{"id":2780,"date":"2019-08-29T08:34:29","date_gmt":"2019-08-29T08:34:29","guid":{"rendered":""},"modified":"2019-08-29T16:35:07","modified_gmt":"2019-08-29T08:35:07","slug":"pcb%e8%ae%be%e8%ae%a1%e6%97%b6%e5%ba%94%e8%af%a5%e6%b3%a8%e6%84%8f%e7%9a%84%e4%b8%80%e4%ba%9b%e6%a3%80%e6%9f%a5%e4%ba%8b%e9%a1%b9%e6%80%bb%e7%bb%93","status":"publish","type":"post","link":"http:\/\/www.szryc.com\/?p=2780","title":{"rendered":"PCB\u8bbe\u8ba1\u65f6\u5e94\u8be5\u6ce8\u610f\u7684\u4e00\u4e9b\u68c0\u67e5\u4e8b\u9879\u603b\u7ed3"},"content":{"rendered":"

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\n\t42\uff0c Test Via\u3001Test Pi<\/u>n\u7684\u95f4\u8ddd\u8bbe\u7f6e\u662f\u5426\u8db3\u591f<\/p>\n

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\n\t47\uff0c \u5fc5\u987b\u8de8\u8d8a\u5206\u5272\u7535\u6e90\u4e4b\u95f4\u95f4\u9699\u7684\u4fe1\u53f7\u7ebf\u5e94\u53c2\u8003\u5b8c\u6574\u7684\u5730\u5e73\u9762\u3002<\/p>\n

\n\t48\uff0c \u5982\u679c\u91c7\u7528\u5730\u5c42\u8bbe\u8ba1\u5206\u533a\u4e0d\u5206\u5272\u65b9\u5f0f\uff0c\u8981\u786e\u4fdd\u6570\u5b57\u4fe1\u53f7\u548c\u6a21\u62df\u4fe1\u53f7\u5206\u533a\u5e03\u7ebf\u3002<\/p>\n

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\n\t51\uff0c \u786e\u8ba4\u65f6\u949f\u7ebf\u5c3d\u91cf\u8d70\u5728\u5185\u5c42<\/p>\n

\n\t52\uff0c \u786e\u8ba4\u65f6\u949f\u7ebf\u3001\u9ad8\u901f\u7ebf\u3001\u590d\u4f4d\u7ebf\u53ca\u5176\u5b83\u5f3a\u8f90\u5c04\u6216\u654f\u611f\u7ebf\u8def\u662f\u5426\u5df2\u5c3d\u91cf\u63093W\u539f\u5219\u5e03\u7ebf<\/p>\n

\n\t53\uff0c \u65f6\u949f\u3001\u4e2d\u65ad\u3001\u590d\u4f4d\u4fe1\u53f7\u3001\u767e\u5146\uff0f\u5343\u5146\u4ee5\u592a\u7f51<\/u>\u3001\u9ad8\u901f\u4fe1\u53f7\u4e0a\u662f\u5426\u6ca1\u6709\u5206\u53c9\u7684\u6d4b\u8bd5\u70b9\uff1f<\/p>\n

\n\t54\uff0c LVDS\u7b49\u4f4e\u7535\u5e73\u4fe1\u53f7\u4e0eTTL\uff0fCMOS\u4fe1\u53f7\u4e4b\u95f4\u662f\u5426\u5c3d\u91cf\u6ee1\u8db3\u4e8610<\/p>\n

\n\tH\uff08H\u4e3a\u4fe1\u53f7\u7ebf\u8ddd\u53c2\u8003\u5e73\u9762\u7684\u9ad8\u5ea6\uff09\uff1f<\/p>\n

\n\t55\uff0c \u65f6\u949f\u7ebf\u4ee5\u53ca\u9ad8\u901f\u4fe1\u53f7\u7ebf\u662f\u5426\u907f\u514d\u7a7f\u8d8a\u5bc6\u96c6\u901a\u5b54\u8fc7\u5b54\u533a\u57df\u6216\u5668\u4ef6\u5f15\u811a\u95f4\u8d70\u7ebf\uff1f<\/p>\n

\n\t56\uff0c \u65f6\u949f\u7ebf\u662f\u5426\u5df2\u6ee1\u8db3\uff08SI\u7ea6\u675f\uff09\u8981\u6c42\uff08\u65f6\u949f\u4fe1\u53f7\u8d70\u7ebf\u662f\u5426\u505a\u5230\u5c11\u6253\u8fc7\u5b54\u3001\u8d70\u7ebf\u77ed\u3001\u53c2\u8003\u5e73\u9762\u8fde\u7eed\uff0c\u4e3b\u8981\u53c2\u8003\u5e73\u9762\u5c3d\u91cf\u662fGND\uff1b\u82e5\u6362\u5c42\u65f6\u53d8\u6362\u4e86GND\u4e3b\u53c2\u8003\u5e73\u9762 \u5c42\uff0c\u5728\u79bb\u8fc7\u5b54200mil\u8303\u56f4\u4e4b\u5185\u662fGND\u8fc7\u5b54\uff09 \u82e5\u6362\u5c42\u65f6\u53d8\u6362\u4e0d\u540c\u7535\u5e73\u7684\u4e3b\u53c2\u8003\u5e73\u9762\uff0c\u5728\u79bb\u8fc7\u5b54200mil\u8303\u56f4\u4e4b\u5185\u662f\u5426\u6709\u53bb\u8026\u7535\u5bb9\uff09\uff1f<\/p>\n

\n\t57\uff0c \u5dee\u5206\u5bf9\u3001\u9ad8\u901f\u4fe1\u53f7\u7ebf\u3001\u5404\u7c7bBUS\u662f\u5426\u5df2\u6ee1\u8db3\uff08SI\u7ea6\u675f\uff09\u8981\u6c42<\/p>\n

