50W 100W IR 850nm COB LED

50W 100W IR 850nm COB LED Specs:

Product name	50W 100W IR 850nm COB LED
Part number	GJZ-J050R845-10C5C-G1D2
Chips brand	Taiwan Epileds 42mil
Input	14-18dc 1750mA
Radiation power	7500-10000mW at 1750mA forward current
Lighting Efficiency	Invisible IR light ,does not mention about the LPW
Color	Datasheet with 845-855nm; But we are able to make below wavelength for IR LEDs: 730-740nm 805-810nm 830-835nm 845-855nm 940-950nm
Power	50 Watt power rated for the listed product. We are able to make 20-100 Watt infrared cob leds here for you.
Package material	Copper board
Lighting angle	120 degree lighting angle
Brand and manufacturer	GMLEDs, GMKJ
Warranty	4 years
OEM service	1. SKD parts available; 2. Customised LED PCB boards with the size you need is OK here. 3. We can mount the leds aluminum onto pcb boards for you here.

What is the advantages for the IR cob leds compared with IR smd leds?

The advantages of IR COB (Chip-on-Board) LEDs compared to IR SMD (Surface-Mounted Device) LEDs can be summarized as follows:

1. Higher Power Density

COB LEDs integrate multiple chips directly on a single substrate, allowing for a higher concentration of IR emitters in a small area.

This results in greater power output and intensity compared to SMD LEDs of similar size.

2. Improved Heat Dissipation

COB LEDs have a larger surface area for heat dissipation due to their direct contact with the substrate.

This makes COB IR LEDs more efficient at managing heat, which is critical for infrared applications requiring high power and continuous operation.

3. Uniform Light Output

COB LEDs provide a seamless, uniform IR light beam, which is particularly beneficial in applications like machine vision, medical devices, and surveillance.

SMD LEDs often produce multiple-point light sources, requiring additional optics to blend the output.

4. Compact Design

COB technology consolidates multiple LED chips into one compact module, reducing the overall size of the IR emitter while maintaining or even increasing its performance.

SMD LEDs, though versatile, may require multiple units to achieve similar output, increasing space requirements.

5. Easier Assembly and Integration

COB modules are pre-assembled with multiple chips, simplifying the production and assembly process.

SMD LEDs often need to be placed and soldered individually, increasing production complexity.

6. Longer Lifespan

Due to better thermal management, COB LEDs typically have a longer operational lifespan, especially under high-power conditions, compared to SMD LEDs.

7. Cost Efficiency for High-Power Applications

In high-power IR applications, using a single COB LED can be more cost-effective than integrating multiple SMD LEDs to achieve the same output.

Reduced component and assembly costs contribute to overall savings.

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When to Choose IR COB vs. IR SMD LEDs:

Choose IR COB LEDs for applications requiring:

High power and intensity (e.g., industrial curing, medical therapy, or long-range surveillance).

Uniform IR output with minimal optical adjustments.

Choose IR SMD LEDs for applications needing:

Flexible design (e.g., custom arrays).

Lower power output or when cost is a primary concern for basic IR functions.

By understanding the differences, you can select the right LED type for specific IR applications.

50W 100W IR 850nm COB LED Picture:

50W 100W IR 850nm COB LED dimensions:

50W 100W IR 850nm COB LED specs :

Below chart just listed 850nm 50w cob leds. If you need the other wavelength or other power rated, please contact with us directly.

Parameter	Symbol	Conditions	Min	Avg.	Max	Units
Forward Voltage	VF	IF=1750mA	14.0	--	18.0	V
Thermal Resistance Junction To Board	RΘJ-B	IF=1750mA	--	8	--	°C/W
Radiant Flux	Φe	IF=1750mA	10000		15000	mW
Peak wavelength	λp	IF=1750mA	845		855	nm
CRI	Ra	IF=1750mA	--	--	--	--
Temperature Coefficient of Forward Voltage	∆VF/∆T	IF=1750mA	−−	-2	−−	mV/°C
Reverse Current	IR	VR=50V	−−	−−	10	μ A
Viewing Angle	2Θ1/2	IF=1750mA	−−	120	−−	Deg

 

 

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