{"id":19887,"date":"2022-02-02T11:01:55","date_gmt":"2022-02-02T03:01:55","guid":{"rendered":"https:\/\/www.paiqinano.com\/?p=19887"},"modified":"2022-01-18T17:39:42","modified_gmt":"2022-01-18T09:39:42","slug":"smt%e7%9a%84%e5%9f%ba%e6%9c%ac%e7%9f%a5%e8%af%86%e8%af%a6%e8%a7%a3%e5%8f%8a%e5%85%b6%e8%b4%a8%e9%87%8f%e5%bd%b1%e5%93%8d%e5%9b%a0%e7%b4%a0%e5%88%86%e6%9e%90","status":"publish","type":"post","link":"https:\/\/www.paiqinano.com\/?p=19887","title":{"rendered":"SMT\u7684\u57fa\u672c\u77e5\u8bc6\u8be6\u89e3\u53ca\u5176\u8d28\u91cf\u5f71\u54cd\u56e0\u7d20\u5206\u6790"},"content":{"rendered":"<\/p>\n

\n\t\u81ea\u52a8\u70b9\u80f6\u673a\u52a0\u5de5\u5de5\u827a\u4e2d\u591a\u89c1\u7684\u7f3a\u70b9\u4e0e\u89e3\u51b3\u65b9\u6848<\/h2>\n

\n\t\u91d1\u5c5e\u62c9\u4e1d\/\u6258\u5c3e<\/p>\n

\n\t\u91d1\u5c5e\u62c9\u4e1d\/\u6258\u5c3e\u662f\u81ea\u52a8\u70b9\u80f6\u673a\u4e2d\u591a\u89c1\u7684\u7f3a\u70b9,\u9020\u6210\u7684\u60c5\u51b5\u666e\u904d\u6709\u80f6\u5634\u516c\u79f0\u76f4\u5f84\u8fc7\u5c0f\u3001\u81ea\u52a8\u70b9\u80f6\u673a\u5de5\u4f5c\u538b\u529b\u592a\u9ad8\u3001\u80f6\u5634\u79bbPCB<\/u>\u7684\u95f4\u9694\u5f88\u5927\u3001\u8d34\u7247\u5f0f\u80f6\u5230\u671f\u6216\u8d28\u91cf\u4e0d\u592a\u597d\u3001\u8d34\u7247\u5f0f\u80f6\u9ecf\u5ea6\u592a\u597d\u3001\u4ece\u7535\u51b0\u7bb1\u4e2d\u53d6\u4e0b\u540e\u65e0\u6cd5\u4fee\u590d\u5230\u5ba4\u5185\u6e29\u5ea6\u3001\u81ea\u52a8\u70b9\u80f6\u673a\u91cf\u5f88\u5927\u7b49.<\/p>\n

\n\t\u89e3\u51b3\u65b9\u6848:\u66f4\u6362\u516c\u79f0\u76f4\u5f84\u6bd4\u8f83\u5927\u7684\u80f6\u5634;\u51cf\u5c11\u81ea\u52a8\u70b9\u80f6\u673a\u5de5\u4f5c\u538b\u529b;\u8c03\u6574\u201c\u6b62\u52a8\u201d\u76f8\u5bf9\u9ad8\u5ea6;\u6362\u80f6,\u6311\u9009\u9002\u5408\u9ecf\u5ea6\u7684\u80f6\u79cd;\u8d34\u7247\u5f0f\u80f6\u4ece\u7535\u51b0\u7bb1\u4e2d\u53d6\u4e0b\u540e\u5e94\u4fee\u590d\u5230\u5ba4\u5185\u6e29\u5ea6(\u7ea64h)\u518d\u8d44\u91d1\u6295\u5165\u751f\u4ea7\u5236\u9020;\u8c03\u8282\u81ea\u52a8\u70b9\u80f6\u673a\u91cf.<\/p>\n

\n\t\u80f6\u5634\u963b\u585e<\/p>\n

\n\t\u5e38\u89c1\u6545\u969c\u72b6\u51b5\u662f\u80f6\u5634\u51fa\u5408\u6a21\u529b\u8fc7\u5c11\u6216\u6c92\u6709\u7c98\u80f6\u51fa\u53bb.\u9020\u6210\u7f18\u6545\u4e00\u822c\u662f\u9488\u773c\u5185\u672a\u5f7b\u5e95\u6e05\u7406\u6574\u6d01;\u8d34\u7247\u5f0f\u80f6\u4e2d\u6e17\u5165\u6b8b\u6e23,\u6709\u5835\u5b54\u72b6\u51b5;\u4e0d\u6df7\u6eb6\u7684\u80f6\u7c98\u76f8\u6df7\u548c.<\/p>\n

