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COB LED: Die Grundlagen für Chip-on-Board | pro-emit

Bei den COB-LEDs handelt es sich um eine Multichipanordnung, wobei viele Low-Power-LED-Chips in Serie und/oder parallel geschaltet werden. Sie sind per Bonding direkt auf einer Platte (meist aus Aluminium oder Keramik) angebracht und zwar so dicht, dass sich eine einzige, homogene Lichtfläche ergibt.

What is COB light? - All about COB LED | SM Tech

LED chips mounted on a single board to act as a source of light is known as COB light. It is also termed as COB LEDs. The COB light’s full form is Chip On Board lights. It is a chip made up of small diode combined in parallel and series to form a chip that is capable of giving a high concentration of light called a high luminous intensity chip. Look at the image showing multiple small LED diodes on a single large chip.

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COB LED lights are a new type of LED light quickly growing in popularity within the cannabis industry. COB stands for chip on board, and they offer a more robust spectrum of light. A C.O.B. uses green light to boost the yields of indoor plants. COB lighting combines Cree COB with EpiLED technology.

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Hence, COB LED lights are efficient in single-color applications but not in versatile technology. 3) COB is known for better lumen per watt ratios and heat efficiency. COB chips can produce a higher amount of lumens with less energy with a minimum of 80 lumens per watt. You can find it in all types of bulbs and applications, like the flash of your mobile phone or point-and-shoot camera.

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The new professional COB LED grow light CXB3590 is used in hydroponics greenhouse tomato money plant as well as weed, helps in all the stages with full Spectrum of 380nm~780nm. It can also replace the 400W HPS growing lamp. Each LED chips can take 120W power.

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COB chips also only have 1 circuit and 2 contacts, regardless of the number of the diodes. This simple circuit design is the reason for the panel-like appearance of COB LED light (SMD light, on the other hand, appears like a collection of smaller lights). But unlike SMD, COB LED lights can’t be used to create colour changing bulbs or lights. This is because there are only 2 contacts and 1 circuit. Multiple channels for adjustment are required to create the colour changing effect. Because ...

Was ist eine Chip-on-Board-(COB)-LED? - Elektronikpraxis

Chip-on-Board-LEDs, sogenannte COBs, bestehen im Gegensatz zu üblichen SMD-LEDs mit einem einzelnen oder maximal zwei LED-Chips aus einer Multichip-Anordnung, bei der viele einzelne Low-Power-LED-Chips in Serie und parallel geschaltet sind. Darüber hinaus entfällt insbesondere das bei SMD-LEDs übliche PLCC-Gehäuse.

What Are "COB" LEDs and Why Do They Matter?

Chip-on-Board or "COB" refers to the mounting of a bare LED chip in direct contact with a substrate (such as silicon carbide or sapphire) to produce LED arrays. COB LEDs have a number of advantages over older LED technologies, such as Surface Mounted Device ("SMD") LEDs or Dual In-line Package ("DIP") LEDs. Most notably, COB technology allows for a much higher packing density of the LED array, or what light engineers refer to as improved "lumen density". For example, using COB LED technology ...

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The word COB is actually short of Chip-on-Board and the COB LED lights are specially designed lights with LED chips that are mounted directly into a substrate in order to form a single module. Since multiple LEDs are wired and put all together, they basically form one light source.

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what is COB LED chips on board

COB (Chips on Board), is a new technology of LED packaging for LED light engine. Multi LED chips are packaged together as one lighting module. When it light up, it looks like a lighting panel..

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COB (chip on board) LED, which comes as a high powered chip in direct contact with a printed circuit board optimal thermal management. MCOB (multiple chips on board) LEDs, which are multiple COB LEDs integrated to form a single chip. This technology is used in LED bulbs and tubes.

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COB (chip on board) LED products are slowly starting to seep into the market, it is set to take the whole industry by storm soon. A chip on board LED is basically a LED chip diode built directly on the the circuit board. The chips are bonded directly into the PCB at the manufacturer.

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The RGB (Red, Green, Blue) SMD LED and the 5050RGB SMD LED are widely used in colorful flexible LED strips. Picture 5. 20W COB LED 1.3 COB COB (Chip On Board) LED technology was first seen on the market in 2010, at the Canton Fair in Guangzhou.

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Chip-On-Board LEDs (COB) - LEDs & Komponenten - LEDs.de

COB-LEDs sind im Grunde genommen mehrere LED-Chips (typischerweise neun oder mehr), die direkt auf eine Trägerplatine aufgebracht sind.

The Basics of Chip on Board (COB) LEDs | DigiKey

Advantages of COB LEDs Being multi-chip packaged, the light emitting area of a COB LED can contain many times more light sources in the same area that standard LEDs could occupy resulting in a greatly increased lumen output per square inch. COB LEDs use a single circuit with just two contacts to energize the multiple diode chips it houses.

