Automotive lighting PCB sales,BGA circuit board Merchant,Circuit board patch Vendor-Shenzhen VEC Technology Co., Ltd.

Tel: +86-755-29662580

Email: sales@victoriapcb.com

current position: Home  》  News  》  Industry News

What is the difference between PCB and PCBA

source:Industry News release time:2024-09-10 Article author:yu Popular:pcb

  What is the difference between PCB and PCBA(图1)

  PCB (Printed Circuit Board), also known as printed circuit board, and PCBA (Printed Circuit Board Assembly), also known as printed circuit board assembly, play important roles in the field of electronic manufacturing, but there are significant differences between them.

  Firstly, by definition, a PCB is an empty circuit board composed of an insulating substrate and conductive patterns. Insulated substrates are usually made of materials such as glass fiber and epoxy resin, while conductive patterns are copper wires formed on the substrate through printing, etching, and other processes. The main function of PCB is to provide a carrier for fixing and connecting electronic components, enabling electrical connections between electronic components. For example, in products such as computer motherboards and mobile phone circuit boards, PCB is one of the core components.

  PCBA, on the other hand, is a complete electronic circuit module formed by installing various electronic components (such as chips, resistors, capacitors, inductors, etc.) on the PCB and performing processes such as soldering and assembly. PCBA is an electronic component with specific functions that can be directly applied to various electronic devices. For example, the motherboard in electronic products such as smartphones, tablets, and televisions is a PCBA.

  Secondly, there are significant differences in the production process. The production of PCB mainly includes process steps such as design, plate making, printing, etching, drilling, etc. The design phase requires layout design based on the circuit schematic to determine the position and connection method of electronic components. Plate making is the process of making a designed circuit diagram into a printing template, and then forming conductive patterns on the substrate through printing, etching, and other processes. Drilling is the process of drilling holes on a PCB for the installation of electronic components.

  The production of PCBA involves the installation and soldering of electronic components after the completion of PCB production. Installing electronic components can be done through manual soldering, machine soldering, and other methods to accurately mount the electronic components in the designated positions on the PCB. After the welding is completed, testing, debugging and other processes need to be carried out to ensure the normal function of the PCBA.

  In addition, there are differences in functionality and usage. PCB is just a carrier for electronic components, it does not have any functions on its own. PCBA is a complete electronic circuit module with specific functions that can be directly applied to various electronic devices. For example, the PCBA of a mobile phone motherboard contains electronic components such as processors, memory, and communication modules, which can achieve various functions of the phone.

  In short, although both PCB and PCBA are related to electronic manufacturing, they have significant differences in definition, manufacturing process, functionality, and usage. Understanding these differences is crucial for electronic engineers, manufacturers, and consumers.


Read recommendations:

High frequency PCB

Six-layer Immersion Gold Board (BGA)

DIP plugin

SMT stickers

PCB generally includes.Circuit board plug-in Wholesale

Previous:PCB usage tips Back to list Next:Composition of PCB

Online message

Popular recommended products

Related Information

Composition of PCB

2024-09-29

What is the difference between PCB and PCBA

2024-09-10

PCB usage tips

2024-08-20

Why do the circuit boards are green

2024-08-12

How to clean the aluminum substrate?

2024-08-06

Maintenance of Chemical Copper Plating Solution on PCB Board

2024-07-22

single-sided PCB board and double-sided PCB board

2024-07-15

PCB board production process flow

2024-07-09

PCB CTI level

2024-07-01

Via technology in circuit board factory.Automotive Electronics PCB

2024-06-25

The role of FPC flexible circuit board solder mask

2024-06-18

Detailed explanation of PCB board sampling production process

2024-06-11

pcb v-cut depth standard

2024-05-27

Multilayer Printed Circuit Board.What is the eq of PCB

2024-05-20

The relationship between PCB safety distance and voltage

2024-04-22

SMT surface mount processing.Hybrid circuit board PCB

2024-04-15

PCB enterprises should pay attention to SMT matters.Electronic components PCB

2024-04-03

PCB - the core building block of electronic products.Automotive Electronics PCB

2024-03-25

PCB - the bridge and link of the electronic world

2024-03-18

How to define high-frequency and high-precision circuit boards.Industrial Electronics PCB

2024-03-11

USB PCB interface layout and wiring requirements

2024-01-22

Electrolytic capacitor PCB.Steps for using PCB pins

2024-01-15

Automotive ElectronicWhat aspects should be considered when processing and manufacturing PCB boards?

2024-01-08

Electrolytic capaciWhat is the difference between a gold-plated circuit board and a gold-plated one?

2023-12-25

When grinding PCB boards, attention should be paid to.Oscillator (belonging to crystal) PCB

2023-12-18

Industrial Electronics PCB!What precautions should be taken when copying and grinding PCB boards

2023-12-11

Do you know who is more suitable for LED direct display, regarding the difference between PCB board

2023-12-05

Aluminum electrolytic capacitor PCB.What are the standards for selecting PCB boards

2023-11-27

Surface Mount Technology (SMT) Phase PCB

2023-11-20

Oscillator (belonging to crystal) PCB.The main functions of PCB board

2023-11-13