\n\t\u89e3\u51b3\u65b9\u6848:\u6362\u6e05\u7406\u7684\u9488\u7ba1;\u6362\u6027\u4ef7\u6bd4\u9ad8\u7684\u8d34\u7247\u5f0f\u80f6;\u8d34\u7247\u5f0f\u80f6\u578b\u53f7\u4e0d\u53ef\u5f04\u9519.<\/p>\n

\n\t\u7a7a\u6253<\/p>\n

\n\t\u72b6\u51b5\u662f\u4ec5\u6709\u81ea\u52a8\u70b9\u80f6\u673a\u59ff\u52bf,\u5374\u65e0\u51fa\u5408\u6a21\u529b.\u9020\u6210\u7f18\u6545\u662f\u8d34\u7247\u5f0f\u80f6\u6e17\u5165\u6c7d\u6ce1<\/u>;\u80f6\u5634\u963b\u585e.<\/p>\n

\n\t\u89e3\u51b3\u65b9\u6848:\u6ce8\u5c04\u7b52\u4e2d\u7684\u80f6\u5e94\u5f00\u5c55\u8131\u6c7d\u6ce1\u89e3\u51b3(\u5c24\u5176\u662f\u6211\u88c5\u7684\u80f6);\u62c6\u6362\u80f6\u5634.<\/p>\n

\n\t\u7535\u5b50\u5668\u4ef6<\/u>\u632a\u52a8<\/p>\n

\n\t\u72b6\u51b5\u662f\u8d34\u7247\u5f0f\u80f6\u5e72\u56fa\u540e\u7535\u5b50\u5668\u4ef6\u632a\u52a8,\u6bd4\u8f83\u4e25\u91cd\u65f6\u7535\u5b50\u5668\u4ef6\u7ba1\u811a\u6ca1\u6709\u710a\u5c42\u4e0a.\u9020\u6210\u7f18\u6545\u662f\u8d34\u7247\u5f0f\u80f6\u51fa\u5408\u6a21\u529b\u4e0d\u5300\u79f0,\u6bd4\u5982\u5185\u7f6e\u5f0f\u5143\u5668\u4ef6\u4e8c\u70b9\u5f3a\u529b\u80f6\u4e2d\u4e00\u4e2a\u591a\u4e00\u4e2a\u5c11;\u8d34\u7247\u5f0f\u65f6\u5143\u5668\u4ef6\u632a\u52a8\u6216\u8d34\u7247\u5f0f\u80f6\u521d\u7c98\u5408\u529b\u4f4e;\u81ea\u52a8\u70b9\u80f6\u673a\u540ePCB\u7f6e\u653e\u6642\u95f4\u8fc7\u957f\u5f3a\u529b\u80f6\u534a\u5e72\u56fa.<\/p>\n

\n\t\u89e3\u51b3\u65b9\u6848:\u67e5\u9a8c\u80f6\u5634\u662f\u4e0d\u662f\u6709\u963b\u585e,\u6e05\u9664\u51fa\u80f6\u4e0d\u5747\u8861\u72b6\u51b5;\u8c03\u8282smt\u8d34\u7247\u673a\u8fd0\u884c\u72b6\u6001;\u6362\u5f3a\u529b\u80f6;\u81ea\u52a8\u70b9\u80f6\u673a\u540ePCB\u7f6e\u653e\u6642\u95f4\u4e0d\u5b9c\u8fc7\u957f(\u77ed\u4e8e4h)<\/p>\n

\n\t\u6ce2\u5cf0\u710a\u673a\u540e\u4f1a\u6389\u7247<\/p>\n

\n\t\u72b6\u51b5\u662f\u5e72\u56fa\u540e\u7535\u5b50\u5668\u4ef6\u7c98\u63a5\u6297\u538b\u5f3a\u5ea6\u4e0d\u8db3,\u5c0f\u4e8e\u6807\u51c6\u503c,\u6709\u65f6\u5019\u62ff\u624b\u89e6\u78b0\u4f1a\u4ea7\u751f\u6389\u7247.\u9020\u6210\u7f18\u6545\u662f\u7531\u4e8e\u5e72\u56fa\u6280\u672f\u4e3b\u8981\u53c2\u6570\u4e0d\u53ca\u65f6,\u5c24\u5176\u662f\u6eab\u5ea6\u4e0d\u8db3,\u5143\u5668\u4ef6\u89c4\u683c\u8fc7\u5927,\u5438\u53d1\u70ed\u91cf\u5927;\u5149\u56fa\u5316\u673a\u706f\u8870\u8001;\u80f6\u6c34\u6d41\u91cf\u4e0d\u8db3;\u5143\u5668\u4ef6\/PCB\u6709\u73af\u5883\u6c61\u67d3<\/u>.<\/p>\n