\n\tg\uff0eEMC\u4e0e\u53ef\u9760\u6027<\/p>\n

\n\t58\uff0c \u5bf9\u4e8e\u6676\u632f\uff0c\u662f\u5426\u5728\u5176\u4e0b\u5e03\u4e00\u5c42\u5730\uff1f\u662f\u5426\u907f\u514d\u4e86\u4fe1\u53f7\u7ebf\u4ece\u5668\u4ef6\u7ba1\u811a\u95f4\u7a7f\u8d8a\uff1f\u5bf9\u9ad8\u901f\u654f\u611f\u5668\u4ef6\uff0c\u662f\u5426\u907f\u514d\u4e86\u4fe1\u53f7\u7ebf\u4ece\u5668\u4ef6\u7ba1\u811a\u95f4\u7a7f\u8d8a\uff1f<\/p>\n

\n\t59\uff0c \u5355\u677f\u4fe1\u53f7\u8d70\u7ebf\u4e0a\u4e0d\u80fd\u6709\u9510\u89d2\u548c\u76f4\u89d2\uff08\u4e00\u822c\u6210 135 \u5ea6\u89d2\u8fde\u7eed\u8f6c\u5f2f\uff0c\u5c04\u9891<\/u>\u4fe1\u53f7\u7ebf\u6700\u597d\u91c7\u7528\u5706\u5f27\u5f62\u6216\u7ecf\u8fc7\u8ba1\u7b97\u4ee5\u540e\u7684\u5207\u89d2\u94dc\u7b94\uff09<\/p>\n

\n\t60\uff0c \u5bf9\u4e8e\u53cc\u9762\u677f\uff0c\u68c0\u67e5\u9ad8\u901f\u4fe1\u53f7\u7ebf\u662f\u5426\u4e0e\u5176\u56de\u6d41\u5730\u7ebf\u7d27\u6328\u5728\u4e00\u8d77\u5e03\u7ebf\uff1b\u5bf9\u4e8e\u591a\u5c42\u677f\uff0c\u68c0\u67e5\u9ad8\u901f\u4fe1\u53f7\u7ebf\u662f\u5426\u5c3d\u91cf\u7d27\u9760\u5730\u5e73\u9762\u8d70\u7ebf<\/p>\n

\n\t61\uff0c \u5bf9\u4e8e\u76f8\u90bb\u7684\u4e24\u5c42\u4fe1\u53f7\u8d70\u7ebf\uff0c\u5c3d\u91cf\u5782\u76f4\u8d70\u7ebf<\/p>\n

\n\t62\uff0c \u907f\u514d\u4fe1\u53f7\u7ebf\u4ece\u7535\u6e90\u6a21\u5757<\/u>\u3001\u5171\u6a21\u7535\u611f<\/u>\u3001\u53d8\u538b\u5668<\/u>\u3001\u6ee4\u6ce2\u5668<\/u>\u4e0b\u7a7f\u8d8a<\/p>\n

\n\t63\uff0c \u5c3d\u91cf\u907f\u514d\u9ad8\u901f\u4fe1\u53f7\u5728\u540c\u4e00\u5c42\u4e0a\u7684\u957f\u8ddd\u79bb\u5e73\u884c\u8d70\u7ebf<\/p>\n

\n\t64\uff0c \u677f\u8fb9\u7f18\u8fd8\u6709\u6570\u5b57\u5730\u3001\u6a21\u62df\u5730\u3001\u4fdd\u62a4\u5730\u7684\u5206\u5272\u8fb9\u7f18\u662f\u5426\u6709\u52a0\u5c4f\u853d\u8fc7\u5b54\uff1f\u591a\u4e2a\u5730\u5e73\u9762\u662f\u5426\u7528\u8fc7\u5b54\u76f8\u8fde\uff1f\u8fc7\u5b54\u8ddd\u79bb\u662f\u5426\u5c0f\u4e8e\u6700\u9ad8\u9891\u7387\u4fe1\u53f7\u6ce2\u957f\u76841\uff0f20\uff1f<\/p>\n

\n\t65\uff0c \u6d6a\u6d8c\u6291\u5236\u5668\u4ef6\u5bf9\u5e94\u7684\u4fe1\u53f7\u8d70\u7ebf\u662f\u5426\u5728\u8868\u5c42\u77ed\u4e14\u7c97\uff1f<\/p>\n

\n\t66\uff0c \u786e\u8ba4\u7535\u6e90\u3001\u5730\u5c42\u65e0\u5b64\u5c9b\u3001\u65e0\u8fc7\u5927\u5f00\u69fd\u3001\u65e0\u7531\u4e8e\u901a\u5b54\u9694\u79bb\u76d8\u8fc7\u5927\u6216\u5bc6\u96c6\u8fc7\u5b54\u6240\u9020\u6210\u7684\u8f83\u957f\u7684\u5730\u5e73\u9762\u88c2\u7f1d\u3001\u65e0\u7ec6\u957f\u6761\u548c\u901a\u9053\u72ed\u7a84\u73b0\u8c61<\/p>\n

\n\t67\uff0c \u662f\u5426\u5728\u4fe1\u53f7\u7ebf\u8de8\u5c42\u6bd4\u8f83\u591a\u7684\u5730\u65b9\uff0c\u653e\u7f6e\u4e86\u5730\u8fc7\u5b54\uff08\u81f3\u5c11\u9700\u8981\u4e24\u4e2a\u5730\u5e73\u9762\uff09<\/p>\n

