PCBUni — International PCB Community / 国际 PCB 社区
国际 PCB 社区 · Design, fab/stackup, assembly/SMT, materials & DFM — PCB design & layout, fab & stackup, assembly & SMT, materials & process, DFM/DFx. Bilingual CN+EN. PCB-focused community (not a general electronics site). Not engineering, purchase, or legal advice. No politics. No fabricated fab quotes.
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Announcements / 站务公告
Forum news, bilingual rules, and official notices
Latest: 【招商】广告位刊例与首单优惠 / Advertise on PCBUni
2026-10-24 09:00 北京时间
2026-10-24 09:00 北京时间
3 threads
3 posts
3 posts
Design & Layout / 设计布线
Layout constraints, routing rules and PDN notes — not engineering advice
Latest: 电源地回流：比「铺满铜」更有用的字段 / PDN return fields
2026-10-23 10:10 北京时间
2026-10-23 10:10 北京时间
3 threads
3 posts
3 posts
Fab & Stackup / 制板与叠层
Stackup tables, impedance targets and fab communication checklists
Latest: 阻抗目标怎么写才不被来回改 / Writing impedance targets
2026-10-22 16:10 北京时间
2026-10-22 16:10 北京时间
2 threads
2 posts
2 posts
Assembly & SMT / 贴装与 SMT
SMT process notes, stencil/paste fields and open risks
Latest: 钢网与锡膏：经验帖怎么写字段 / Stencil & paste notes
2026-10-23 11:30 北京时间
2026-10-23 11:30 北京时间
2 threads
2 posts
2 posts
Materials & Process / 材料与工艺
Laminate, solder mask, surface finish and process windows
Latest: 表面处理怎么选：先写应用约束 / Surface finish constraints
2026-10-22 10:20 北京时间
2026-10-22 10:20 北京时间
2 threads
2 posts
2 posts
DFM / DFx 与可制造性
DFM/DFT checklists and design-for-manufacturing fields
Latest: 可测试性：测试点与夹具字段 / DFT test-point fields
2026-10-23 15:00 北京时间
2026-10-23 15:00 北京时间
2 threads
2 posts
2 posts
Chinese / 中文交流
Chinese-first talk — still PCB-focused (not general electronics)
Latest: 新人提问前：三件事先自查 / Before you ask checklist
2026-10-23 17:20 北京时间
2026-10-23 17:20 北京时间
2 threads
2 posts
2 posts
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