\n\t\u89e3\u51b3\u65b9\u6848:\u8c03\u8282\u5e72\u56fa\u66f2\u7ebf\u56fe,\u5c24\u5176\u662f\u63d0\u5347\u5e72\u56fa\u6eab\u5ea6,\u901a\u5e38\u70ed\u5e72\u56fa\u80f6\u7684\u6700\u9ad8\u503c\u5e72\u56fa\u6eab\u5ea6\u4e3a150\u2103\u4e0a\u4e0b,\u8fbe\u4e0d\u4e0a\u6700\u9ad8\u503c\u6eab\u5ea6\u6613\u9020\u6210\u6389\u7247.\u5bf9\u5149\u7ebf\u56fa\u80f6\u800c\u8a00,\u5e94\u89c2\u67e5\u5149\u56fa\u5316\u673a\u706f\u662f\u4e0d\u662f\u8870\u8001,led\u706f\u7ba1\u662f\u4e0d\u662f\u6709\u53d8\u9ed1\u72b6\u51b5;\u5f3a\u529b\u80f6\u7684\u603b\u91cf\u548c\u5143\u5668\u4ef6\/PCB\u662f\u4e0d\u662f\u6709\u73af\u5883\u6c61\u67d3\u5168\u662f\u5e94\u5f53\u8003\u8651\u5230\u7684\u95ee\u9898.<\/p>\n

\n\t\u5e72\u56fa\u540e\u5143\u5668\u4ef6\u7ba1\u811a\u4e0a\u8c03\/\u632a\u52a8<\/p>\n

\n\t\u8fd9\u7c7b\u95ee\u9898\u7684\u60c5\u51b5\u662f\u5e72\u56fa\u540e\u5143\u5668\u4ef6\u7ba1\u811a\u6d6e\u8d77\u6765\u6216\u632a\u52a8,\u6ce2\u5cf0\u710a\u673a\u540e\u9521\u6599\u4f1a\u8fdb\u5230\u710a\u5c42\u4e0b,\u6bd4\u8f83\u4e25\u91cd\u7684\u65f6\u5019\u4f1a\u53d1\u751f\u77ed\u8def\u6545\u969c<\/u>\u3001\u5f15\u8def.\u9020\u6210\u7f18\u6545\u4e3b\u8981\u662f\u8d34\u7247\u5f0f\u80f6\u4e0d\u5300\u79f0\u3001\u8d34\u7247\u5f0f\u5408\u6a21\u529b\u592a\u591a\u6216\u8d34\u7247\u5f0f\u65f6\u5143\u5668\u4ef6\u504f\u4f4d.<\/p>\n

\n\t\u89e3\u51b3\u65b9\u6848:\u8c03\u8282\u81ea\u52a8\u70b9\u80f6\u673a\u52a0\u5de5\u5de5\u827a\u4e3b\u8981\u53c2\u6570;\u57fa\u51c6\u70b9\u5408\u6a21\u529b;\u8c03\u8282\u8d34\u7247\u5f0f\u52a0\u5de5\u5de5\u827a\u4e3b\u8981\u53c2\u6570.<\/p>\n<\/p>\n

\n\t\u710a\u9521\u818f\u5305\u88c5\u5370\u5237\u4e0e\u8d34\u7247\u5f0f\u8d28\u91cf\u68c0\u67e5<\/h2>\n

\n\t\u710a\u9521\u818f\u5305\u88c5\u5370\u5237\u8d28\u91cf\u68c0\u67e5<\/p>\n

\n\t\u7531\u710a\u9521\u818f\u5305\u88c5\u5370\u5237\u6b20\u4f73\u81f4\u4f7f\u7684\u8d28\u91cf\u95ee\u9898\u666e\u904d\u6709\u4e0b\u5217\u51e0\u7c7b:<\/p>\n

\n\t\u710a\u9521\u818f\u4e0d\u591f(\u90e8\u5206\u7f3a\u4e4f\u4e43\u81f3\u603b\u4f53\u7f3a\u4e4f)\u5c06\u9020\u6210\u7535\u710a\u710a\u63a5<\/u>\u540e\u7535\u5b50\u5668\u4ef6\u70b9\u710a\u9521\u91cf\u4e0d\u591f\u3001\u7535\u5b50\u5668\u4ef6\u5f15\u8def\u3001\u7535\u5b50\u5668\u4ef6\u504f\u79fb\u3001\u7535\u5b50\u5668\u4ef6\u7ad6\u8d77.<\/p>\n

\n\t\u710a\u9521\u818f\u9ecf\u8fde\u5c06\u9020\u6210\u7535\u710a\u710a\u63a5\u540e\u7535\u6e90\u7535\u8def<\/u>\u77ed\u8def\u3001\u7535\u5b50\u5668\u4ef6\u504f\u79fb.<\/p>\n

