China OEM SMT assembly manufacturer
|Material||Laminate material||FR4, Alu, CEM3,Taconic,Rogers|
|Board cutting||Number of layers||1-58|
Min.Thickness for inner layers
(Cu thickness are excluded)
|Bow and twist||<7/1000|
|Copper weight||outer Cu weight||0.5-4 oz|
|inner Cu weight||0.5-3 oz|
|PTH hole tolerance||±0.002''(0.005mm)|
|NPTH Hole tolerance||±0.002''(0.005mm)|
|Plating||Min hole size||0.0008''（0.02mm）|
|Aspect ratio||20(5 :1)|
|Min solder mask clearance||0.003''(0.07mm)|
|E-test||Flying probe tester||Y|
|Impedance tester||Tektronix TDS8200|
|Surface finish||HASL,ENIG,immersion silver，immersion tin, OSP....|
Because there are many different types of electronic systems in today's cars, the types of PCBs required for automotive electronics vary widely. For different technologies, the same car may require flexible PCBs, rigid PCBs and rigid flexible PCBs. As more components and functions are required for cars driven by electronic components, the demand for different types of automotive PCBs continues to grow.
Automotive SMD Electronics PCB Board manufacturers need to offer a variety of PCB options. The types of systems and operations that now use printed circuit boards to increase efficiency and safety include rear LED lights and driving lights, gearbox controls and comfort controls. You can also find automotive PCB management engines, entertainment systems, digital displays, radar, GPS, power relay timing systems, mirror control and more.
Automotive circuit board manufacturers need not only to provide all types of PCBs, but also those who manufacture, assemble and transport printed circuit boards for the automotive industry must be able to provide boards with materials that can withstand the rigors of use. Support for long life cycles. This means that high temperature PCBs that allow the PCB to dissipate quickly are critical.