DQS Electronic Co., Limited
| Payment Terms | T/T |
| Layer | 1-108 Layer |
| Material | Fr4 |
| Thickness | 0.5-10.0mm |
| Min. Line Width/Space | 0.1/0.1mm |
| Copper Thickness | 0.5-15OZ |
| Surface treatment | Immersion Gold |
| Application | Electronic |
| Certificate | UL & IPC Standard & ISO |
View Detail Information
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Product Specification
| Payment Terms | T/T | Layer | 1-108 Layer |
| Material | Fr4 | Thickness | 0.5-10.0mm |
| Min. Line Width/Space | 0.1/0.1mm | Copper Thickness | 0.5-15OZ |
| Surface treatment | Immersion Gold | Application | Electronic |
| Certificate | UL & IPC Standard & ISO | ||
| High Light | Fr4 pcb prototype board ，Mass Production pcb prototype board ，Two Layer pcb mass production | ||
Two Layer PCB Board for Prototype and Mass Products
♦ What is a Two-Layer (Double-Sided) PCB?
A Two-Layer PCB (Double-Sided PCB) is a printed circuit board with two conductive copper layers—one on the top side and one on the bottom side—connected by vias (plated holes). It offers more routing flexibility than a single-layer PCB while remaining cost-effective for mid-complexity designs.
✔ 2 Conductive Layers – Copper traces on both sides of the board.
✔ Vias for Interconnections – Plated holes allow electrical connections between layers.
✔ Better Routing Space – More flexibility than single-layer PCBs.
✔ Moderate Cost – Cheaper than multi-layer PCBs but more expensive than single-layer.
♦ Structure of a Two-Layer PCB:
♦ Advantages of Two-Layer PCBs:
✅ More Routing Space – Better for moderately complex circuits.
✅ Improved Signal Integrity – Ground planes reduce noise (if designed properly).
✅ Cost-Effective for Mid-Range Designs – Balances performance and affordability.
✅ Widely Used – Suitable for many consumer and industrial applications.
♦ Technical Parameters
| Item | Specification |
| Laers | 1~64 |
| Board thickness | 0.1mm-7.0mm |
| Material | FR-4,CEM-1/CEM-3,PI,High Tg,Rogers |
| Max panel size | 32"×48"(800mm×1200mm) |
| Min hole size | 0.075mm |
| Min line width | 3mil(0.075mm) |
| Surface finish | OSP,HASL,Imm Gold/Nickel/Ag, Electric gold |
| Copper thickness | 0.5-7.0OZ |
| Soldermask | Green/Yellow/Black/White/Red/Blue |
| Silkscreen | Red/Yellow/Black/White |
| Min PAD | 5mil(0.13mm) |
| Inter package | Vacuum |
| Outer package | Carton |
| Outline tolerance | ±0.75mm |
| Hole tolerance | PTH:±0.05 NPTH:±0.025 |
| Certificate | UL,ISO 9001,ISO14001,IATF16949 |
| Special request | Blind hole+Gold finger + BGA |
| Material Suppilers | Shengyi, KB, Nanya, ITEQ,etc. |
Company Details
Business Type:
Manufacturer
Employee Number:
>800
Ecer Certification：
Verified Supplier
DQS Electronic is located in Shenzhen, focusing on PCB Layout Design, PCB Fabrication, Electronic Components Sourcing, SMT, PCB Assembly and Testing. We are a one-stop EMS electronic manufacturing company committed to providing global customers with rapid prototyping and mass production. Our produ... DQS Electronic is located in Shenzhen, focusing on PCB Layout Design, PCB Fabrication, Electronic Components Sourcing, SMT, PCB Assembly and Testing. We are a one-stop EMS electronic manufacturing company committed to providing global customers with rapid prototyping and mass production. Our produ...
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