\n\t\u710a\u9521\u818f\u5305\u88c5\u5370\u5237\u603b\u4f53\u504f\u79fb\u5c06\u9020\u6210\u6574\u4e2aPCB\u7ebf\u8def\u677f\u7535\u5b50\u5668\u4ef6\u7535\u710a\u710a\u63a5\u6b20\u4f73,\u5982\u5c11\u9521\u3001\u5f15\u8def\u3001\u504f\u79fb\u3001\u7ad6\u4ef6\u7b49.<\/p>\n

\n\t\u710a\u9521\u818f\u62c9\u5c16\u6613\u9020\u6210\u7535\u710a\u710a\u63a5\u540e\u77ed\u8def\u6545\u969c.<\/p>\n

\n\t<\/p>\n

\n\t\u9020\u6210\u710a\u9521\u818f\u4e0d\u591f\u7684\u9996\u8981\u8981\u7d20<\/p>\n

\n\t\u5370\u5237\u8bbe\u5907\u5de5\u4f5c\u4e2d\u65f6,\u6c92\u6709\u6309\u65f6\u586b\u8865\u52a0\u4e0a\u710a\u9521\u818f.<\/p>\n

\n\t\u710a\u9521\u818f\u8d28\u91cf\u51fa\u73b0\u5f02\u5e38,\u5728\u5176\u4e2d\u6df7\u6709\u80bf\u5757\u7b49\u810f\u4e1c\u897f<\/u>.<\/p>\n

\n\t\u4e4b\u524d\u672a\u7528\u5b8c\u7684\u710a\u9521\u818f\u65e9\u5df2\u5230\u671f,\u88ab\u4e8c\u6b21\u5e94\u7528.<\/p>\n

\n\t\u7ebf\u8def\u677f<\/u>\u4ea7\u54c1\u8d28\u91cf\u95ee\u9898,\u710a\u5c42\u4e0a\u9762\u6709\u4e0d\u5f15\u4eba\u6ce8\u76ee\u7684\u8986\u76d6\u5c42,\u6bd4\u5982\u88ab\u5370\u5728\u710a\u5c42\u4e0a\u7684\u963b\u710a\u5242(\u7eff\u6cb9).<\/p>\n

\n\t\u7ebf\u8def\u677f\u5728\u5370\u5237\u8bbe\u5907\u5185\u7684\u56fa\u5b9a\u4e0d\u52a8\u5939\u7d27\u677e\u8131.<\/p>\n

\n\t\u710a\u9521\u818f\u6f0f\u5370\u94a2\u7f51\u539a\u8584\u4e0d\u5300\u79f0.<\/p>\n

\n\t\u710a\u9521\u818f\u6f0f\u5370\u94a2\u7f51\u6216\u7535\u8def\u677f\u4e0a\u6709\u6c61\u67d3\u7269\u8d28(\u5982PCB\u5468\u8f6c\u6750\u6599\u3001\u94a2\u7f51\u64e6\u62ed\u5e03\u3001\u73af\u5883\u8d28\u91cf\u4e2d\u98d8\u6d6e\u7684\u810f\u4e1c\u897f\u7b49).<\/p>\n

\n\t\u710a\u9521\u818f\u522e\u677f\u6bc1\u574f\u3001\u94a2\u7f51\u6bc1\u574f.<\/p>\n

\n\t\u710a\u9521\u818f\u522e\u677f\u7684\u5de5\u4f5c\u538b\u529b\u3001\u89c6\u89d2\u3001\u901f\u7387\u53ca\u5176\u51fa\u6a21\u901f\u7387\u7b49\u673a\u5668\u8bbe\u5907\u57fa\u672c\u53c2\u6570\u4e0d\u9002\u5408.<\/p>\n

\n\t\u710a\u9521\u818f\u5305\u88c5\u5370\u5237\u8fdb\u884c\u540e,\u7531\u4e8e\u4eba\u4e3a\u8981\u7d20\u4e0d\u5c0f\u5fc3\u88ab\u78d5\u6389.<\/p>\n

\n\t\u9020\u6210\u710a\u9521\u818f\u9ecf\u8fde\u7684\u9996\u8981\u8981\u7d20<\/p>\n

\n\t\u7ebf\u8def\u677f\u7684\u8bbe\u8ba1\u65b9\u6848\u7f3a\u70b9,\u710a\u5c42\u95f4\u9694\u8fc7\u5c0f.<\/p>\n

\n\t\u94a2\u7f51\u95ee\u9898,\u9542\u5b54\u90e8\u4f4d\u6b6a\u659c.<\/p>\n

\n\t\u94a2\u7f51\u672a\u64e6\u6d17\u6e05\u6d01.<\/p>\n

\n\t\u94a2\u7f51\u95ee\u9898\u4f7f\u710a\u9521\u818f\u6389\u4e0b\u6765\u6b20\u4f73.<\/p>\n

\n\t\u710a\u9521\u818f\u7279\u6027\u6b20\u4f73,\u9ecf\u5ea6\u3001\u584c\u9677\u4e0d\u8fc7\u5173.<\/p>\n

