1.Delamination Delamination is a long-standing problem of PCB, the first ranking of the common problems. The causes may be as follows: (1)…
1.With the rapid development of communication technology in automotive electronics and power supply, 10OZ and above ultra thick copper circuit…
Although the development of PCB technology is changing with each passing day, many PCB manufacturers focus on the HDI board,…
Gold finger PCB design purpose: through the connector plug as the board of external contacts output, so gold finger process is needed. The…
Everyone has discussed the circuit board, that what is green layer(solder welding, green oil), what to do (to prevent welding process,…
In round welding order.The device of welding sequence: resistors, capacitors, diodes, transistors, integrated circuits and other components of the power…
1.How to choose PCB board material? For the selection of PCB sheets, a balance point must be reached between the…
1.Do not forget to add capacitive filter at the power input and output Normally, the electrical signals are unstable at the…
When designing a PCB, how to choose the via size? There are two voices.One voice said: choose 10-12mil via,Large vias…
LED brightness adjustable function is very important in LED lighting, but also the segment need to be great taked care in LED lamp and LED display.The…