Professional LED PCB Board Manufacturer
JarnisTech manufactures Led PCBs. Although we do not sell Led Lamps, we strongly support the LED industry. We also do extensive research on heat conduction and how to increase the led lumen. We are available to assist you if you are a Led lamp manufacturer, or if you have any special LEDs (such as outdoor LED screens), please contact us. We’ll find the perfect solution for you. We will provide the best solution for you if you have any questions about Led PCB Price.
We offer a variety of LED PCB products, including For High-Power LED of aluminum base PCBs, copper base PCBs, ceramic bases PCBs, and low-power LEDs of the FR4 PCB, High-Temperature PCB. It’s most common to find Aluminum Base PCBs in the use of High-Power LED light products, since they have good thermal performance.
The LED Lighting Industry
Within five years, the LED Lighting Industry emerged as one of the most important technologies in the world. LED products such as LED circuit boards and others have shaped the market in this business era. LED PCB Board accounted for about half of all sales in 2019, a 5 percent increase over 2013.
The market value of the LED market was $50.91billion in 2020. This market expects a rise of the compound annual rate of 12.5% beginning in 2021 and continuing until strict regulations are imposed.
LED PCB Board is now used by many people and industries. This has helped to surpass fluorescent sales in residential and commercial markets. According to market forecasts, the LED’s price will rise in line with the Sustainable Development Scenario. The product must be sold by at least 90 percent of its potential sales by 2030.
LED demand declined due to the Covid-19 pandemic, which disrupted the overall market growth. Incentives and rebates are provided by the government to encourage more people to choose LED products for residential or commercial use. In the global LED lighting industry, China gained more prominence as a manufacturer and exporter.
The Benefits of the LED PCB
The use of purpose-built PCBs in LED lighting offers a number of advantages. These are a few of them:
Less Weight, Smaller Size: The advantages of LED PCBs are that they require less circuitry to operate and have a smaller footprint than traditional PCBs. They are typically much thinner and require less securement to hold them in place.
Easy Integration: LED PCBs are easily integrated into most surfaces or devices, as they require no more than a basic circuit, and can be placed flush against the surface without altering the size or weight of the area they are attached to.
Low Power Consumption: The circuit board requires only enough power to operate, but the circuit board itself consumes much less power.
Controllable Color and Brightness: In the circuit, modifications can also be done that allow the circuit to emit different colors of light. Depending on the calibration and control, each chip emits a different strength of light
Better Heat Dissipation: Heat generated by LEDs is channeled through the PCB core, so they build up less heat than other types of lighting.
Long Usage Life: Because the lights are made using multiple LED chips, the lifetime of one LED is much longer than the lifespan of a regular bulb. As a result, the chips will be less likely to burn out and will not be damaged by sudden fluctuations in electricity.
The development of LED PCBs has revolutionized the manufacturing of numerous machines and devices, making them much more portable by enabling sleeker, thinner designs and reducing the heat damage to products. Thus, In many industries, they are integral to building inexpensive machines due to their low cost and long life.
How To Solder LED Beads Onto LED Printed Circuit Board
Tinning the Tip: If you are going to solder, you will need to use a tinned tip. To properly use tin the tip of an iron, you will need to apply solder and then make sure that it is coated thickly. You should then wipe away the extra solder with a wet cloth, in the end reapply some solder to the tip.
Make Sure The Surface of Your solder Is Clean: You must remove any dirt, dust, or other components from the surface.
Tin the Surfaces: You should tin the wires before you make to the final soldering, apply a thin layer of solder to them, ensure the solder sticks to them, next, tin the solder pad too, then apply solder, ensuring the solder flows evenly throughout the pad, then remove the iron and allow the solder to firm up.
Final Connection: Components and Pad of PCB boards Each surface must have solder flowing. After the solder has hardened, remove the iron quickly. The components are soldered on the PAD of circuit boards.
It’s important to note that soldering is difficult, especially if you’re a beginner. It is possible for you to damage a component. You need to be extremely careful with the temperature setting on your iron and the amount of time you apply it to the surface since irons are hot and LEDs don’t like a lot of heat. It should take only a few seconds for solder to flow and attach itself on a surface.