\n\t\u7ebf\u8def\u677f\u5728\u5370\u5237\u8bbe\u5907\u5185\u7684\u56fa\u5b9a\u4e0d\u52a8\u5939\u7d27\u677e\u8131.<\/p>\n

\n\t\u710a\u9521\u818f\u522e\u677f\u7684\u5de5\u4f5c\u538b\u529b\u3001\u89c6\u89d2\u3001\u901f\u7387\u53ca\u5176\u51fa\u6a21\u901f\u7387\u7b49\u673a\u5668\u8bbe\u5907\u57fa\u672c\u53c2\u6570\u4e0d\u9002\u5408.<\/p>\n

\n\t\u710a\u9521\u818f\u5305\u88c5\u5370\u5237\u8fdb\u884c\u540e,\u7531\u4e8e\u4eba\u4e3a\u8981\u7d20\u88ab\u538b\u6324\u9ecf\u8fde.<\/p>\n

\n\t\u9020\u6210\u710a\u9521\u818f\u5305\u88c5\u5370\u5237\u603b\u4f53\u504f\u79fb\u7684\u9996\u8981\u8981\u7d20<\/p>\n

\n\t\u7535\u8def\u677f\u4e0a\u7684\u7cbe\u51c6\u5b9a\u4f4d\u6807\u51c6\u4e0d\u6e05\u695a.<\/p>\n

\n\t\u7535\u8def\u677f\u4e0a\u7684\u7cbe\u51c6\u5b9a\u4f4d\u6807\u51c6\u4e0e\u94a2\u7f51\u7684\u6807\u51c6\u6c92\u6709\u5bf9\u6b63.<\/p>\n

\n\t\u7ebf\u8def\u677f\u5728\u5370\u5237\u8bbe\u5907\u5185\u7684\u56fa\u5b9a\u4e0d\u52a8\u5939\u7d27\u677e\u8131.\u7cbe\u51c6\u5b9a\u4f4d\u6a21\u5177\u9876\u9488\u4e0d\u53ca\u65f6.<\/p>\n

\n\t\u5370\u5237\u8bbe\u5907\u7684\u7535\u5b50\u5149\u5b66<\/u>\u7cbe\u51c6\u5b9a\u4f4d\u7cfb\u7edf\u5f02\u5e38.<\/p>\n

\n\t\u710a\u9521\u818f\u6f0f\u5370\u94a2\u7f51\u6253\u5b54\u4e0e\u7ebf\u8def\u677f\u7684\u5236\u5b9a\u6587\u6863\u4e0d\u7b26.<\/p>\n

\n\t\u9020\u6210\u5305\u88c5\u5370\u5237\u710a\u9521\u818f\u62c9\u5c16\u7684\u9996\u8981\u8981\u7d20<\/p>\n

\n\t\u710a\u9521\u818f\u9ecf\u5ea6\u7b49\u6280\u672f\u53c2\u6570\u6709\u4ec0\u4e48\u95ee\u9898.<\/p>\n

\n\t\u7ebf\u8def\u677f\u4e0e\u6f0f\u5370\u94a2\u7f51\u5206\u79bb\u51fa\u6765\u65f6\u7684\u51fa\u6a21\u4e3b\u8981\u53c2\u6570\u8bbe\u7f6e\u6709\u4ec0\u4e48\u95ee\u9898,<\/p>\n

\n\t\u6f0f\u5370\u94a2\u7f51\u9542\u5b54\u7684\u8868\u9762\u5c42\u6709\u6bdb\u8fb9.<\/p>\n<\/p>\n

\n\t\u8d34\u7247\u5f0f\u8d28\u91cf\u68c0\u67e5<\/p>\n

\n\tSMT\u8d34\u7247<\/u>\u666e\u904d\u7684\u8d28\u91cf\u95ee\u9898\u6709\u6389\u4ef6\u3001\u4fa7\u4ef6\u3001\u7ffb\u4ef6\u3001\u504f\u79fb\u3001\u635f\u4ef6\u7b49\u3002<\/p>\n

\n\t\u9020\u6210\u8d34\u7247\u5f0f\u6389\u4ef6\u7684\u9996\u8981\u8981\u7d20<\/p>\n

\n\t\u7535\u5b50\u5668\u4ef6\u9001\u6599\u67b6(feeder)\u7ed9\u6599\u4e0d\u53ca\u65f6.<\/p>\n

\n\t\u5143\u5668\u4ef6\u771f\u7a7a\u5438\u76d8\u7684\u4f9b\u6c14\u963b\u585e\u3001\u771f\u7a7a\u5438\u76d8\u6bc1\u574f\u3001\u771f\u7a7a\u5438\u76d8\u76f8\u5bf9\u9ad8\u5ea6\u6709\u8bef.<\/p>\n