\n\th\uff0e\u7535\u6e90\u548c\u5730<\/p>\n

\n\t68\uff0c \u5982\u679c\u7535\u6e90\uff0f\u5730\u5e73\u9762\u6709\u5206\u5272\uff0c\u5c3d\u91cf\u907f\u514d\u5206\u5272\u5f00\u7684\u53c2\u8003\u5e73\u9762\u4e0a\u6709\u9ad8\u901f\u4fe1\u53f7\u7684\u8de8\u8d8a\u3002<\/p>\n

\n\t69\uff0c \u786e\u8ba4\u7535\u6e90\u3001\u5730\u80fd\u627f\u8f7d\u8db3\u591f\u7684\u7535\u6d41<\/u>\u3002\u8fc7\u5b54\u6570\u91cf\u662f\u5426\u6ee1\u8db3\u627f\u8f7d\u8981\u6c42\uff0c\uff08\u4f30\u7b97\u65b9\u6cd5\uff1a\u5916\u5c42\u94dc\u539a1oz\u65f61A\uff0fmm\u7ebf\u5bbd\uff0c\u5185\u5c420\uff0e5A\uff0fmm\u7ebf\u5bbd\uff0c\u77ed\u7ebf\u7535\u6d41\u52a0\u500d\uff09<\/p>\n

\n\t70\uff0c \u5bf9\u4e8e\u6709\u7279\u6b8a\u8981\u6c42\u7684\u7535\u6e90\uff0c\u662f\u5426\u6ee1\u8db3\u4e86\u538b\u964d\u7684\u8981\u6c42<\/p>\n

\n\t71\uff0c \u4e3a\u964d\u4f4e\u5e73\u9762\u7684\u8fb9\u7f18\u8f90\u5c04\u6548\u5e94\uff0c\u5728\u7535\u6e90\u5c42\u4e0e\u5730\u5c42\u95f4\u8981\u5c3d\u91cf\u6ee1\u8db320H\u539f\u5219\u3002\uff08\u6761\u4ef6\u5141\u8bb8\u7684\u8bdd\uff0c\u7535\u6e90\u5c42\u7684\u7f29\u8fdb\u5f97\u8d8a\u591a\u8d8a\u597d\uff09\u3002<\/p>\n

\n\t72\uff0c \u5982\u679c\u5b58\u5728\u5730\u5206\u5272\uff0c\u5206\u5272\u7684\u5730\u662f\u5426\u4e0d\u6784\u6210\u73af\u8def\uff1f<\/p>\n

\n\t73\uff0c \u76f8\u90bb\u5c42\u4e0d\u540c\u7684\u7535\u6e90\u5e73\u9762\u662f\u5426\u907f\u514d\u4e86\u4ea4\u53e0\u653e\u7f6e\uff1f<\/p>\n

\n\t74\uff0c \u4fdd\u62a4\u5730\u3001\uff0d48V\u5730\u53caGND\u7684\u9694\u79bb\u662f\u5426\u5927\u4e8e2mm\uff1f<\/p>\n

\n\t75\uff0c \uff0d48V\u5730\u662f\u5426\u53ea\u662f\uff0d48V\u7684\u4fe1\u53f7\u56de\u6d41\uff0c\u6ca1\u6709\u6c47\u63a5\u5230\u5176\u4ed6\u5730\uff1f\u5982\u679c\u505a\u4e0d\u5230\u8bf7\u5728\u5907\u6ce8\u680f\u8bf4\u660e\u539f\u56e0\u3002<\/p>\n

\n\t76\uff0c \u9760\u8fd1\u5e26\u8fde\u63a5\u5668\u9762\u677f\u5904\u662f\u5426\u5e0310\uff5e20mm\u7684\u4fdd\u62a4\u5730\uff0c\u5e76\u7528\u53cc\u6392\u4ea4\u9519\u5b54\u5c06\u5404\u5c42\u76f8\u8fde\uff1f<\/p>\n

\n\t77\uff0c \u7535\u6e90\u7ebf\u4e0e\u5176\u4ed6\u4fe1\u53f7\u7ebf\u95f4\u8ddd\u662f\u5426\u8ddd\u79bb\u6ee1\u8db3\u5b89\u89c4\u8981\u6c42\uff1f<\/p>\n

\n\ti\uff0e\u7981\u5e03\u533a<\/p>\n

\n\t78\uff0c \u91d1\u5c5e\u58f3\u4f53\u5668\u4ef6\u548c\u6563\u70ed\u5668\u4ef6\u4e0b\uff0c\u4e0d\u5e94\u6709\u53ef\u80fd\u5f15\u8d77\u77ed\u8def\u7684\u8d70\u7ebf\u3001\u94dc\u76ae\u548c\u8fc7\u5b54<\/p>\n

\n\t79\uff0c \u5b89\u88c5\u87ba\u9489\u6216\u57ab\u5708\u7684\u5468\u56f4\u4e0d\u5e94\u6709\u53ef\u80fd\u5f15\u8d77\u77ed\u8def\u7684\u8d70\u7ebf\u3001\u94dc\u76ae\u548c\u8fc7\u5b54<\/p>\n

\n\t80\uff0c \u8bbe\u8ba1\u8981\u6c42\u4e2d\u9884\u7559\u4f4d\u7f6e\u662f\u5426\u6709\u8d70\u7ebf<\/p>\n

\n\t81\uff0c \u975e\u91d1\u5c5e\u5316\u5b54\u5185\u5c42\u79bb\u7ebf\u8def\u53ca\u94dc\u7b94\u95f4\u8ddd\u5e94\u5927\u4e8e0\uff0e5mm\uff0820mil\uff09\uff0c\u5916\u5c420\uff0e3mm\uff0812mil\uff09\uff0c\u5355\u677f\u8d77\u62d4\u6273\u624b\u8f74\u5b54\u5185\u5c42\u79bb\u7ebf\u8def\u53ca\u94dc\u7b94\u95f4\u8ddd\u5e94\u5927\u4e8e2mm\uff0880mil\uff09<\/p>\n

