What is aluminium pcb board for led?

Aluminium PCB (Printed Circuit Board) is a type of circuit board that is made of aluminium as the base material. It is commonly used in LED lighting applications due to its excellent thermal conductivity properties.

Andwin provide thermal pad metal core PCB for customer, email us now for you PCB quote,
Email is : mcpcb@andwinmcpcb.com


What Is aluminium pcb board for led?

Aluminium PCB boards for LED lighting applications are available in various sizes and thicknesses, depending on the specific requirements of the application. They are also available in single-sided, double-sided, and multi-layered configurations.

Overall, aluminium PCB boards for LED lighting applications offer a number of benefits, including excellent thermal conductivity, high durability, and resistance to corrosion and moisture. They are also lightweight and easy to work with, making them an ideal choice for LED lighting applications.

Aluminium PCBs are designed to dissipate heat generated by high-power LEDs, which helps to increase the lifespan of the LED and improve its performance. The aluminium base acts as a heat sink, which absorbs and dissipates the heat generated by the LED.

The aluminium PCB board for LED is made by laminating a thin layer of copper onto an aluminium substrate. The copper layer is then etched to create the circuit pattern. The aluminium substrate is then coated with a layer of insulation material to protect the circuit from external elements.

Types Of aluminum substrates for LEDs

Single-sided aluminum substrate:

This type of substrate has a single layer of aluminum on one side and a layer of copper on the other side. It is commonly used for low-power LED applications.

2.Double-sided aluminum substrate:

This type of substrate has aluminum layers on both sides and is commonly used for medium-power LED applications.

Metal Core PCB Stack Up

Single sided metal core PCB

The metal core PCBs are generally constructed by using aluminum or copper core from the bottom to the board serving as the heat sink.

It is a great source of dissipating heat in an intense-power generator to the analog circuitry.
The PCB is connected by a bunch of mounting holes and screws around the constructed chassis of the box.

2 layers metal core PCB

During some design have many components,there no enough space to layout the in 1 Layer,
Must design it as 2 Layers metal core pcb, that call 2 layers metal core PCB.

There are 2 types of this design.

Materials for aluminum substrates for LEDs

Multilayer MCPCB could layout more circuit, the MCPCB smaller much.

An aluminum substrate for LED is a type of printed circuit board (PCB) made from aluminum material that is used as a base for mounting LED components.

The aluminum substrate provides a good thermal conductivity which helps to dissipate heat generated by the LED components, preventing them from overheating and improving their performance and lifespan.

Aluminum substrate PCBs are commonly used in high-power LED applications such as automotive lighting, street lighting, and industrial lighting.

Where is the aluminum substrate for LED used?

The aluminum substrate for LED is used in various applications such as automotive lighting, street lighting, indoor and outdoor lighting, electronic displays, and backlighting for LCD screens.

It is also used in the production of LED bulbs, tubes, and panels. The aluminum substrate provides a stable base for the LED chips, helps dissipate heat, and improves the overall performance and lifespan of the LED.

Benefits Of aluminum substrate for LED used

To ensure the longevity of the electronic systems like LED-based Solid State Lighting and other heat-emitting applications, metal core PCB fabrication can be beneficial.

It always enables quick heat removal from the LED devices to prevent from burning.
A lower thermal resistance can be acquired to incorporate a dielectric polymer layer along with a high thermal conductivity level.

The laminates in the MCPCB dissipates the heat ensuring the perfect heat management and by this, a longer operating life will be assured along with the maximized performance.

The MCPCB is 8 to 9 times faster than the FR4 PCBs as it laminates the dissipated heat to keep the heat-generating components cooler.

The reliability feature of the device also becomes polished. The mounted components in LED devices practices a great effect on solving the problem related to overheating.

The thermal conductivity of the electronic products has the advantages for:

   -Higher conductivity of material with faster heat emission
   -The imprinted metal boards can control the heat flow among the components
   -The aluminum boards are weighted lighter than the ceramics
   -The metal substrates are long-lasting and conductive
   -Appropriate for the rugged applications so that the components never fall off from the core reduction or vibration

The metal core PCBs offer natural reflectivity for any sort of light traveling towards the substrate and augments the brightness from devices.

