What are the common terms used in the PCB industry?

PCB stands for printed circuit board. From everyday cell phones and computers to large mechanical devices, PCBs are needed for functionality. So what are some of the important terms commonly used in the PCB industry?
What are the common terms used in the PCB industry?
25 December 2023
Views: 73
PCB stands for printed circuit board. From everyday cell phones and computers to large mechanical devices, PCBs are needed for functionality. So what are some of the important terms commonly used in the PCB industry?


Abridge Explain
PCB Printed circuit board
PCBA Printed circuit board assembly
FR4 PCB The most commonly used materials in PCBs
Aluminum PCB Commonly used in LED lighting, TV backlighting
Cem-1 PCB Composite board, the board body is white, not easy to bend, only single-sided, simple structure, commonly used in the field of toys.
Rogers PCB Refers to printed circuit boards consisting of high-performance materials manufactured by Rogers Corp.
HF & RF PCB PCBs with higher frequency signals
Teflon PCB PCBs that are resistant to acids and alkalis and are virtually insoluble in all solvents.
Impedance controlled board It is a PCB that pays special attention to the impedance matching requirements of specific signal paths on the board during the design and manufacturing process.
HDI PCBs High Density Interconnect Printed Boards with Better Performance and Smaller Size
PCB Layer PCB has different number of layers according to different needs, the more layers the higher requirements
Multilayer PCB /
Double layer PCB /
Rigid PCB Common PCB Types
FPC PCBs that can be bent and folded
Stiffener FPC-specific processes
Rigid-flex PCB PCBs made from a combination of flexible and rigid boards.
Thick copper PCB /
Surface finish treatment /
HASL Hot Air Solder Level, processes in PCB manufacturing
Lead-free HASL Lead-free Hot Air Solder Level, processes in PCB manufacturing
Flash Gold Rapid gold plating
ENIG Immersion Gold
Gold Finger PCB /
OSP Organic Solderability Preservatives
Immersion Tin /
Immersion Silver /
Hard Gold /
Drill/hole /
laser drill /
Minimum hole size /
Mechanical drill /
Minimum Annular Ring /
Plugging Visa capability /
Resin Filled/Plugging /
Copper plugging /
Lasering drilling /
Via /
Vias older mask opening /
Vias solder mask filling /
Vias solder mask covering /
PTH Plating Through Hole
NPTH Non-Plated through holes
Stamp hole /
slot hole /
half hole /
Countersink hole /
Tolerance /
Plated holes Tolerance /
Non-plated hole tolerance /
Outline Tolerance /
Max Copper thickness /
Max Production size /
Min Solder Mask Bridge /
Max PCB size /
Min Solder Mask Bridge /
Board Thickness /
Aspect ratio /
Line/Trace/Circuit /
Minimun line width /
Minimun line gap /
Peel off strength /
Thermal Stress tes /
Solder mask hardness /
E-Test voltage /
Warp and Twist /
Solder Mask /
Insulating resistance /
peelable mask /
Impedance controlled /
Fiducial Aligment point /
TP Test pad
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