\n\t82\uff0c \u94dc\u76ae\u548c\u7ebf\u5230\u677f\u8fb9 \u63a8\u8350\u4e3a\u5927\u4e8e2mm \u6700\u5c0f\u4e3a0\uff0e5mm<\/p>\n

\n\t83\uff0c \u5185\u5c42\u5730\u5c42\u94dc\u76ae\u5230\u677f\u8fb9 1 \uff5e 2 mm\uff0c \u6700\u5c0f\u4e3a0\uff0e5mm<\/p>\n

\n\tj\uff0e\u710a\u76d8\u51fa\u7ebf<\/p>\n

\n\t84\uff0c \u5bf9\u4e8e\u4e24\u4e2a\u710a\u76d8\u5b89\u88c5\u7684CHIP\u5143\u4ef6\uff080805\u53ca\u5176\u4ee5\u4e0b\u5c01\u88c5\uff09\uff0c\u5982\u7535\u963b<\/u>\u3001\u7535\u5bb9\uff0c\u4e0e\u5176\u710a\u76d8\u8fde\u63a5\u7684\u5370\u5236\u7ebf\u6700\u597d\u4ece\u710a\u76d8\u4e2d\u5fc3\u4f4d\u7f6e\u5bf9\u79f0\u5f15\u51fa\uff0c\u4e14\u4e0e\u710a\u76d8\u8fde\u63a5\u7684\u5370\u5236\u7ebf\u5fc5\u987b\u5177\u6709\u4e00\u6837\u7684\u5bbd\u5ea6\uff0c\u5bf9\u4e8e\u7ebf\u5bbd\u5c0f\u4e8e0\uff0e3mm\uff0812mil\uff09\u7684\u5f15\u51fa\u7ebf\u53ef\u4ee5\u4e0d\u8003\u8651\u6b64\u6761\u89c4\u5b9a<\/p>\n

\n\t85\uff0c \u4e0e\u8f83\u5bbd\u5370\u5236\u7ebf\u8fde\u63a5\u7684\u710a\u76d8\uff0c\u4e2d\u95f4\u6700\u597d\u901a\u8fc7\u4e00\u6bb5\u7a84\u7684\u5370\u5236\u7ebf\u8fc7\u6e21\uff1f\uff080805\u53ca\u5176\u4ee5\u4e0b\u5c01\u88c5\uff09<\/p>\n

\n\t86\uff0c \u7ebf\u8def\u5e94\u5c3d\u91cf\u4eceSOIC\u3001PLCC\u3001QFP\u3001SOT\u7b49\u5668\u4ef6\u7684\u710a\u76d8\u7684\u4e24\u7aef\u5f15\u51fa<\/p>\n

\n\tk\uff0e\u4e1d\u5370<\/p>\n

\n\t87\uff0c \u5668\u4ef6\u4f4d\u53f7\u662f\u5426\u9057\u6f0f\uff0c\u4f4d\u7f6e\u662f\u5426\u80fd\u6b63\u786e\u6807\u8bc6\u5668\u4ef6<\/p>\n

\n\t88\uff0c \u5668\u4ef6\u4f4d\u53f7\u662f\u5426\u7b26\u5408\u516c\u53f8\u6807\u51c6\u8981\u6c42<\/p>\n

\n\t89\uff0c \u786e\u8ba4\u5668\u4ef6\u7684\u7ba1\u811a\u6392\u5217\u987a\u5e8f\uff0c \u7b2c1\u811a\u6807\u5fd7\uff0c\u5668\u4ef6\u7684\u6781\u6027\u6807\u5fd7\uff0c\u8fde\u63a5\u5668\u7684\u65b9\u5411\u6807\u8bc6\u7684\u6b63\u786e\u6027<\/p>\n

\n\t90\uff0c \u6bcd\u677f\u4e0e\u5b50\u677f\u7684\u63d2\u677f\u65b9\u5411\u6807\u8bc6\u662f\u5426\u5bf9\u5e94<\/p>\n

\n\t91\uff0c \u80cc\u677f\u662f\u5426\u6b63\u786e\u6807\u8bc6\u4e86\u69fd\u4f4d\u540d\u3001\u69fd\u4f4d\u53f7\u3001\u7aef\u53e3\u540d\u79f0\u3001\u62a4\u5957\u65b9\u5411<\/p>\n

\n\t92\uff0c \u786e\u8ba4\u8bbe\u8ba1\u8981\u6c42\u7684\u4e1d\u5370\u6dfb\u52a0\u662f\u5426\u6b63\u786e<\/p>\n

\n\t93\uff0c \u786e\u8ba4\u5df2\u7ecf\u653e\u7f6e\u6709\u9632\u9759\u7535\u548c\u5c04\u9891\u677f\u6807\u8bc6\uff08\u5c04\u9891\u677f\u4f7f\u7528\uff09<\/p>\n

\n\tl\uff0e\u7f16\u7801\uff0f\u6761\u7801<\/p>\n

\n\t94\uff0c \u786e\u8ba4PCB\u7f16\u7801\u6b63\u786e\u4e14\u7b26\u5408\u516c\u53f8\u89c4\u8303<\/p>\n

\n\t95\uff0c \u786e\u8ba4\u5355\u677f\u7684PCB\u7f16\u7801\u4f4d\u7f6e\u548c\u5c42\u9762\u6b63\u786e\uff08\u5e94\u8be5\u5728A\u9762\u5de6\u4e0a\u65b9\uff0c\u4e1d\u5370\u5c42\uff09<\/p>\n

