We have been engaged in the research and development and production of 30w cob, 200 watt led, 275nm led with rich experience focusing on this industry for several years, and always in possession of the most advanced formwork technology consultation. In addition to the commitment to continue to strengthen the product of the performance, we also provide our clients with the most comprehensive technology services! We hope to have the opportunity to cooperate with you sincerely! Technology is constantly innovating. Only through continuous learning and innovation can we achieve greater benefits for the company. Our company has formed a' faster product innovation, production specialization and timely delivery' core competitive edge.
Brightest smd led 5050
●Highest Luminous flux up to 220lm/w
●EMC Base which can bear high temperature.
●Use US Bridgelux23x45mil high bin chip.
●Germany Heraeus 99.99% pure Gold bonding wire
●Various choice for Ra70 ,Ra80,Ra90,Ra95
●Voltage Type 6v/ 12v/ 24v are available
●Your First choice for high efficiency street lights.
●CERTIFICATE: CE ,ROHS.FCC,LM-80. EN62471
Product Specification
Absolute Maximum Ratings
Parameter | Symbol | Rating | Unit |
DC Forward Current | IF | 150 | m A |
Peak pulse Current* | IFP | 250 | m A |
Power Dissipation | PD | 5 | W |
Reverse Voltage | VR | 40 | V |
Reverse Current | IR | 10 | μ A |
Operating Temperature Range | TOPR | -30 ~ +75 | °C |
Storage Temperature Range | TSTG | -40 ~ +85 | °C |
LED Junction Temperature | TJ | 120 | °C |
Electrical/Optical Characteristics--White (At TA=25°C)
Parameter | Symbol | Conditions | Min | Avg. | Max | Units |
Forward Voltage | VF | IF=45mA | 5.8 | -- | 24 | V |
Thermal Resistance Junction To Board | RΘJ-B | IF=45mA | -- | 8 | -- | °C/W |
Luminous Flux | Φv | IF=45mA | 200 | 220 | lm | |
Color Temperature | CCT | IF=45mA | 6000 | 6500 | K | |
CRI | Ra | IF=45mA | 70 | -- | -- | -- |
Temperature Coefficient of Forward Voltage | ∆VF/∆T | IF=45mA | −− | -2 | −− | mV/°C |
Reverse Current | IR | VR=40V | −− | −− | 10 | μ A |
Viewing Angle [1] | 2Θ1/2 | IF=45mA | −− | 120 | −− | Deg |
● Auto Light，Flash light
● down light，wall lamp，garden light
● Street light，garden light，tunnel light
Normal packing Quantity: 1000pcs/reel ,
Reel Specifications
Shipping Method
Delivery time:
Order Qty<500.000pcs, 3-7 workdays.
Order Qty>500.000pcs, 7-12 workdays.
Order Qty>2000.000pcs,12-20 workdays.
Shipping will be through DHL/ FEDEX/UPS Express.
We can also coordinate with client to ship in the way they like.
FAQ
Q: What’s the highest efficiency of your smd led.
A: For SMD5050 LED, highest efficiency is 220lm/w.
For SMD3030 LED, the highest efficiency is 200lm/w .
For SMD2835 LED, the highest efficiency is 195lm/w
Q: Would you offer free samples?
A:Yes, for SMD LED, we can offer free sample 10-50pcs for testing purpose.
For high power led, we can offer 1-10pcs free sample for testing.
For COB LEDs, we can offer 1-5pcs free sample for testing purpose.
In general, the free sample value we offer is around 5-10USD.
If u need more qty,pls contact with us for further discussion.
Q:Are you manufacturer or trade company? How many Years experience do u have in this industry.
A:We are professional LED Packaging factory with over 4000㎡ production base in Shenzhen,China. Since 2008, we open the factory and make our brand GMKJ a TOP100 LED enterprise since 2010. you are welcome to visit us for business negotiation or and arrange third party field audit.
Q:What payment method do you accept?
A:We accept T/T, Paypal, Western Union and others more as clients’ requirement.
Q: What about the lead time?
A:It depends on the order quantity. In general, lead time is about 5-7 working days. For samples, the delivery could be as fast as same day.
Q: what’s your mainly market . which product is the most hot sale in your company.
A: Right now we have around 60% domestic business in Mainland China.other 40% of oversea business is mainly from Countries like USA, France. Russia, Poland, Argentina. India Turkey and some other middle east countries.
Currently the hot sale product are high efficiency SMD led, such as SMD5050 LED, SMD3030 LED, and SMD3535 LED in White color and other colors such as uv, ir, rgb.
Besides of this ,cob led form 10-100watt is also very welcome by our old clients.
Q: What technical support can I get after purchase?
A:Full use instructions and technical data sheet will be provided. PCB design and SMT Service, 24 x7 sales engineer counseling.
Material&Equipment Supplier
Raw Materials:
●Bonding wire- Germany Heraeus 99.999% pure Gold.
●Silicon Glue: USA Dow-corning or Japan ShinEtsu .
●LED Chips: USA Bridgelux ,Taiwan Epileds, LG,Sanan, Osram.
●Phosphor Powder: Intermatix
●Base Material: EMC, Pure Copper
Equipment:
●Die Bonding Machine: ASM, HONSON
●Wire Bonding: ASM , KS
●Phosphor powder- Japan musashi
●Automatic Dicing saw. Disco
Guangmai (GMKJ) Company have over 12 years experience of produce a full series of high quality LED for different application. Since 2010, we are the top100 reliable LED enterprise .
Currently our mainly hot sale product is SMD3030,SMD5050,SMD2835,SMD3535 LED and High power led 1-3watt. we are able to produce different CCT from 2000-20000k and different color (wavelength) from 200nm-1000nm.
Welcome to visit us and have business negotiation in our factory in Shenzhen.
With the support of professional technical inspectors and perfect testing methods, we ensure the stable and excellent quality of our Ws2812b Programmable LED Strip Light 5050 RGB LED Strip. Our company has been committed to the national energy conservation and environmental protection cause for many years. Customer satisfaction is our company's greatest asset. We wholeheartedly welcome domestic and foreign merchants to visit us, exchange experience extensively, and achieve mutual benefit and common development!
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