High Tech, Quick Turn, Manufacturer of PCB's up to 44 layer count. Specializing in Prototype and R&D. Mil-Spec 31032 & 55110 Certified. Located in Fremont, CA & Amesbury, MA.
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The board is designed by customer and it's for Mobile Phone. We did one-Stop EMS Service for this project (PCB manufacture, components sourcing, SMT and THT assembly): Product name: 6 Layer PCBA board Material: FR-4 TG180, Shengyi Thicknss: 1.0mm Su
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Multilayer PCB's ACI manufactures a wide variety of Multilayer PCB's for various applications spanning numerous industries and technologies. We can build your high layer count PCB's using a wide variety of high speed low loss materials from epoxies
Electronics Forum | Mon Aug 16 11:49:44 EDT 2004 | Kris
Hi Guys thanks for the replies. Dave, the spec is not for enig but for hard gold does your response alter if thats the case /
Electronics Forum | Mon Aug 16 16:37:08 EDT 2004 | davef
As we mentioned in an earlier response in this thread [Q5], you do NOT want to solder to hard gold. Hard gold is a wear surface. [That's IT, that's the LIST.] If you want to solder to gold, then either use: * IPC-4552 ENIG specification, mentioned
Industry News | 2018-10-18 10:16:53.0
Solder Tinned Pads vs Gold Plated Pads - The Importance of Selecting the Proper Surface Finish
Industry News | 2019-05-16 01:27:23.0
There are several surface treatment for PCB board: bare board (no treatment on the surface), rosin board, OSP (Organic Solderability Preservatives), HASL (lead tin, lead-free tin), plating gold, immersion gold, etc., these are relatively conscious treatment. Many people can't tell the difference between plating gold and immersion gold, thinking that it is the same thing, it is a big mistake. The following is a brief introduction to the difference between plating gold and immersion gold.
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