\n\t96\uff0c \u786e\u8ba4\u80cc\u677f\u7684PCB\u7f16\u7801\u4f4d\u7f6e\u548c\u5c42\u9762\u6b63\u786e\uff08\u5e94\u8be5\u5728B\u53f3\u4e0a\u65b9\uff0c\u5916\u5c42\u94dc\u7b94\u9762\uff09<\/p>\n

\n\t97\uff0c \u786e\u8ba4\u6709\u6761\u7801\u6fc0\u5149<\/u>\u6253\u5370\u767d\u8272\u4e1d\u5370\u6807\u793a\u533a<\/p>\n

\n\t98\uff0c \u786e\u8ba4\u6761\u7801\u6846\u4e0b\u9762\u6ca1\u6709\u8fde\u7ebf\u548c\u5927\u4e8e0\uff0e5mm\u5bfc\u901a\u5b54<\/p>\n

\n\t99\uff0c \u786e\u8ba4\u6761\u7801\u767d\u8272\u4e1d\u5370\u533a\u591620mm\u8303\u56f4\u5185\u4e0d\u80fd\u6709\u9ad8\u5ea6\u8d85\u8fc725mm\u7684\u5143\u5668\u4ef6<\/p>\n

\n\tm\uff0e\u8fc7\u5b54<\/p>\n

\n\t100\uff0c \u5728\u56de\u6d41\u710a\u9762\uff0c\u8fc7\u5b54\u4e0d\u80fd\u8bbe\u8ba1\u5728\u710a\u76d8\u4e0a\u3002\uff08\u6b63\u5e38\u5f00\u7a97\u7684\u8fc7\u5b54\u4e0e\u710a\u76d8\u7684\u95f4\u8ddd\u5e94\u5927\u4e8e0\uff0e5mm \uff0820mil\uff09\uff0c\u7eff\u6cb9\u8986\u76d6\u7684\u8fc7\u5b54\u4e0e\u710a\u76d8\u7684\u95f4\u8ddd\u5e94\u5927\u4e8e0\uff0e1 mm \uff084mil\uff09\uff0c\u65b9\u6cd5\uff1a\u5c06Same Net DRC\u6253\u5f00\uff0c\u67e5DRC\uff0c\u7136\u540e\u5173\u95edSame Net DRC\uff09<\/p>\n

\n\t101\uff0c \u8fc7\u5b54\u7684\u6392\u5217\u4e0d\u5b9c\u592a\u5bc6\uff0c\u907f\u514d\u5f15\u8d77\u7535\u6e90\u3001\u5730\u5e73\u9762\u5927\u8303\u56f4\u65ad\u88c2<\/p>\n

\n\t102\uff0c \u94bb\u5b54\u7684\u8fc7\u5b54\u5b54\u5f84\u6700\u597d\u4e0d\u5c0f\u4e8e\u677f\u539a\u76841\uff0f10<\/p>\n

\n\tn\uff0e\u5de5\u827a<\/p>\n

\n\t103\uff0c \u5668\u4ef6\u5e03\u653e\u7387\u662f\u5426100\uff05\uff0c\u5e03\u901a\u7387\u662f\u5426100\uff05\uff08\u6ca1\u6709\u8fbe\u5230100\uff05\u7684\u9700\u8981\u5728\u5907\u6ce8\u4e2d\u8bf4\u660e\uff09<\/p>\n

\n\t104\uff0c Dangling\u7ebf\u662f\u5426\u5df2\u7ecf\u8c03\u6574\u5230\u6700\u5c11\uff0c\u5bf9\u4e8e\u4fdd\u7559\u7684Dangling\u7ebf\u5df2\u505a\u5230\u4e00\u4e00\u786e\u8ba4\uff1b<\/p>\n

\n\t105\uff0c \u5de5\u827a\u79d1\u53cd\u9988\u7684\u5de5\u827a\u95ee\u9898\u662f\u5426\u5df2\u4ed4\u7ec6\u67e5\u5bf9<\/p>\n

\n\to\uff0e\u5927\u9762\u79ef\u94dc\u7b94<\/p>\n

\n\t106\uff0c \u5bf9\u4e8eTop\u3001bottom\u4e0a\u7684\u5927\u9762\u79ef\u94dc\u7b94\uff0c\u5982\u65e0\u7279\u6b8a\u7684\u9700\u8981\uff0c\u5e94\u7528\u7f51\u683c\u94dc\uff3b\u5355\u677f\u7528\u659c\u7f51\uff0c\u80cc\u677f\u7528\u6b63\u4ea4\u7f51\uff0c\u7ebf\u5bbd0\uff0e3mm \uff0812 mil\uff09\u3001\u95f4\u8ddd0\uff0e5mm \uff0820mil\uff09\uff3d<\/p>\n

\n\t107\uff0c \u5927\u9762\u79ef\u94dc\u7b94\u533a\u7684\u5143\u4ef6\u710a\u76d8\uff0c\u5e94\u8bbe\u8ba1\u6210\u82b1\u710a\u76d8\uff0c\u4ee5\u514d\u865a\u710a\uff1b\u6709\u7535\u6d41\u8981\u6c42\u65f6\uff0c\u5219\u5148\u8003\u8651\u52a0\u5bbd\u82b1\u710a\u76d8\u7684\u7b4b\uff0c\u518d\u8003\u8651\u5168\u8fde\u63a5<\/p>\n

\n\t108\uff0c \u5927\u9762\u79ef\u5e03\u94dc\u65f6\uff0c\u5e94\u8be5\u5c3d\u91cf\u907f\u514d\u51fa\u73b0\u6ca1\u6709\u7f51\u7edc\u8fde\u63a5\u7684\u6b7b\u94dc\uff08\u5b64\u5c9b\uff09<\/p>\n

