What is double sided aluminum pcb?

An aluminum printed circuit board (PCB) is a type of PCB made from an aluminum substrate.
The aluminum substrate provides several advantages over traditional PCB materials, including better heat dissipation, improved mechanical strength, and reduced weight.

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

What Is double sided aluminum pcb?

Aluminum PCBs are commonly used in high-power LED lighting, automotive electronics, and other applications where heat dissipation is critical.

The circuitry is printed onto the aluminum substrate using a similar process to traditional PCB manufacturing, but with some modifications to account for the unique properties of the aluminum material.

Types of double sided aluminum pcb

There are several types of double-sided aluminum substrates available in the market. Here are some of the most common types:

  1. Standard double-sided aluminum substrate:
    This type of substrate has a layer of aluminum on both sides of the board and is commonly used in LED applications.
  2. Thermal conductive double-sided aluminum substrate:
    This type of substrate has a higher thermal conductivity than the standard substrate, which makes it ideal for applications that require high heat dissipation.
  3. High-frequency double-sided aluminum substrate:
    This type of substrate is designed for high-frequency applications and has a low dielectric constant, which helps to reduce signal loss.
  4. Flexible double-sided aluminum substrate:
  5. This type of substrate is made of a flexible material and has a layer of aluminum on both sides. It is commonly used in applications where flexibility is required, such as in wearable electronics.
  6. Hybrid double-sided aluminum substrate:
    This type of substrate combines the benefits of two different materials, such as aluminum and ceramic, to provide improved thermal conductivity and electrical performance.

Where is the double-sided aluminum substrate used?

Double-sided aluminum substrate is commonly used in the manufacturing of printed circuit boards (PCBs).
The substrate provides a stable base for the electronic components and the conductive pathways that connect them.
The double-sided design allows for more complex circuitry and a greater density of components.
Double-sided aluminum substrate PCBs are used in a wide range of applications, including consumer electronics, automotive systems, and industrial equipment.

t is anticipated from the metal core which is needed to be defined and designed carefully.

Applications Of double sided aluminum 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
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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