keyboard exclusive 4028 RGB full color light LED tri-color SMD LED
4028 RGB smd led chip---Lanjin catalog.pdf
Features:
- Energy saving and environmental protection.
- Long lifespan.
- Good heat dissipation.
- Low light attenuation.
- Easy installation.
- Strong anti-static ability.
- RoHS certification.
Technical Parameters: Electrical optical characteristics of 5050 Top smd led:(Ta=25°C)
| Parameter | Symbol | Color | Min | Typ | Max | Unit | Test Condition |
| Wavelength | λd | Red
Green
Blue | 620
520
460 | --- | 630
530
475 | nm | IF=5mA |
| Luminous intensity | Iv | Red
Green
Blue | 600 2000 600 | | 1000 3500 1000 | mcd | IF=5mA |
| Forward voltage | VF | Red
Green
Blue | 1.8
2.8
2.8 | --- | 2.4
3.4
3.4 | V | IF=5mA |
| Viewing angle | | | --- | 120 | --- | deg | IF=5mA |
| Reverse current | IR | | --- | ---- | 5 | uA | IF=5mA |
| Operation Temperature | －40~+85℃ | Size | 4.1*2.7*2.32mm |
| Storage Temperature | －40~+100℃ | Packing | 3000pcs/reel |
Applications:
The 4028 RGB LED Diode is suitable for both indoor and outdoor lighting applications. Some common applications include:
- Mechanical keyboard lighting
- Decorative lighting
- Display screens and curtain display
- Signal and symbol lighting
- Front panel backlighting
- Full-color strip lighting
- Status indicators
Materials:
Company information:
| 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. LED light the world, Lanjin lights your life! |
Packing and Shipping:
Inner packaging: Anti-static Bag Vacuo Packaging
Outer packaging: Standard export carton packing.
FAQ:
Q1: Are you a factory?
A: Yes, we are LED factory in SMD LED, through-hole LED, LED display in Dongguan city, Welcome to your visisting!
Q2: Can I get some samples for tests?
A2: Yes, we welcome sample order to test and evaluate our LED quality.
Q3: Is there any discount for bulk order?
A3: Yes, we provide wholesale pricing for bulk orders and customized products.
Q4: How to choose LED light source ?
A4: Lumens(LM), light efficency(LM/W), life span((hrs) are very important factors when choosing LED light source. The higher values, the better performance. Additionaly, brand of LED chip, LED frame and other materials will influence the product reliability.
Q5: How do I process an order?
A5: The order process involves the following steps:
1.Provide us with your requirements or application.
2.We will provide a quotation based on your requirements or suggest suitable options.
3.Confirm the samples and place the order. We will arrange production accordingly.