\n\t109\uff0c \u5927\u9762\u79ef\u94dc\u7b94\u8fd8\u9700\u6ce8\u610f\u662f\u5426\u6709\u975e\u6cd5\u8fde\u7ebf\uff0c\u672a\u62a5\u544a\u7684DRC<\/p>\n

\n\tp\uff0e\u6d4b\u8bd5\u70b9<\/p>\n

\n\t110\uff0c \u5404\u79cd\u7535\u6e90\u3001\u5730\u7684\u6d4b\u8bd5\u70b9\u662f\u5426\u8db3\u591f\uff08\u6bcf2A\u7535\u6d41\u81f3\u5c11\u6709\u4e00\u4e2a\u6d4b\u8bd5\u70b9\uff09<\/p>\n

\n\t111\uff0c \u786e\u8ba4\u6ca1\u6709\u52a0\u6d4b\u8bd5\u70b9\u7684\u7f51\u7edc\u90fd\u662f\u7ecf\u786e\u8ba4\u53ef\u4ee5\u8fdb\u884c\u7cbe\u7b80\u7684<\/p>\n

\n\t112\uff0c \u786e\u8ba4\u6ca1\u6709\u5728\u751f\u4ea7\u65f6\u4e0d\u5b89\u88c5\u7684\u63d2\u4ef6\u4e0a\u8bbe\u7f6e\u6d4b\u8bd5\u70b9<\/p>\n

\n\t113\uff0c Test Via\u3001Test Pin\u662f\u5426\u5df2Fix\uff08\u9002\u7528\u4e8e\u6d4b\u8bd5\u9488\u5e8a\u4e0d\u53d8\u7684\u6539\u677f\uff09<\/p>\n

\n\tq\uff0eDRC<\/p>\n

\n\t114\uff0c Test via \u548cTest pin \u7684Spacing Rule\u5e94\u5148\u8bbe\u7f6e\u6210\u63a8\u8350\u7684\u8ddd\u79bb\uff0c\u68c0\u67e5DRC\uff0c\u82e5\u4ecd\u6709DRC\u5b58\u5728\uff0c\u518d\u7528\u6700\u5c0f\u8ddd\u79bb\u8bbe\u7f6e\u68c0\u67e5DRC<\/p>\n

\n\t115\uff0c \u6253\u5f00\u7ea6\u675f\u8bbe\u7f6e\u4e3a\u6253\u5f00\u72b6\u6001\uff0c\u66f4\u65b0DRC\uff0c\u67e5\u770bDRC\u4e2d\u662f\u5426\u6709\u4e0d\u5141\u8bb8\u7684\u9519\u8bef<\/p>\n

\n\t116\uff0c \u786e\u8ba4DRC\u5df2\u7ecf\u8c03\u6574\u5230\u6700\u5c11\uff0c\u5bf9\u4e8e\u4e0d\u80fd\u6d88\u9664DRC\u8981\u4e00\u4e00\u786e\u8ba4\uff1b<\/p>\n

\n\tr\uff0e\u5149\u5b66<\/u>\u5b9a\u4f4d\u70b9<\/p>\n

\n\t117\uff0c \u786e\u8ba4\u6709\u8d34\u88c5\u5143\u4ef6\u7684PCB\u9762\u5df2\u6709\u5149\u5b66\u5b9a\u4f4d\u7b26\u53f7<\/p>\n

\n\t118\uff0c \u786e\u8ba4\u5149\u5b66\u5b9a\u4f4d\u7b26\u53f7\u672a\u538b\u7ebf\uff08\u4e1d\u5370\u548c\u94dc\u7b94\u8d70\u7ebf\uff09<\/p>\n

\n\t119\uff0c \u5149\u5b66\u5b9a\u4f4d\u70b9\u80cc\u666f\u9700\u76f8\u540c\uff0c\u786e\u8ba4\u6574\u677f\u4f7f\u7528\u5149\u5b66\u70b9\u5176\u4e2d\u5fc3\u79bb\u8fb9≥5mm<\/p>\n

\n\t120\uff0c \u786e\u8ba4\u6574\u677f\u7684\u5149\u5b66\u5b9a\u4f4d\u57fa\u51c6\u7b26\u53f7\u5df2\u8d4b\u4e88\u5750\u6807\u503c\uff08\u5efa\u8bae\u5c06\u5149\u5b66\u5b9a\u4f4d\u57fa\u51c6\u7b26\u53f7\u4ee5\u5668\u4ef6\u7684\u5f62\u5f0f\u653e\u7f6e\uff09\uff0c\u4e14\u662f\u4ee5\u6beb\u7c73\u4e3a\u5355\u4f4d\u7684\u6574\u6570\u503c\u3002<\/p>\n

\n\t121\uff0c \u7ba1\u811a\u4e2d\u5fc3\u8ddd\uff1c0\uff0e5mm\u7684IC\uff0c\u4ee5\u53ca\u4e2d\u5fc3\u8ddd\u5c0f\u4e8e0\uff0e8 mm\uff0831 mil\uff09\u7684BGA\u5668\u4ef6\uff0c\u5e94\u5728\u5143\u4ef6\u5bf9\u89d2\u7ebf\u9644\u8fd1\u4f4d\u7f6e\u8bbe\u7f6e\u5149\u5b66\u5b9a\u4f4d\u70b9<\/p>\n