\n\t\u673a\u5668\u8bbe\u5907\u7684\u771f\u6c14\u4f53\u8def\u5e38\u89c1\u6545\u969c,\u4ea7\u751f\u963b\u585e.<\/p>\n

\n\t\u7ebf\u8def\u677f\u62ff\u8d27\u6b20\u4f73,\u9020\u6210\u5f62\u53d8.<\/p>\n

\n\t\u7ebf\u8def\u677f\u7684\u710a\u5c42\u4e0a\u6c92\u6709\u710a\u9521\u818f\u6216\u710a\u9521\u818f\u8fc7\u5c11.<\/p>\n

\n\t\u7535\u5b50\u5668\u4ef6\u4ea7\u54c1\u8d28\u91cf\u95ee\u9898,\u540c\u4e00\u79cd\u7c7b\u7684\u8584\u539a\u4e0d\u4e00\u81f4.<\/p>\n

\n\tsmt\u8d34\u7247\u673a\u8bfb\u53d6\u7a0b\u5e8f\u6d41\u7a0b\u6709\u758f\u6f0f,\u6216\u662f\u7a0b\u5e8f\u7f16\u5199\u65f6\u5bf9\u7535\u5b50\u5668\u4ef6\u8584\u539a\u4e3b\u8981\u53c2\u6570\u7684\u6311\u9009\u4e0d\u6b63\u786e.<\/p>\n

\n\t\u4eba\u4e3a\u8981\u7d20\u4e0d\u5c0f\u5fc3\u78d5\u6389.<\/p>\n

\n\t\u9020\u6210SMC\u7535\u963b<\/u>\u8d34\u7247\u5f0f\u65f6\u7ffb\u4ef6\u3001\u4fa7\u4ef6\u7684\u9996\u8981\u8981\u7d20<\/p>\n

\n\t\u7535\u5b50\u5668\u4ef6\u9001\u6599\u67b6(feeder)\u7ed9\u6599\u51fa\u73b0\u5f02\u5e38.<\/p>\n

\n\t\u8d34\u88c5\u5934\u7684\u771f\u7a7a\u5438\u76d8\u76f8\u5bf9\u9ad8\u5ea6\u4e0d\u5bf9.<\/p>\n

\n\t\u8d34\u88c5\u5934\u6293\u6599\u7684\u76f8\u5bf9\u9ad8\u5ea6\u4e0d\u5bf9.<\/p>\n

\n\t\u5143\u5668\u4ef6\u5c0f\u7f16\u7684\u653e\u6599\u5b54\u89c4\u683c\u8fc7\u5927,\u5143\u5668\u4ef6\u56e0\u9707\u52a8<\/u>\u65cb\u8f6c.<\/p>\n

\n\t\u76d8\u6599\u653e\u8fdb\u5c0f\u7f16\u65f6\u7684\u65b9\u4f4d\u653e\u53cd.<\/p>\n

\n\t\u9020\u6210\u7535\u5b50\u5668\u4ef6\u8d34\u7247\u5f0f\u504f\u79fb\u7684\u9996\u8981\u8981\u7d20<\/p>\n

\n\tsmt\u8d34\u7247\u673a\u7a0b\u5e8f\u7f16\u5199\u65f6,\u7535\u5b50\u5668\u4ef6\u7684X-Y\u8f74\u5ea7\u6807\u6709\u8bef.<\/p>\n

\n\t\u8d34\u7247\u5f0f\u771f\u7a7a\u5438\u76d8\u7f18\u6545,\u4f7f\u5438\u6599\u4e0d\u7a33\u5b9a.<\/p>\n

\n\t\u9020\u6210\u7535\u5b50\u5668\u4ef6\u8d34\u7247\u5f0f\u65f6\u6bc1\u574f\u7684\u9996\u8981\u8981\u7d20<\/p>\n

\n\t\u7cbe\u51c6\u5b9a\u4f4d\u6a21\u5177\u9876\u9488\u8fc7\u9ad8,\u4f7f\u7ebf\u8def\u677f\u7684\u5730\u65b9\u8fc7\u9ad8,\u7535\u5b50\u5668\u4ef6\u5728\u8d34\u7247\u65f6\u88ab\u538b\u6324.<\/p>\n

\n\tsmt\u8d34\u7247\u673a\u7a0b\u5e8f\u7f16\u5199\u65f6,\u7535\u5b50\u5668\u4ef6\u7684Z\u8f74\u5ea7\u6807\u6709\u8bef.<\/p>\n

\n\t\u8d34\u88c5\u5934\u7684\u771f\u7a7a\u5438\u76d8\u626d\u7c27\u88ab\u5361\u4f4f.<\/p>\n<\/p>\n

