94vo pcb board assembly service
|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)|
94vo pcb board assembly is the basis for wiring and supporting surface mount, socket assemblies in electronic equipment. In circuits that require the finding of conductive traces, such as computer systems, these PCBs are fabricated by photolithography. This is similar to the way a conductive path is made for a processor, except that it is much larger.
PCBA surface mount technology is the assembly process for surface mount devices. Unlike through-hole electronics, these components have no leads or feet. Through this process, the SMD is mounted directly on the surface of the printed circuit board. Typically, surface mount electronic components are smaller and easier to install than through via components. The equipment and materials required for this assembly process are different from the through hole assemblies.
Finally, PCBA is the final board integrated into the machine and system. The PCBA assembly process involves a range of different electronic devices that must be assembled to make these devices, which are commonly used in many homes.