For hardware engineers, it is essential not only to specialize in technology but also to assess the costs of PCBA. The cost of PCBA consists of PCB, SMT placement, and components. Below, we will discuss how SMT placement is charged. The charges for SMT placement are not simply a fixed unit price; rather, they are … Read more
PCB printed circuit board Printed circuit board, referring to an empty circuit boardPCBA printed circuit board assembly Printed circuit board assembly, referring to a circuit board assembly with completed component solderingAnnular ring: Solder ring.Array: Panel or display.Acid trip: Etching dead corner.Assembly: Installation.Bare Board: Bare board,Bad Size: Workbench, effective size of the workbench.Blind Buried via: Blind … Read more
In product structural design, the fixation of PCBA must facilitate production assembly, ease maintenance, and control costs. Here, we introduce common fixation methods for electronic product PCBA. Screw FixationThe size of the screw hole should be 0.1-0.2mm larger than the outer diameter of the screw on one side. The fixation of PCBA requires positioning pillars … Read more
In the reliability assessment of printed circuit board assembly (PCBA), the microstructure of solder joints, particularly the intermetallic compound (IMC) layer, is crucial for determining long-term performance. The IMC layer, as a product of the metallurgical bonding between solder and pad, directly affects the mechanical strength and electrical connection stability of the solder joint. Under … Read more
Click the blue text above to follow us PCBA processing plants today face many challenges. This has made it particularly difficult for entrepreneurs in this industry. Earlier this year, a saying became popular online: “What will be the hardest job in 2025? Being a boss.” It is said that nowadays, bosses in their own companies … Read more
For friends who have just entered the electronic manufacturing field, terms like SMT, DIP, and PCBA can often be confusing. Although these concepts all belong to the realm of circuit board processing, their core logic is about “process connection” rather than “parallel relationships.” Choosing the wrong processing method may lead to cost waste or performance … Read more
The PCBA control board for foot massagers is an electromechanical product that has extremely stringent requirements for motor control accuracy, diversity of massage programs, user safety, reliability, and comfort in the realm of household health appliances. The core of this product is to drive multiple brushed/brushed motors and vibrators through a high-performance MCU, achieving multi-mode … Read more
Custom Helmet Flashlight Bicycle Tail Light Mainboard PCBA Circuit Board Development and Production The Helmet Flashlight/Bicycle Tail Light PCBA Mainboard is a smart lighting product with core requirements for light efficiency patterns, power consumption control, structural adaptability, environmental reliability, and cost in outdoor sports safety products. Its core isdriven by a low-power, highly integrated MCU, … Read more
Click the blue text Follow us The Importance of PCBA Circuit Board Performance Testing In the electronics manufacturing industry, performance testing of PCBA (Printed Circuit Board Assembly) circuit boards is a critical step to ensure product quality and reliability. Jin Jian Laboratory, as a research and testing institution focused on optoelectronic semiconductors, possesses advanced testing … Read more
Introduction Recently, I shared the PCBA of Bosch’s second-generation water pump, which seemed to be quite popular. Interested friends can click the link below to go directly to it.Comparison of New and Old Generations of Bosch Automotive Electronic Water Pump PCB I happen to have a blower board that I obtained from the second-hand market. … Read more