelectronics Co., Ltd. |
|---|---|
| Address | 3/F, NO. 90 Pinggang street, Zhushan , Dongcheng district, Dongguan city, GuangDong, China. 523112DongguanGuangDong523112China |
| Phone | 86 - 0769 - 22631491 |
| Fax | 86 - 0769 - 89616935 |
| Homepage | www.lanjinlight.com/ |
| Contact | Miss. Ava Huang |