Standard & Multilayer PCBs

Sentak provides reliable standard multilayer PCB solutions for complex electronic designs requiring higher routing density, stable electrical performance and excellent reliability. Our multilayer PCBs support customized layer counts and various applications including industrial electronics, communication equipment and consumer devices.

24-Hour Quick-Turn Prototypes

Expedited High-Volume Production

100%Testing&Quality Guarantee

On-Time Delivery Promise

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The Unmatched Value of Standard PCB Technology

What Is a Standard Multilayer PCB?

A standard multilayer PCB is a printed circuit board with multiple copper layers laminated together with insulating materials. Compared with single-layer and double-layer PCBs, multilayer boards provide more routing space, better signal integrity and improved design flexibility for complex electronic systems.

Multilayer pcb fabrication consist of three or more conductive copper layers separated by insulating materials like prepreg and core, laminated into a single board. Their high component density and compact form factor make them critical for advanced electronic systems, power management, and signal shielding.

While advanced technologies like HDI and Rigid-Flex capture headlines, Standard Multilayer PCBs remain the workhorse of the electronics industry, enabling the vast majority of consumer, industrial, and automotive applications. Utilizing mature FR-4 materials and proven processes, they offer the optimal balance of electrical performance, mechanical reliability, and cost-effectiveness. At SENTAK, we excel in manufacturing these foundational components with unwavering precision, ensuring your design is built on a platform of absolute reliability.

Standard Multilayer PCB Layer Options

PCB Type	Typical Application
4-Layer PCB	Industrial control, consumer electronics
6-Layer PCB	Communication equipment, advanced electronics
8-Layer PCB	High-density electronic systems
Multi-layer PCB	Complex circuits requiring more routing layers

Why Standard&Multilayer PCBs?

Proven Reliability

Decades of industry use have refined the materials and processes, resulting in predictable, long-term performance.

Design Flexibility

From 2-layer simplicity to 20+layer complexity, they accommodate a vast range of circuit densities and functionalities.

Supply Chain Stability

FR-4 materials and standard processes ensure robust supply chains and predictable lead times.

Cost Efficiency

They provide the most economical path to realizing complex circuitry, especially in medium to high volumes.

Our Standard & Multilayer PCB Manufacturing Capabilities

We combine advanced equipment with deep process expertise to deliver boards that meet stringent specifications, batch after batch.

Core Technical Specifications of Multilayer PCB Fabrication:

Parameter	Capability Range	Key Benefit
Layer Count	2 to 20+ Layers	Handles everything from simple interconnects to complex, high-speed digital designs.
Board Thickness	0.4mm to 3.2mm	Supports rigid designs for standard applications.
Material	FR-4 Standard & High Tg, Halogen-Free	Balanced performance for most electrical and thermal needs.
Minimum Trace/Space	3/3 mil (0.075/0.075 mm)	Enables good signal integrity and routing density.
Finished Copper Weight	1/2 oz to 4 oz (Inner/Outer)	Suitable for standard power and signal routing.
Surface Finish	HASL (Lead-Free), ENIG, Immersion Tin, OSP	Multiple options for solderability and shelf life.
Max Panel Size	600mm x 450mm	Efficient panelization for optimal manufacturing cost.

Advanced Features of multilayer pcb design We Support:

Controlled Impedance: For critical signal paths in digital and RF circuits.

Blind/Buried Vias (in Multilayer): For increased routing density in complex designs.

Heavy Copper (up to 4 oz): For enhanced current carrying within a standard stack-up.

Design for Success: Optimizing Your Standard PCB

Adhering to standard design rules maximizes manufacturability, yield, and reliability while minimizing cost.

Recommended Design Parameters Table:

Design Feature	Recommended Value (for Optimal Cost/Yield)	Advanced Value (Increases Cost/Time)
Minimum Trace/Space	5/5 mil (0.127mm)	3/3 mil or less
Minimum Annular Ring	6 mil (0.15mm)	4 mil (0.10mm)
Minimum Drill Size	0.25mm (10 mil)	0.15mm (6 mil)
Copper-to-Edge Clearance	0.50mm (20 mil)	0.25mm (10 mil)

Applications of Standard Multilayer PCBs

Standard multilayer PCBs are widely used in:

● Industrial control systems
● Communication equipment
● Medical electronics
● Automotive electronics
● Consumer electronics
● Power management systems

Key Multilayer PCB Design Tips:

Utilize Symmetry: A symmetrical layer stack-up(copper distribution,materials)minimizes the risk of board warpage.

Define Clear Requirements: Always include a fabrication drawing specifying material,finished thickness,copper weight,and impedance controls.

Engage Early: Use our Free DFM Service to have our engineers review your design files before production,identifying potential issues and optimization opportunities.

Custom Multilayer PCB Fabrication Solutions

Sentak provides customized multilayer PCB manufacturing based on different design and application requirements.

Our capabilities include:

● Customized layer count
● Various board sizes and thicknesses
● Different surface finishes
● Prototype and mass production support
● Engineering support for PCB optimization

Quality Assured: From Prototype to Volume

Our commitment to quality is embedded in every step, ensuring consistency whether you order ten prototypes or ten thousand production boards.

Certified Processes

Manufacturing and inspection comply with IPC-6012 Class 2/3 and UL standards.

Comprehensive Testing

100%Electrical Test(Flying Probe or Fixture),Automated Optical Inspection(AOI).

Seamless Scaling

Identical processes and quality checks from your first prototype to full-scale production, eliminating performance surprises.

Full Documentation:

Certificates of Conformance(CoC), IPC-2611 packings lists,and test reports provided.