\n\t\u5371\u5bb3\u518d\u6d41\u710a\u8d28\u91cf\u7684\u8981\u7d20<\/h2>\n

\n\t\u710a\u9521\u818f\u7684\u5f71\u54cd\u56e0\u7d20<\/p>\n

\n\t\u518d\u6d41\u710a\u7684\u8d28\u91cf\u53d7\u4f17\u591a\u8981\u7d20\u7684\u5371\u5bb3,\u6700\u91cd\u8981\u7684\u5173\u952e\u56e0\u7d20\u662f\u518d\u6d41\u710a\u7089\u7684\u6eab\u5ea6\u66f2\u7ebf\u56fe\u53ca\u710a\u9521\u818f\u7684\u6210\u4efd\u4e3b\u8981\u53c2\u6570.\u5982\u4eca\u5e38\u89c1\u7684\u6027\u80fd\u5353\u8d8a\u518d\u6d41\u710a\u7089,\u5df2\u80fd\u8f83\u4e3a\u4fbf\u6377\u5730\u7cbe\u51c6\u64cd\u7eb5\u3001\u8c03\u8282\u6eab\u5ea6\u66f2\u7ebf\u56fe.\u6bd4\u8f83\u4e4b\u4e0b,\u5728\u5bc6\u5ea6\u9ad8\u7684\u4e0e\u5fae\u578b\u5316\u7684\u53d1\u5c55\u8d8b\u52bf\u4e2d,\u710a\u9521\u818f\u7684\u5305\u88c5\u5370\u5237\u5c31\u53d8\u6210\u518d\u6d41\u710a\u54c1\u8d28\u7684\u91cd\u8981.<\/p>\n

\n\t\u710a\u9521\u818f\u5408\u91d1\u7c89\u672b\u7684\u9897\u7c92\u7269\u6837\u5b50\u4e0e\u7a84\u95f4\u9694\u5143\u5668\u4ef6\u7684\u6fc0\u5149\u710a\u63a5\u54c1\u8d28\u76f8\u5173,\u710a\u9521\u818f\u7684\u9ecf\u5ea6\u4e0e\u6210\u4efd\u4e5f\u52a1\u5fc5\u91c7\u7528\u9002\u5ea6.\u6b64\u5916,\u710a\u9521\u818f\u4e00\u822c\u51b7\u51bb\u5b58\u50a8,\u62ff\u53d6\u65f6\u5f85\u4fee\u590d\u5230\u5ba4\u5185\u6e29\u5ea6\u540e,\u624d\u53ef\u4ee5\u6253\u5f00\u8868\u76d6,\u8981\u9700\u6ce8\u610f\u9632\u6b62\u56e0\u6e29\u5ea6\u5dee\u4f7f\u710a\u9521\u818f\u6e17\u5165\u6c34\u84b8\u6c14,\u5fc5\u987b\u65f6\u8981\u6405\u62cc\u5668\u6405\u62cc\u710a\u9521\u818f.<\/p>\n

\n\t\u81ea\u52a8\u710a\u63a5\u8bbe\u5907\u7684\u5371\u5bb3<\/p>\n

\n\t\u6709\u65f6\u5019,\u518d\u6d41\u710a\u673a\u5668\u8bbe\u5907\u7684\u8f93\u9001\u5e26\u632f\u52a8\u8fc7\u5927\u4e5f\u662f\u5371\u5bb3\u6fc0\u5149\u710a\u63a5\u54c1\u8d28\u7684\u539f\u56e0\u4e4b\u4e00.<\/p>\n

\n\t\u518d\u6d41\u710a\u52a0\u5de5\u5de5\u827a\u7684\u5371\u5bb3<\/p>\n

\n\t\u5728\u89e3\u51b3\u4e86\u710a\u9521\u818f\u5370\u5237\u6280\u672f\u4e0e\u8d34\u7247\u5f0f\u52a0\u5de5\u5de5\u827a\u7684\u8d28\u91cf\u51fa\u73b0\u5f02\u5e38\u4ee5\u540e,\u518d\u6d41\u710a\u52a0\u5de5\u5de5\u827a\u81ea\u8eab\u4e5f\u4f1a\u9020\u6210\u4e0b\u5217\u8d28\u91cf\u51fa\u73b0\u5f02\u5e38:<\/p>\n

\n\t\u55b7\u710a\u901a\u5e38\u662f\u518d\u6d41\u710a\u6eab\u5ea6\u7a0d\u4f4e\u6216\u518d\u6d41\u533a\u7684\u6642\u95f4\u4e0d\u591f.<\/p>\n

\n\t\u9521\u73e0\u52a0\u70ed\u533a\u6eab\u5ea6\u62ac\u5347\u901f\u7387\u8fc7\u5feb(\u4e00\u822c\u89c4\u5b9a,\u6eab\u5ea6\u5347\u9ad8\u7684\u76f4\u7ebf\u659c\u7387\u4f4e\u4e8e3\u5ea6\u6bcf\u79d2\u949f).<\/p>\n

