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Black Surface 3535 RGB LED for LED Display Specs
| Product name | Black Surface 3535 RGB LED for LED Display |
| Part number | GS-3535RGB-3BC-20MA-BL |
| Chips brand |
Manufactured by GMKJ; Inside chips brand: China Sanan Chips; (Remark: Sanan chips are Top 1 Chips brand in China, quality is good and reliable) |
| Input |
Forward current 20mA each color; Forward voltage: Red 2vdc; Green/Blue 3vdc; |
| Luminous Intensity |
Red: 500-700 mcd; Green: 1500-2000 mcd; Blue: 300-400mcd; 1 lm= around 330-350 mcd |
| Lighting Efficiency |
Total around 50 lm/w |
| Color |
RGB 3 in 1, 3 colors inside; Red: 620-630nm; Green: 520-530nm; Blue: 460-470nm |
| Power |
3 x 0.06 Watt, each color 20mA |
| Package material | PPA substrated pkg |
| Lighting angle |
120 degree, flat top with black surface |
| Brand and manufacturer | GMLEDs, GMKJ |
| Warranty | 4 years |
| OEM service |
1. SKD parts available; 2. Customised SMD LED modue with the size you need is OK here. |
✅ Why use black surface RGB SMD LEDs instead of white top package RGB LEDs in certain applications?
1. Better contrast and color fidelity
Black surface RGB LEDs reduce surface reflections, resulting in higher contrast and more accurate color rendering, especially under ambient light. This is critical for:
LED video walls
Stage lighting
Automotive displays
Outdoor signage
| Black surface top 3535 RGB smd leds, see beblow |
 |
| Black surface top 5050 RGB smd leds, see below |
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2. Reduced light bleeding / optical cross-talk
Black housing helps isolate the individual red, green, and blue dies, minimizing color bleeding between adjacent pixels, which improves sharpness in full-color displays.
3. Improved image quality under bright environments
White packages reflect more ambient light, which can "wash out" colors. In contrast, black packages absorb light, maintaining visual clarity even in bright surroundings.
4. Aesthetic and functional design for displays
In applications where the LEDs are visible even when turned off (e.g., video walls), black surface LEDs blend better with dark backgrounds, maintaining a sleeker, more uniform appearance.
🔍 Summary:
| Feature | Black Surface RGB LED | White Top RGB LED |
|---|---|---|
| Contrast | High | Lower |
| Color fidelity | Better | Decent |
| Light reflection | Low (absorbs) | High (reflects) |
| Application | Displays, signage, stage, automotive | General lighting, indicators |
Black Surface 3535 RGB LED for LED Display Pictures
SMD LED customised PCBA Boards Service by GMKJ
Black Surface 3535 RGB LED for LED Display Dimensions
Black Surface 3535 RGB LED for LED Display Specs
|
Parameter |
Symbol |
Conditions |
Min |
Max |
Min |
Max |
Min |
Max |
Units |
|
|
R |
G |
B |
||||||||
|
Forward Voltage |
VF |
IF=20mA |
2.00 |
2.40 |
2.60 |
3.20 |
2.80 |
3.20 |
V |
|
|
Thermal Resistance Junction To Board |
RΘJ-B |
IF=20mA |
8 |
8 |
8 |
°C/W |
||||
|
Luminous Intensity |
Iv |
IF=20mA |
500 |
700 |
1500 |
2000 |
300 |
400 |
mcd |
|
|
Dominant wavelenght |
λd |
IF=20mA |
620 |
630 |
520 |
530 |
460 |
470 |
nm |
|
|
Temperature Coefficient of Forward Voltage |
∆VF/∆T |
IF=20mA |
2 |
2 |
2 |
mV/°C |
||||
|
Reverse Current |
IR |
VR=5V |
10 |
10 |
10 |
μ A |
||||
|
Viewing Angle |
2Θ1/2 |
IF=20mA |
120 |
Deg |
||||||
✅Applications of Black Surface 3535 RGB LED for LED Display
1. LED Video Walls
Used in both indoor and outdoor video walls, black surface 3535 RGB LEDs provide high contrast, vivid colors, and minimal reflection, making them ideal for HD content display.
2. Rental & Stage Displays
Perfect for concerts, exhibitions, and live events. Black surface LEDs enhance image clarity and performance under stage lighting and camera conditions.
3. Outdoor Advertising (DOOH)
Billboards and digital signage benefit from the anti-glare surface, ensuring content remains clear and impactful even in direct sunlight.
4. Stadium & Sports Screens
Large-format displays in stadiums require high brightness and sharp contrast, which black body 3535 RGB LEDs deliver reliably for real-time visibility.
5. Control Rooms & Monitoring Centers
Applications that demand precise visuals, such as traffic or surveillance centers, use black surface LEDs for better readability and reduced eye strain.
6. Transportation Displays
Taxi top displays, bus LED signs, and airport information panels require visibility under various lighting conditions-black surface LEDs ensure consistent performance.
7. High-End Retail & Architectural Displays
For premium display environments, black surface LEDs offer sleek aesthetics and professional presentation quality.
About GMLEDs
Certification available in GMLEDs
Guangmai Technology Certificaitions
CE
CE-LVD
FCC
ROHS
ISO9001
LM-80
About GMLEDs/GMKJ
Shenzhen Guangmai Electronics Co., Ltd., established in 2009 with a registered capital of 30 million RMB, is an enterprise specializing in the manufacturing of semiconductor packaging devices. Its subsidiaries include Shenzhen Guangmai Technology Co., Ltd., Guangmai Technology (Hong Kong) Co., Ltd., and Shenzhen OKAY Lighting Co., Ltd., forming a powerful corporate group. Guangmai Electronics is a national high-tech enterprise and a specialized and new enterprise in Shenzhen. It has been ranked among the top 100 in China's LED industry and has been awarded honors such as Shenzhen Standard Application Demonstration Unit and Guangdong Integrity Demonstration Enterprise.
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