LED PCB Materials
● Aluminium PCB Material
● Copper Core PCB Materials
● Fr4 PCB Raw Material
● CEM-1 PCB Raw Material
● CEM-3 PCB Material
● Ceramic Base Web Material
Types of LED Printed Circuit Boards
● Multi-Layer LED PCB
● Rigid LED PCB
● Double-layer, LED PCB
● Single-Layer LED PCB
● Hybrid LED PCB
● Flexible LED Circuit Boards
The Benefits of LED PCB
Electronic products are becoming smaller and thinner. LED PCBs become more popular as a result. LED PCBs provide a number of benefits, including:
● Dimensional Stability.
● Thermal Expansion.
● Low profile, Lightweight.
● Heat Dissipation.
● Switch To A Backlit Membrane At A Lower Cost.
● Resistant To Dust And Moisture.
● Make It Simple To Integrate Into Complex Interface Assembly.
● Low Power Consumption.
● There Are A Variety Of Sizes, Colors, And Intensities To Choose From.
● It Can Be Used In Copper Flex Membrane Switches And Silver Flex Membrane Switches.
Besides Increasing the Light Output of the Fixture With Multiple LED Components, There Are Two Main Reasons for the Popularity of LED PCBs：
● You can easily tune the colour function of LED components by integrating them into the same PCB with different colour temperatures and different colours.
● With boards that come in different sizes, shapes, and materials, it can meet different lighting requirements.
Application of LED PCBs
Telecommunications: Because of their excellent heat transferability, LED displays and indicators are often used in telecommunication equipment. This makes aluminum-based LED PCBs extremely useful.
Automotive: Aluminum PCB LEDs can also be used in cars for indicators, headlights, brake lights and other purposes. These aluminum PCBs are ideal for the automotive industry due to their durability and low price.
Consumer Electronics: These electronics are devices that are used daily by people. These electronics include computers and smartphones. Even new fridges have electronic components. The best thing about LED PCBs is their low unit costs, which makes the final product much more affordable than it should be.
Medical: High-powered LED lighting is used for medical examinations and surgeries. These LED lights are often made of aluminum PCBs.
This is due to the heat transfer and durability of aluminum PCB LEDs. It ensures that medical equipment works regardless of how many patients pass through it. Medical scanning technology uses aluminum PCBs, which are often used for lighting.
Transportation: Traffic and transportation use PCB LEDs extensively, including vehicles and stoplights.. You may find PCB LEDs inside cars and trucks in indicators, headlights and brake lights.
A wide variety of applications use LED PCBs, including traffic lights, signals, tunnel lighting, and street lights. You may also see LED PCBs in the aviation industry as indicators, interior lighting, and for running and landing lights. Similar uses are found in other transportation sectors.
JarnisTech Provides Affordable LED PCBs.
We are a leading manufacturer of PCBs with over two decade of experience and can offer LED PCB fabrication, component purchasing, and assembly. If you would like a quote for your customized Gerber file with a BOM, you can send us the file. Once we review the quote, you can decide whether or not to proceed. In addition, if you desire, you can supply the parts to us for assembly.
LED PCB Assembly Methods
Typically, electronic components and sometimes LEDs are attached to printed circuit boards by two primary methods. These methods are as follows:
Surface Mount Assembly
A surface-mount method is one that has components mounted directly onto its surface. LED applications benefit from this highly automated process because it provides high connection densities and flexibility. The process is consists of applying solder paste to the board, placing components on the board using a pick-and-place machine, heating the board to form solder joints, and inspecting the board to ensure it functions correctly. The use of surface-mount LED circuit boards in small devices is becoming increasingly common, especially in applications that require complex circuitry.
Thru-hole Assembly
The through-hole assembly process involves drilling holes in PCBs and running leads through these holes. The assembler then applies solder to secure the pieces. To ensure accuracy and efficiency, the process requires numerous inspections. This provides stronger connections and is useful for equipment that will be exposed to extreme environments such as high speeds and high temperatures.
Factors To Remember When Designing LED PCB Board
Materials
Aluminum is used as the base layer of many LED circuit boards. The aluminum base layer is covered by the dielectric layer. A copper circuit layer and a solder mask are then applied to this layer, which is called an insulated metal substrate (IMS). This aluminum base is great for helping with thermal management and heat release.
