What is aluminum trace pcb?

Aluminum trace PCB is a type of printed circuit board (PCB) that uses aluminum as the conductive material for the traces.
The aluminum traces are created by a process called metal core PCB (MCPCB) fabrication, where a layer of aluminum is bonded to a non-conductive substrate material, such as fiberglass or ceramic.

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

What Is aluminum trace pcb?

The aluminum layer is then etched to create the desired circuit pattern. Aluminum trace PCBs are commonly used in high-power applications,
such as LED lighting, power supplies, and motor control circuits, where the high thermal conductivity of aluminum helps to dissipate heat generated by the components.

Types of aluminum trace pcb

There are several types of aluminum trace PCBs, including:

  1. Single-sided aluminum PCB:
    This type of PCB has aluminum traces on one side and a non-conductive substrate on the other side.
  2. Double-sided aluminum PCB:
    This type of PCB has aluminum traces on both sides of the non-conductive substrate.
  3. Metal core PCB (MCPCB):
    This type of PCB has a metal core, usually aluminum, with a non-conductive layer on both sides. The aluminum layer is then etched to create the circuit pattern.
  4. Hybrid aluminum PCB:
    This type of PCB combines aluminum traces with other types of conductive materials, such as copper, to create a hybrid PCB that offers the benefits of both materials.
  5. Flexible aluminum PCB:
    This type of PCB uses a flexible non-conductive substrate, such as polyimide, with aluminum traces. It is commonly used in applications where flexibility is required, such as in wearable electronics.
  6. High-frequency aluminum PCB:
    This type of PCB is designed for high-frequency applications, such as in radio frequency (RF) circuits. It uses a specialized substrate material and design to minimize signal loss and interference.

the role of aluminum trace pcb

The role of aluminum trace PCB (Printed Circuit Board) is to provide a reliable and efficient way to connect electronic components and devices.

Aluminum trace PCBs are specifically designed to dissipate heat quickly and efficiently, making them ideal for high-power applications.

The aluminum trace PCBs are used in a variety of applications such as LED lighting, power supplies, motor control, and automotive electronics.

The use of aluminum trace PCBs in these applications helps to improve the performance and reliability of the electronic devices.

The aluminum trace PCBs are also used in the aerospace and defense industries, where they are used in the construction of electronic systems and components for aircraft and other military applications.

The use of aluminum trace PCBs in these applications helps to ensure that the electronic systems and components are reliable and can withstand harsh conditions.

Overall, the role of aluminum trace PCBs is to provide a reliable and efficient way to connect electronic components and devices,

while also providing excellent heat dissipation properties. This makes them an ideal choice for a wide range of applications, particularly those that require high power and reliability.

Multilayer metal core pcb

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

This arrangement is made so that the heat can dissipate through the metal core and transmit to the chassis.

Most of the LED or analog devices are populated with considerably larger boards.
The surface of the boards finishes by dissipating the heat.

While using the MCPCBs, it is obliged to take proper caution because it is constructed with some complex and complicated metal layers laminated with FR4 based on glass material. 

The chemistry for lamination differs while the board is fabricated.
If the board is bonded properly then there might be voids below the lamination and caution is necessary.

The dissipated fixture of heat is anticipated from the metal core which is needed to be defined and designed carefully.

Applications Of aluminum pcb manufacturer

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
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/
MaterialChao Shun(CCAF)(China)Yes/
Hua Dian(China)Yes/
Chin Shi(TaiWan)Yes/
ITEQ(Tai Wan)Yes/
Other brand per customerYes/
Final finishingHASL Lead FreeYes/
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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