\n\ts\uff0e\u963b\u710a\u68c0\u67e5<\/p>\n

\n\t122\uff0c \u786e\u8ba4\u662f\u5426\u6709\u7279\u6b8a\u9700\u6c42\u7c7b\u578b\u7684\u710a\u76d8\u90fd\u6b63\u786e\u5f00\u7a97\uff08\u5c24\u5176\u6ce8\u610f\u786c\u4ef6\u7684\u8bbe\u8ba1\u8981\u6c42\uff09<\/p>\n

\n\t123\uff0c BGA\u4e0b\u7684\u8fc7\u5b54\u662f\u5426\u5904\u7406\u6210\u76d6\u6cb9\u585e\u5b54<\/p>\n

\n\t124\uff0c \u9664\u6d4b\u8bd5\u8fc7\u5b54\u5916\u7684\u8fc7\u5b54\u662f\u5426\u5df2\u505a\u5f00\u5c0f\u7a97\u6216\u76d6\u6cb9\u585e\u5b54<\/p>\n

\n\t125\uff0c \u5149\u5b66\u5b9a\u4f4d\u70b9\u7684\u5f00\u7a97\u662f\u5426\u907f\u514d\u4e86\u9732\u94dc\u548c\u9732\u7ebf<\/p>\n

\n\t126\uff0c \u7535\u6e90\u82af\u7247\u3001\u6676\u632f\u7b49\u9700\u94dc\u76ae\u6563\u70ed\u6216\u63a5\u5730\u5c4f\u853d\u7684\u5668\u4ef6\uff0c\u662f\u5426\u6709\u94dc\u76ae\u5e76\u6b63\u786e\u5f00\u7a97\u3002\u7531\u710a\u9521\u56fa\u5b9a\u7684\u5668\u4ef6\u5e94\u6709\u7eff\u6cb9\u963b\u65ad\u710a\u9521\u7684\u5927\u9762\u79ef\u6269\u6563<\/p>\n

\n\t\u51fa\u52a0\u5de5\u6587\u4ef6<\/p>\n

\n\tt\uff0e\u94bb\u5b54\u56fe<\/p>\n

\n\t127\uff0c Notes\u7684PCB\u677f\u539a\u3001\u5c42\u6570\u3001\u4e1d\u5370\u7684\u989c\u8272\u3001\u7fd8\u66f2\u5ea6\uff0c\u4ee5\u53ca\u5176\u4ed6\u6280\u672f\u8bf4\u660e\u662f\u5426\u6b63\u786e<\/p>\n

\n\t128\uff0c \u53e0\u677f\u56fe\u7684\u5c42\u540d\u3001\u53e0\u677f\u987a\u5e8f\u3001\u4ecb\u8d28\u539a\u5ea6\u3001\u94dc\u7b94\u539a\u5ea6\u662f\u5426\u6b63\u786e\uff1b\u662f\u5426\u8981\u6c42\u4f5c\u963b\u6297\u63a7\u5236\uff0c\u63cf\u8ff0\u662f\u5426\u51c6\u786e\u3002\u53e0\u677f\u56fe\u7684\u5c42\u540d\u4e0e\u5176\u5149\u7ed8\u6587\u4ef6\u540d\u662f\u5426\u4e00\u81f4<\/p>\n

\n\t129\uff0c \u5c06\u8bbe\u7f6e\u8868\u4e2d\u7684Repeat code \u5173\u6389\uff0c\u94bb\u5b54\u7cbe\u5ea6\u5e94\u8bbe\u7f6e\u4e3a2\uff0d5<\/p>\n

\n\t130\uff0c \u5b54\u8868\u548c\u94bb\u5b54\u6587\u4ef6\u662f\u5426\u6700\u65b0 \uff08\u6539\u52a8\u5b54\u65f6\uff0c\u5fc5\u987b\u91cd\u65b0\u751f\u6210\uff09<\/p>\n

\n\t131\uff0c \u5b54\u8868\u4e2d\u662f\u5426\u6709\u5f02\u5e38\u7684\u5b54\u5f84\uff0c\u538b\u63a5\u4ef6\u7684\u5b54\u5f84\u662f\u5426\u6b63\u786e\uff1b\u5b54\u5f84\u516c\u5dee\u662f\u5426\u6807\u6ce8\u6b63\u786e<\/p>\n

\n\t132\uff0c \u8981\u585e\u5b54\u7684\u8fc7\u5b54\u662f\u5426\u5355\u72ec\u5217\u51fa\uff0c\u5e76\u6807\u6ce8“filled<\/u> vias”<\/p>\n

\n\tu\uff0e\u5149\u7ed8<\/p>\n

\n\t133\uff0c \u5149\u7ed8\u6587\u4ef6\u8f93\u51fa\u5c3d\u91cf\u91c7\u7528RS<\/u>274X\u683c\u5f0f\uff0c\u4e14\u7cbe\u5ea6\u5e94\u8bbe\u7f6e\u4e3a5\uff1a5<\/p>\n

\n\t134\uff0c art\uff3faper\uff0etxt \u662f\u5426\u5df2\u6700\u65b0\uff08274X\u53ef\u4ee5\u4e0d\u9700\u8981\uff09<\/p>\n

\n\t135\uff0c \u8f93\u51fa\u5149\u7ed8\u6587\u4ef6\u7684log\u6587\u4ef6\u4e2d\u662f\u5426\u6709\u5f02\u5e38\u62a5\u544a<\/p>\n

\n\t136\uff0c \u8d1f\u7247\u5c42\u7684\u8fb9\u7f18\u53ca\u5b64\u5c9b\u786e\u8ba4<\/p>\n