Thermal Management
Designing LEDs with thermal management in mind is the most important aspect. Badly controlled temperatures can reduce the device’s life expectancy and impact the light’s color purity. In order to heat the components as little as possible, LED circuit boards are often designed with aluminum cores and heat sinks. Design considerations should include the placement of components and the arrangement of LEDs. These factors can also affect heat transfer to the air.
Trace Routing
A proper trace routing design prevents open and short circuits, crosstalk between circuits, and manufacturing issues. The trace routing procedure ensures that all network connections are connected properly, without interference from other networks.
Overheating can be prevented by using the right width of the traces. Design considerations such as mounting holes and space for traces will ensure that no problems occur during manufacturing.
Surface Method
The board’s surface finish protects the circuit layer. It also provides a location for soldering components. PCB circuit boards come in a variety of types, each type of PCB boards has advantages and disadvantages. Choosing the right finish may require a discussion of your expectations and budget.
Cores of LED printed circuit boards typically contain either standard epoxy glass cores or metal cores. As always, heat transfer is essential for LED circuit boards’ longevity. But Epoxy glass cores are more economical.
Metal Core
Aluminum is the most popular metal core for LED-printed circuit boards. Heat is transferred quickly from the board to the outside using this metal. In doing so, increasing the heat sink function of the board, preventing excessive heat damage to the circuit board’s components.
As a result, surface-mounted components are needed for these PCBs as mounting anything through the board could lead to short circuits if the solder contacts the metal interior.
In spite of this, since LED components are surface mounted, metal cores are sufficient for their use.
Standard Glass Epoxy
The heat transfer method used by metal cores and glass cores is one of the most important differences. As an example, metal core PCBs do not conduct heat via metal vias, but rather through aluminum. The metal vias on standard glass epoxy PCBs are not as efficient as metal core PCBs at transferring heat away. If cost-effectiveness isn’t the primary concern, metal cores will outperform standard glass epoxy cores.
About Aluminum Circuit Boards
Metal-core PCBs are often made of aluminum alloyed and other metals, laminated with copper. These materials are great for heat transfer applications and provide excellent thermal conductivity as well as electrical insulation.
Metals, particularly aluminum, are the most popular LED PCB materials due to their vital role in heat transfer.
All Aluminum PCBs Are Made up of the Following Layers
The Base Layer: The base layer consists of aluminum alloy sheet, which sits beneath the rest of the PCB.
The Thermal Insulation Layer: The thermal insulation layer consists of a ceramic polymer that protects the board from thermal and mechanical damage. It absorbs any heat given off by the circuits and transfers it to the aluminum layer, where it disperses.
The circuit layers: In this layer, it contains copper circuits arranged according to the circuit design of the LED PCB.
PCBs may have different layers depending on how they are designed. This gives them different characteristics that are ideal for different applications.
Aluminum LED PCB Type
Flexible Aluminum: These flexible LED PCBs are made of aluminum, polyimide and ceramic fillers. Additionally, they maintain the thermal conductivity of aluminum while providing increased flexibility and insulation. These PCBs can be flexed to connect with other fixtures, such as connectors, cables, and cables. However, their design allows them to be bent once and put in place rather than constantly flexing. These boards are different from standard rigid boards, which do not bend.
Hybrid Aluminum: These boards are made by fusing aluminum base metal with a nonthermal material such as an FR-4 board. With this type of board, costs are reduced, rigidity is increased, and heat is dissipated well.
Multilayer Aluminum: It is common for multilayer aluminum PCBs to have more than two layers of thermally conductive dielectric. These boards are capable of high performance while still providing effective heat dissipation. However, they are less efficient at transmitting heat than other types.
Through-hole Aluminum: For more complex constructions, PCB aluminum bases can be pre-drilled and epoxy resin backfilled. These are highly complex project, and it is labor-intensive one that’s designed for exceptionally complicated or specific requirements.
Aluminum PCBs of the flexible and hybrid types are most commonly used in LED lighting industries.
Summary
We are a trusted LED PCB board and assembly manufacturer in China. As a leading manufacturer of LED printed circuit boards, we take pride in delivering high-quality, performance-driven boards.
JarnisTech is a company that values its clients above all else. To fully understand our clients’ needs, our experts meet with them directly. In addition to helping you make a selection, we are involved in the entire process of designing and manufacturing printed circuit boards.We are one of the most trusted and reliable LED assembly and printed circuit board manufacturers in China because of our passion for PCBs, as well as extensive industry experience.