COB LED Basics: A Beginner's Guide - LED Gardener

1. COB LEDs. The main component of a COB LED lighting system would obviously be the lights themselves. The term COB stands for “Chip On Board”, and refers to the fact that each unit is actually several LED (Light Emitting Diode) chips mounted together on the same substrate, which is often ceramic or metal. LEDs are semiconductors that ...

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The COB LED Grow Light Explained and Reviewed | Epic Gardening

A COB (short for Chip-on-Board), is an LED packaging technology that describes mounting multiple LED chips directly onto a substrate to form a single module. Multiple LEDs, minuscule in size, are wired and packaged together into a single ceramic or copper board so that they function as a sole light source. When a COB LED package is energized, it appears more like a lighting panel than multiple ...

#10+ Best COB LED Grow Light - [ Complete Review - 2020]

Yeah, in COB lights multiple LED chips are packaged together as a single module. Yeah, it’s part of electronic packaging and It generates intense light because of multiplied potential of multiple LEDs. Why COB Light as an Alternative to Other Grow Lights? Well, this was the first question in my mind when I get to know about COB lights as a grow light. But, when I get to know about several ...

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COB vs LED Flashlights - YouTube

What's the difference between a traditional LED flashlight and a COB (chip on board) flashlight? Watch to learn some of the most common trade-offs. https://o...

Best COB LED Grow Lights in 2020 Reviews [Updated]

CF Grow CXB3590 CREE COB LED grow light – New styled best COB LED grow light for weed. This CF Grow CXB3590 COB LED grow light is best for planting all kinds of fruits and flower plants inside you home.. It will mimic sunlight and give you a full spectrum of light 380 to 780nm.Which, is really good for your cannabis plants. It has enough output power to replace a 400 watt HPS lamp.

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Top 5 Best Cob LED Grow Lights (2020 Reviews) - Brand Review

What I love most about this Cob LED Grow Light is that it comes with big 90-degree glass lenses and has a 97% light transmittance. The cob Light is designed to last for approximately 100,000hours making it very dependable. You will also be thrilled to learn that it is waterproof and energy efficient with each LED chip only reaching 120Watts.

Build an LED COB Grow Light - LED Gardener

Screw the COB down, alternating between screws for even pressure. 2. Wiring the LED Driver. Wiring up the LED driver to the COB is pretty simple – it’s even easier if you can do it without having to solder. If you end up using Veros like I did, make sure to order a Pico-EZmate wire harness for each COB.

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Know Your LEDs: COB vs SMD - Larson Electronics

SMD chips incorporate more contacts than DIP LEDs – sometimes up to four or six, depending on the number of diodes per chip. In application, this type of packaging style is commonly found in strip lighting, indicator lights, LED high bay lights and LED flood lights, producing roughly six lumens per diode on the chip.

COB-LED-Streifen

Beim COB-LED-Streifen ist die Phospor-Konversionsschicht nicht direkt auf den LED-Chips aufgebracht, sondern vermischt in einem Silikonüberzug separat auf das gesamte Band aufgetragen. Es leuchtet dann nicht nur die einzelne LED – bzw. deren winzige Phosphor-Schicht – sondern es leuchtet bei COB der gesamte Silikonüberzug als helles, gleichmäßiges Lichtband. Schaut man einen ...

COB LEDs | SAMSUNG LED | Samsung LED Global Website

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Top 10 LED Chips for LED Lighting Fixture / Industry

Below are world’s top 10 LED chips you can consider using in your LED luminaries. 1. CREE. Manufactured in the USA, CREE is one of the leading LED chip brands in the world with SMD LED chips ranging from 0.1W up to 5W and COB from 5W up to 200W. CREE manufacture LEDs for almost all kind of luminaries either it is a Bulb or a 1000W flood light ...

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Benefits of Chip-on-Board LED Lighting | Cannabis Tech

COB Lights Lack Versatility - While COB LED lights have a higher number of chips on one array, the SMD can process a higher number of contacts. The COB is designed to hold only one. For this reason, the SMD can emit blue, red and green colors whereas the COB LED emits solely one wavelength of color. COB Lights Lack Distribution - The SMD light provides more widespread light than COB lighting ...

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Bei COB-LEDs (Chip-On-Board) handelt es sich um hochentwickelte und sehr effiziente High-Power-LEDs. Die extrem flachen LED-Chips werden ungehaust direkt auf eine sehr gut wärmeleitende Alu-Platine oder Keramik-Board gebonded. Die sehr kompakte und flache Bauweise der COB-LEDs führt zu einer sehr hohen Lichtausbeute / cm² und zu dem Effekt, dass die Chips vielmehr als gemeinsame Fläche und ...

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