\n\t137\uff0c \u4f7f\u7528\u5149\u7ed8\u68c0\u67e5\u5de5\u5177\u68c0\u67e5\u5149\u7ed8\u6587\u4ef6\u662f\u5426\u4e0ePCB \u76f8\u7b26\uff08\u6539\u677f\u8981\u4f7f\u7528\u6bd4\u5bf9\u5de5\u5177\u8fdb\u884c\u6bd4\u5bf9\uff09<\/p>\n

\n\t\u6587\u4ef6\u9f50\u5957<\/p>\n

\n\t138\uff0c PCB\u6587\u4ef6\uff1a\u4ea7\u54c1\u578b\u53f7\uff3f\u89c4\u683c\uff3f\u5355\u677f\u4ee3\u53f7\uff3f\u7248\u672c\u53f7\uff0ebrd<\/p>\n

\n\t139\uff0c \u80cc\u677f\u7684\u886c\u677f\u8bbe\u8ba1\u6587\u4ef6\uff1a\u4ea7\u54c1\u578b\u53f7\uff3f\u89c4\u683c\uff3f\u5355\u677f\u4ee3\u53f7\uff3f\u7248\u672c\u53f7\uff0dCB\uff3b\uff0dT\uff0fB\uff3d\uff0ebrd<\/p>\n

\n\t140\uff0c PCB\u52a0\u5de5\u6587\u4ef6\uff1aPCB\u7f16\u7801\uff0ezip\uff08\u542b\u5404\u5c42\u7684\u5149\u7ed8\u6587\u4ef6\u3001\u5149\u5708\u8868\u3001\u94bb\u5b54\u6587\u4ef6\u53cancdrill\uff0elog\uff1b\u62fc\u677f\u8fd8\u9700\u8981\u6709\u5de5\u827a\u63d0\u4f9b\u7684\u62fc\u677f\u6587\u4ef6\uff0a\uff0edxf\uff09\uff0c\u80cc\u677f \u8fd8\u8981\u9644\u52a0\u886c\u677f\u6587\u4ef6\uff1aPCB\u7f16\u7801\uff0dCB\uff3b\uff0dT\uff0fB\uff3d\uff0ezip \uff08\u542bdrill\uff0ear<\/p>\n

\n\tt\u3001\uff0a\uff0edrl\u3001ncdrill\uff0elog\uff09<\/p>\n

\n\t141\uff0c \u5de5\u827a\u8bbe\u8ba1\u6587\u4ef6\uff1a\u4ea7\u54c1\u578b\u53f7\uff3f\u89c4\u683c\uff3f\u5355\u677f\u4ee3\u53f7\uff3f\u7248\u672c\u53f7\uff0dGY\uff0edoc<\/p>\n

\n\t142\uff0c SMT<\/u>\u5750\u6807\u6587\u4ef6\uff1a\u4ea7\u54c1\u578b\u53f7\uff3f\u89c4\u683c\uff3f\u5355\u677f\u4ee3\u53f7\uff3f\u7248\u672c\u53f7\uff0dSMT\uff0etxt\uff0c\uff08\u8f93\u51fa\u5750\u6807\u6587\u4ef6\u65f6\uff0c\u786e\u8ba4\u9009\u62e9 Body center\uff0c\u53ea\u6709\u5728\u786e\u8ba4\u6240\u6709SMD\u5668\u4ef6\u5e93\u7684\u539f\u70b9\u662f\u5668\u4ef6\u4e2d\u5fc3\u65f6\uff0c\u624d\u53ef\u9009Symbol origin\uff09<\/p>\n

\n\t143\uff0c PCB\u677f\u7ed3\u6784\u6587\u4ef6\uff1a\u4ea7\u54c1\u578b\u53f7\uff3f\u89c4\u683c\uff3f\u5355\u677f\u4ee3\u53f7\uff3f\u7248\u672c\u53f7\uff0dMCAD\uff0ezip\uff08\u5305\u542b\u7ed3\u6784\u5de5\u7a0b\u5e08\u63d0\u4f9b\u7684\uff0eDXF\u4e0e\uff0eEMN\u6587\u4ef6\uff09<\/p>\n

\n\t144\uff0c \u6d4b\u8bd5\u6587\u4ef6\uff1a\u4ea7\u54c1\u578b\u53f7\uff3f\u89c4\u683c\uff3f\u5355\u677f\u4ee3\u53f7\uff3f\u7248\u672c\u53f7\uff0dTEST\uff0eZIP\uff08\u5305\u542btestprep\uff0elog \u548c untest\uff0elst\u6216\u8005\uff0a\uff0edrl\u6d4b\u8bd5\u70b9\u7684\u5750\u6807\u6587\u4ef6\uff09<\/p>\n

\n\t145\uff0c \u5f52\u6863\u56fe\u7eb8\u6587\u4ef6\uff1a\u4ea7\u54c1\u578b\u53f7\u89c4\u683c\uff0d\u5355\u677f\u540d\u79f0\uff0d\u7248\u672c\u53f7\uff0epdf\uff0c\uff08\u5305\u62ec\uff1a\u5c01\u9762\u3001\u9996\u9875\u3001\u5404\u5c42\u4e1d\u5370\u3001\u5404\u5c42\u7ebf\u8def\u3001\u94bb\u5b54\u56fe\u3001\u80cc\u677f\u542b\u6709\u886c\u677f\u56fe\uff09<\/p>\n

\n\t\u6807\u51c6\u5316<\/p>\n

\n\t146\uff0c \u786e\u8ba4\u5c01\u9762\u3001\u9996\u9875\u4fe1\u606f\u6b63\u786e<\/p>\n

\n\t147\uff0c \u786e\u8ba4\u56fe\u7eb8\u5e8f\u53f7\uff08\u5bf9\u5e94PCB\u5404\u5c42\u987a\u5e8f\u5206\u914d\uff09\u6b63\u786e\u7684<\/p>\n

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