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Home – PCB Manufacturing – Gold Finger PCB (Edge Connector) – Gold Finger Finish Selector Gold Finger Finish Selector Answer three questions — get the finish, gold thickness and IPC class your edge connector actually needs (no over-speccing). How many times will the board be inserted/removed over its life? Once / soldered fit only Up to ~1,000 (memory, control card) 1,000–3,000 (PCIe, industrial plug-in) 5,000+ (hot-swap server, test fixture) Do the same edge pads also need to be soldered? No — edge contacts onlyYes — pads are soldered too Reliability class for the end market? Commercial (IPC Class 2)High-reliability (IPC Class 3 — aero/med/mil) Recommend my finish Gold thickness Nickel barrier Expected cycles PCBark tier Get a Free DFM Review of this spec →
