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2021-10-18
Prevent warpage of PCB thick copper plate 1. Why is the PCB thick copper plate required to be very flat?In the autom...
PCB board immersion gold process introductionThe gold immersion process is to generate a layer of plating through a chem...
Grounding method of multi-layer PCB boardGrounding method of multi-layer PCB board (1)A four-layer board is usually us...
PCB board is composed of many components, PCB design needs to select pin type for the components. This article mainly introduces how to choose the pin type.
The purpose of multi-layer PCB proofing is to determine the strength of the manufacturer, to effectively reduce the defe...
layoutFirst, consider the PCB size. When the PCB size is too large, the printed lines will be long, the impedance will i...
Resistance and capacitance factors in PCB designConductor resistance,Normally the current carrying capacity of the wire is not a problem.
1. Whether the information received in the process is complete (including: schematic diagram, *.brd file, bill of materi...
Step one of PCB design: Preliminary work of PCB copy board copy board1. Use the schematic design tool to draw the schema...
The PCB copper wire falls off (also commonly referred to as dumping copper). PCB factories all say that it is a laminate...
The circuit board solder mask bridge,also known as the green oil bridge and the solder mask dam, is a "isolation band" made by the factory to prevent short-circuit of the pins of SMD components.
Internet of Things, an emerging market with potential---PCB production industry. In fact, the concept of the Intern...
PCBA processing manufacturers PCBA chip processing and production process, due to the influence of operating errors, it ...
Basic rules of wiringThe quality of PCB design has a great influence on its anti-interference ability. Therefore, in PCB...
Via is one of the important components of multilayer PCB, and the cost of drilling usually accounts for 30% to 40% of th...
From schematic to PCB design processEstablish component parameters -> input principle netlist -> design parameter ...
1The PCB clock frequency exceeds 5MHZ or the signal rise time is less than 5ns, generally a multi-layer board design is ...
For ease of expression, analysis from seven aspects: cutting, drilling, wiring, solder mask, characters, surface treatme...
In PCB design, wiring is an important step to complete product design. The design process of wiring has the highest ...
1. If the PCB circuit system produced by the PCB factory contains FPGA devices, the Quartus II software must be used to ...
