Single Layer Aluminum PCB

These boards deliver efficient thermal transfer for LED lighting, power modules, and automotive electronics through an aluminum substrate with dielectric insulation.

View Production Records ↓ Get Quote

Typical Specification Range

Parameter	Typical Range
Layer count	1
Material type	Aluminum alloy base with dielectric layer
Surface finish	HASL, ENIG, OSP
Thickness	0.8mm to 3.2mm
Solder mask	White, Black
Copper thickness	1oz to 2oz
Special features	High thermal conductivity, exposed aluminum options, selective plating

Manufacturing Process Insights

Material Preparation and Lamination
Aluminum sheets are cleaned then bonded with dielectric film and copper foil under controlled heat and pressure.

Patterning and Etching
Photoresist application, exposure, and etching define the circuit pattern on the copper layer.

Drilling and Plating
Precision drilling creates holes. Copper plating follows to establish electrical connections where required.

Surface Finish Application
Finish selection balances solderability, thermal performance, and environmental protection needs.

Process controls manage thermal expansion mismatch to prevent warping during lamination and assembly.

Manufacturing Order Profile

Order Quantity	Order Proportion	Estimated Price Level	Typical Lead Time
Prototype (<=30 pcs)	44%	From $1	From 1 day
Small volume (30-200 pcs)	28%	From $5	From 1 day
Mass production (>200 pcs)	28%	From $40	From 1 day

Manufacturing Challenges & Process Optimization

Warpage During Lamination
Single layer aluminum PCBs tend to warp when subjected to repeated thermal cycles during manufacturing and assembly.
Root cause relates to the mismatch in thermal expansion coefficients between the aluminum base and copper foil under heat and pressure.
Warpage reduces SMT placement accuracy, creates inconsistent solder joints, and lowers long-term reliability in power electronics.

Optimized lamination parameters reduce internal stress.
Engineers apply controlled ramp rates and balanced pressure profiles. Preconditioning of raw materials removes moisture before bonding.
Flatness inspection under thermal stress verifies compliance before release to assembly.

View Exact Order Case

Burr Formation in Drilling
Drilling the aluminum substrate frequently produces burrs that affect hole quality and downstream processes.
The root cause involves aluminum ductility combined with drill geometry and parameters not optimized for metal core materials.
Burrs lead to plating voids, electrical failures, reduced yield, and reliability risks in high current applications.

Specialized drilling techniques improve edge quality.
Carbide tools designed for aluminum plus peck drilling cycles clear debris effectively. Entry and backup materials protect surfaces.
Automated optical inspection and cross-section analysis confirm hole integrity prior to plating.

View Exact Order Case

Design Considerations

Define stackup with appropriate dielectric thickness between aluminum base and copper. This controls thermal resistance and electrical isolation. Account for final thickness effects on mechanical stability during reflow.

Real Production Records

Order ID	PCB Type	Layers	Dimensions	Solder Mask	Surface Finish	Quantity	Action
Loading...

Common Applications

Automotive Electronics

AIVON automotive electronics PCBs are designed for demanding vehicle environments. They withstand extreme temperatures, vibration, and harsh conditions, supporting ECUs, ADAS, infotainment, and EV modules. Featuring multilayer, rigid-flex, and high-frequency designs, AIVON PCBs meet IATF 16949 standards for safe and reliable automotive performance.

Industrial Control

AIVON engineers rugged PCBs for industrial control systems demanding unwavering reliability in harsh environments. Featuring high-Tg materials, heavy copper, and conformal coatings, our solutions withstand extreme heat and vibration. We ensure superior signal integrity and long-term stability for PLCs, robotics, and drives, maximizing your operational uptime.

LED Lighting

Maximize LED performance with our specialized metal-core PCBs (MCPCBs), engineered for superior thermal management in high-power lighting systems. We ensure extended lifespans for commercial applications, while our versatile flexible PCBs enable innovative, complex geometries. Achieve peak efficiency and design freedom with our advanced solutions.

View More Engineering Resources

Why Choose AIVON for Single Layer Aluminum PCB?

Choose AIVON for single-layer aluminum PCBs with reliable thermal performance, consistent manufacturing quality, and flexible customization. From prototypes to volume production, we provide precise fabrication, engineering support, and strict quality control to help ensure your aluminum PCBs meet performance, reliability, and application requirements.

Quote Now

Aluminum PCBs: An Essential Solution for High-Performance Electronics

Discover what aluminum PCBs are, why they're used for thermal management in LED and power electronics, and their unique benefits and design considerations.

Aluminum PCB Structure Design Guide: Mastering Stackup & Thermal Basics

Aluminum pcb structure design guide for hobbyists. Learn about single layer aluminum pcb layouts, aluminum pcb stackup configurations, and how to implement an effective thermal via aluminum pcb structure.

service@aivon.com

sponsor@aivon.com