It is the process of soldering electrical components onto a printed circuit board (PCB) to create a functioning electronic assembly. This process involves components such as resistors, capacitors, integrated circuits, connectors, and other electronic parts being mounted onto the PCB and then soldered in place. After the components are soldered, the PCBA undergoes testing to ensure its functionality before it can be used in electronic devices.
PCBA can be divided into the following steps:
Production and manufacturing: The manufacturer produces printed circuit boards according to the circuit design drawings provided by the customer;
2. SMT mounting: Accurately mount surface mounted components (SMT components) onto circuit boards through automated mounting machines;
3. THT plugin: Insert the plugin components into the empty plugin on the printed circuit board through manual or semi-automatic equipment;
4. Welding: Fix components to the circuit board so that they can correctly transmit signals or energy, and take protective measures to avoid malfunctions;
5. Testing: Conduct various functional and performance tests on the completed circuit board to ensure product quality.
PCBA is widely used in various electronic products, such as digital cameras, mobile phones, tablets, routers, televisions, computer motherboards, etc. The application of PCBA technology has greatly improved the production efficiency and quality of electronic products, enabling the rapid development and progress of the electronic industry