Pcb car market
This confusion has always existed in norms, standards, discussions, and documents. People think of stability tests as reliability tests, when in fact they are durability tests.
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Change the laminate resin system in the PCB
These Tier 1 suppliers have decades of experience in the automotive sector, and given that they are ultimately financially responsible for reliability, they do a lot of work in modeling.
Change the dielectric constant of PCB material
This applies not only to the interconnection and isolation of circuit boards, but also to the high frequency testing of circuit boards, because the material will change its electrical characteristics after undergoing the component welding process.
PCBA processing process
According to the welding pad surface treatment classification: organic weldability protection layer (OSP), nickel metal leaching (ENIG), nickel palladium leaching (ENEPIG), silver Immersion silver, tin immersion.
Exploration on Industrial PCBA Assembly Process of R&D Enterprises (I)
Laser marking technology, as a modern precision machining method, has unparalleled advantages compared with traditional machining methods such as machine labeling, manual labeling, inkjet coding and printing.
Pcb furnace temperature curve test
the industry of hot air reflow welding technology generally relies on two technologies: furnace temperature tester and real-time monitoring system.
Exploration on Industrial PCBA Assembly Process of R&D Enterprises (II)
Intercept the defective devices before welding to avoid the increase of maintenance cost and scrap risk after the defective mounting devices enter reflow welding.
pcb market
Immediately afterwards, everyone, including myself, would get new phones so that we could have access to this new, wonderful technology.
Solder resistance film repair method when repairing PCB
There are several repair methods that are specific to the purpose of assembly, cost, and complexity of the solder mask required to be repaired.
What are the advantages of PCBA contract processing?
PCBA contract material processing advantages: one, PCB, two, small order, three, shorter PCBA processing cycle, four, supplier responsibility is more clear, five, client to manufacturing end seamless link, six, very suitable for small enterprises
Common pad shape and size standards for PCB design
Pad can be divided into 7 categories, according to the shape of the distinction is as follows: 1. Square pad,2. Round pad,3. Island pad,4. Teardrop pad,5. Polygon pad,6. Oval pad,7. Open pad
PCB board selection of lead - free spray tin and lead spray tin difference?
PCB board selection of lead-free spray tin and lead spray tin difference: 1, lead-free spray tin belongs to environmental protection process, does not contain harmful substances "lead", the melting point is about 218 degrees; 2, lead spray tin d...
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