PCBA Store Blog

A solder mask is a thin layer of polymer. It's applied to the copper traces on a PCB. This layer protects the copper from oxidation and prevents short circuits.

An automotive PCB is a unique printed circuit board used in various types of vehicles.You can notice its usage in anti-lock brake systems, digital displays, GPS, airbag controls, and more.

While green is the most common and often the default color, blue boards are favored for their professional appearance and are often used in high-performance or aesthetically demanding applications. 

To read a resistor's color code, you start from the end with the bands grouped closer together, ensuring the tolerance band (gold or silver) is on the right. 

resistors, capacitors, inductors, diodes, transistors, and integrated circuits (ICs) can be identified by its symbol, markings, or reference designator. 

In LGA sockets, the pins are on the motherboard, while PGA sockets have pins on the CPU itself. 

Factors that Influencing Prices for PCB Manufacturing and Assembly · Delivery Time · Circuit Complexity · PCB Size · Layer Count · Substrate Material.

PCBAStore is a China-based company that specializes in PCB manufacturing and assembly, including rigid-flex circuit boards. They offer a range of services, including design, prototyping, component sourcing, manufacturing, testing, and global delivery

The most common PCB repairs involve addressing physical damage, component failure, trace damage, design flaws, and power-related issues. These problems can manifest in various ways, including intermittent power loss, overheating, non-responsive components, and obvious physical damage like corrosion. 

A PCB stencil is a thin sheet, typically made of stainless steel, with precisely cut openings that match the layout of solder pads on a printed circuit board (PCB). It's used in the surface mount technology (SMT) assembly process to accurately apply solder paste to the pads before components are placed.

PCBAStore is a China-based company offering comprehensive PCB assembly services, including design, component sourcing, manufacturing, assembly, testing, and global delivery.

How to obtain a fast PCB assembly quote from PCBAStore:Register and log in, then start a quote by entering PCB specs. Add items as needed, upload design files (Gerber, BOM, PnP), and submit. Track quote status via your dashboard for real-time updates.

Box build assembly, also known as systems integration, involves assembling an entire electronic system, including the PCB and other components, within a chassis or enclosure. 

A PCB (Printed Circuit Board) is the bare board, while a PCBA (Printed Circuit Board Assembly) is the PCB with all the electronic components soldered onto it. Essentially, a PCBA is a functional electronic circuit board, while a PCB is just the foundation upon which components are mounted.

PCB assembly process involves DFA, SMD assembly, solder paste application/inspection, reflow soldering, board cleaning, through-hole component assembly, soldering non-washable components, circuit board testing, and final inspection.

7-step process to evaluate a PCB assembly manufacturer, covering key factors：1. Quality and Certifications · 2. Manufacturing Capabilities · 3. Experience and Industry Reputation · 4. Production and Lead Times · 5. Cost and Pricing · 6. Testing and Support Services · 7. Red Flags to Watch.