The green and red indicators of the power button are systemized to reduce the risk of an unexpected situation.
Maintaining the heat to keep the devices cool creates a safety hazard that requires the light output to remain consistent.

The substrate materials are formulated to improve the reliability feature for various components of the application and dissipate efficiently and safely.

Applications Of Metal Core PCB

The technology of the metal core PCB is ideal for its applications that generate immense heat and have difficulty being cool down using conventional fans or other cooling methods.

MCPCBs play an integral role to achieve a high illumination with fewer requirements than LEDs require.
The fabrication process of metal core PCB is helpful for the applications
Since the MCPCBs are most often used in LED technologies for producing a certain illumination the light-emitting diodes releases the heat in applications like:

– General lighting
– Automotive systems
– Industrial, telecom, power supplies, and high voltage regulators types of power converters
– Photovoltaic
– Street safety lightings and streetlights
– Backlight applications

Military and aerospace are another two other sectors appropriate to utilize the benefits of metal core PCBs in their applications.

These sectors are quite sensitive and need to endure frequent thermal cycling, limits of temperature and humidity, along with repeated mechanical shocks.

The MCPCB deals according to the operational requirements only if better structural veracity and thermal conductivity enabling withstanding greater shocks.

The higher the conductivity of thermal, the better it is for the temperature distribution throughout the boards as it ensures a uniform for thermal cycling.

It also stops forming hot spots before near to the active components.
Other than these, MCPCB works great in solar panels and motion control applications.

The combination of a metal core with HDI PCB technology can create an advanced circuit technology including microwave RF PCB, flex PCB, and rigid-flex PCBs.

As the demand for PCBs is high due to the remarkable benefits, the metal core PCB is the most widely used one among all the others.

It ensures high circuitry density, thermal management, and enhanced reliability for enhanced performance.

Thermal conductivity of 2 Layers thermal Pad MPCB

Thermal pad area is 385 W/m.k

Capability of Metal core PCB

Metal core PCB Capability
ItemTechnical specification
StandardAdvanced
Board thicknessMaximum (mm)3.05.0
Panel sizeMaximum (mm)600×1170/
Layer countAluminum PCB1-8L10 L
Copper PCB1-8L10 L
Iron PCB1/
ceramics PCB1-2/
Thermal ConductivityAluminum PCB(w/m.k)0.8 to 12
Copper PCB(w/m.k)2.0-378/
ceramics PCB(w/m.k)24
DrillingMinimum drill diameter (mm)1.00.8
2 Layer ALPCB Via0.3/
Lines/spacesMinimum0.2mm/0.2mm0.15mm/0.15mm
MaterialChao Shun(CCAF)(China)Yes/
Hua Dian(China)Yes/
Chin Shi(TaiWan)Yes/
Ventec(TaiWang)Yes/
ITEQ(Tai Wan)Yes/
ShengYi(China)Yes/
Laird(US)Yes/
Bergquist(US)Yes/
Other brand per customerYes/
Final finishingHASL Lead FreeYes/
HASLYes/
ENIGYes/
ENIPIGYes/
OSPYes/
Immersion SilverYes/
Immersion Tin/YES

2 Layers direct thermal path copper core pcb application

2 Layers direct thermal path copper core pcb are designed to dissipate heat generated by high-power LEDs,
which helps to increase the lifespan of the LED and improve its performance.
The aluminium base acts as a heat sink, which absorbs and dissipates the heat generated by the LED.

The 2 Layers direct thermal path copper core pcb is made by laminating a thin layer of copper onto an copper substrate.
The copper layer is then etched to create the circuit pattern.
2 Layers direct thermal path copper core pcb for LED lighting applications are available in various sizes and thicknesses, depending on the specific requirements of the application.
They are also available in single-sided, double-sided, and multi-layered configurations.

About Andwin MCPCB

Andwin Ciurcuits MCPCB davision  set up on Feb. 2006.
Focus on  providing metal core PCB for customer
In LED field and power supply field.
We can meet all your MCPCB manufacturing needs,
From single-sided Aluminum to 
complex multilayered metal clad substrate PCBs
And from prototype through production.

The following is a list of the services and products 

We offer:
• Metal Core PCB
• Thermal PAD MCPCB
• Aluminum PCB
• Copper based PCB
• Double sided Aluminum PCB

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