In today’s fast-paced electronics industry, ordering printed circuit boards (PCBs) online has become a crucial step for engineers and hobbyists alike. China, known for its advanced manufacturing capabilities and competitive pricing, stands out as a leading destination for PCB procurement. This guide will explore the intricacies of ordering PCBs online in China, ensuring you make informed decisions.

Readers can expect to learn about the entire process, from selecting a reliable manufacturer to understanding design specifications and quality assurance. We will cover essential factors such as cost, lead times, and shipping options, providing you with a comprehensive understanding of the landscape. Additionally, we will highlight common pitfalls to avoid, ensuring a smooth ordering experience.

By the end of this guide, you will be equipped with the knowledge to navigate the complexities of online PCB ordering in China confidently. Whether you are a seasoned professional or a newcomer to electronics, this resource will empower you to optimize your PCB procurement process and enhance your projects’ success.

Guide to Ordering PCB Online in China

In today’s fast-paced technological landscape, the demand for printed circuit boards (PCBs) continues to grow. Whether you are a hobbyist, engineer, or a startup, the ability to prototype and fabricate PCBs efficiently is crucial. Ordering PCBs online from manufacturers in China has become a popular choice due to cost-effectiveness, quick turnaround times, and advanced technology. This guide will provide comprehensive insights into the process of ordering PCBs online, including technical features, types of PCBs, and a comparison of some of the leading manufacturers like JLCPCB, PCBWay, and Elecrow.

Understanding PCB Types and Their Features

Printed circuit boards can be classified into various types based on their construction, material, and application. Below is a comparison of the different types of PCBs available.

Types of PCBs Comparison

Type	Description	Applications
Single-Sided PCB	Contains one layer of conductive material.	Simple electronics, LED circuits.
Double-Sided PCB	Features two layers of conductive material, allowing for complex designs.	Audio equipment, power supplies.
Multi-Layer PCB	Comprises three or more layers of conductive material.	High-frequency devices, computers.
Flexible PCB	Made from flexible substrates, allowing bending and twisting.	Wearable devices, mobile phones.
Rigid-Flex PCB	Combines rigid and flexible circuits in one board.	Aerospace, medical devices.
Aluminum PCB	Offers excellent heat dissipation properties.	LED lighting, power electronics.
HDI PCB	High Density Interconnect PCB with finer lines and spaces.	Smartphones, tablets.

Technical Features of PCBs

When selecting a PCB manufacturer, it’s essential to understand the technical specifications that affect performance, cost, and manufacturing time. Below is a comparison of key technical features.

PCB Technical Features Comparison

Feature	JLCPCB	PCBWay	Elecrow
Layer Count	1-32 layers	1-64 layers	1-8 layers
Minimum Trace Width	4 mil (0.1 mm)	3 mil (0.075 mm)	6 mil (0.15 mm)
Minimum Hole Size	0.3 mm	0.2 mm	0.3 mm
Surface Finish Options	HASL, ENIG, OSP	HASL, ENIG, Immersion Silver	HASL, Immersion Gold, OSP
Material Options	FR4, Aluminum, Rogers	FR4, Aluminum, Rogers, FPC	FR4, Aluminum, Copper
Production Time	As fast as 24 hours	24 hours to several weeks	24 hours to several days
Assembly Services	Yes	Yes	Yes

Understanding PCB Construction

PCBs are constructed using layers of conductive tracks, pads, and other features, which are etched onto the substrate. Common materials include:
– FR-4: The most widely used material, made from woven fiberglass.
– Aluminum: Provides superior heat dissipation for high-power applications.
– Rogers: Ideal for high-frequency applications due to its excellent dielectric properties.

Key Manufacturers for Online PCB Ordering

JLCPCB (jlcpcb.com)

JLCPCB is known for its competitive pricing and rapid prototyping services. They offer a range of PCB types, including single-sided, double-sided, and multi-layer PCBs. Their online platform allows users to upload Gerber files directly, and they promise a quick turnaround time of as little as 24 hours for certain orders.

PCBWay (www.pcbway.com)

PCBWay stands out for its extensive capabilities in PCB assembly and its flexibility in order quantities. They cater to both small and large-scale productions, making them suitable for startups and established companies alike. PCBWay also offers additional services like 3D printing and CNC machining, providing a comprehensive solution for electronic manufacturing.

Elecrow (www.elecrow.com)

Elecrow specializes in low-cost PCB fabrication and assembly services. Their online platform is user-friendly, allowing customers to configure their orders easily. Elecrow is particularly popular among hobbyists and makers for their accessible pricing and support for various PCB types, including flexible and rigid-flex PCBs.

Conclusion

Ordering PCBs online has revolutionized the way designers and engineers create electronic devices. With manufacturers like JLCPCB, PCBWay, and Elecrow, customers can choose from various options tailored to their needs, whether for prototyping or large-scale production. The choice of materials, types, and technical specifications plays a critical role in the performance of the final product. By understanding these elements, you can make informed decisions that will lead to successful electronic designs.

FAQs

1. How do I order PCBs online?
To order PCBs online, select a manufacturer like JLCPCB or PCBWay, upload your Gerber files, configure your specifications, and complete the payment process.

2. What is the turnaround time for PCB orders?
Turnaround time can vary by manufacturer. JLCPCB offers production in as fast as 24 hours, while PCBWay and Elecrow may take longer depending on the complexity and quantity.

3. Can I order small quantities of PCBs?
Yes, most manufacturers allow orders for small quantities, with some offering prototypes starting from just five pieces.

4. What materials can I choose for my PCB?
Common materials include FR-4, aluminum, and Rogers, each suited for different applications and performance requirements.

5. Do these manufacturers offer PCB assembly services?
Yes, both PCBWay and Elecrow provide PCB assembly services, making it easier to get your designs fully completed and ready for use.