\n\t\u8fde\u9521\u7ebf\u8def\u677f\u6216\u7535\u5b50\u5668\u4ef6\u8fd4\u6f6e,\u6c34\u5206\u542b\u91cf\u8fc7\u4f1a\u6613\u9020\u6210\u9521\u7206\u9020\u6210\u8fde\u9521.<\/p>\n

\n\t\u88c2\u75d5\u4e00\u822c\u662f\u51cf\u6e29\u533a\u6eab\u5ea6\u964d\u4f4e\u8fc7\u5feb(\u4e00\u822c\u6709\u94c5\u710a\u63a5\u5de5\u827a\u7684\u6c14\u6e29\u964d\u4f4e\u76f4\u7ebf\u659c\u7387\u4f4e\u4e8e4\u5ea6\u6bcf\u79d2\u949f).<\/p>\n<\/p>\n

\n\tSMT<\/u>\u7535\u710a\u710a\u63a5\u54c1\u8d28\u7f3a\u70b9 \u2501\u2501\u2501 \u518d\u6d41\u710a\u54c1\u8d28\u7f3a\u70b9\u53ca\u89e3\u51b3\u65b9\u6848<\/h2>\n

\n\t\u7acb\u7891\u72b6\u51b5\u518d\u6d41\u710a\u4e2d,\u5185\u7f6e\u5f0f\u7535\u5b50\u539f\u4ef6\u5e38\u53d1\u751f\u7ad6\u8d77\u7684\u72b6\u51b5<\/p>\n

\n\t\u9020\u6210\u7684\u7f18\u6545:\u7acb\u7891\u72b6\u51b5\u4ea7\u751f\u7684\u76f4\u63a5\u539f\u56e0\u662f\u5143\u5668\u4ef6\u4e24\u7aef\u7684\u6da6\u6e7f\u529b\u4e0d\u5e73\u8861,\u56e0\u6b64\u5143\u5668\u4ef6\u4e24\u8fb9\u7684\u626d\u77e9\u90fd\u4e0d\u5747\u8861,\u8fdb\u800c\u9020\u6210\u7acb\u7891\u72b6\u51b5\u7684\u4ea7\u751f.<\/p>\n

\n\t\u4ee5\u4e0b\u72b6\u51b5\u5747\u4f1a\u9020\u6210\u518d\u6d41\u710a\u65f6\u5143\u5668\u4ef6\u4e24\u7aef\u7684\u6f6e\u6e7f\u529b\u4e0d\u5e73\u8861:<\/p>\n

\n\t▶ \u710a\u5c42\u8bbe\u8ba1\u65b9\u6848\u4e0e\u89c4\u5212\u4e0d\u79d1\u5b66.\u5047\u5982\u710a\u5c42\u8bbe\u8ba1\u65b9\u6848\u4e0e\u5408\u7406\u5e03\u5c40\u6709\u4e0b\u5217\u7f3a\u70b9,\u53ef\u80fd\u9020\u6210\u5143\u5668\u4ef6\u4e24\u7aef\u7684\u6f6e\u6e7f\u529b\u4e0d\u5e73\u8861.<\/p>\n

\n\t\u5143\u5668\u4ef6\u7684\u4e24\u4fa7\u710a\u5c42\u4e4b\u4e00\u4e0e\u63a5\u5730\u7ebf\u76f8\u4e92\u8fde\u63a5\u6216\u6709\u4e00\u4fa7\u710a\u5c42\u603b\u9762\u79ef\u8fc7\u5927,\u710a\u5c42\u4e24\u8fb9\u70ed\u5bfc\u7387\u4e0d\u5300\u79f0;<\/p>\n

\n\tPCB\u8868\u5c42\u5404\u4e2a\u5730\u65b9\u7684\u6e29\u5ea6\u5dee\u8fc7\u5927\u4ee5\u81f3\u5143\u5668\u4ef6\u710a\u5c42\u4e24\u4fa7\u5438\u70ed\u53cd\u5e94\u4e0d\u5300\u79f0;<\/p>\n

\n\t\u5927\u4e2d\u578b\u5143\u5668\u4ef6QFP\u3001BGA\u3001\u70ed\u7ba1\u6563\u70ed\u5668\u5468\u8fb9\u7684\u4e2d\u5c0f\u578b\u5185\u7f6e\u5f0f\u5143\u5668\u4ef6\u710a\u5c42\u4e24\u8fb9\u4f1a\u4ea7\u751f\u6eab\u5ea6\u4e0d\u5300\u79f0.<\/p>\n

\n\t\u89e3\u51b3\u65b9\u6848:\u66f4\u6539\u710a\u5c42\u8bbe\u8ba1\u65b9\u6848\u4e0e\u5408\u7406\u5e03\u5c40.<\/p>\n

\n\t▶\u710a\u9521\u818f\u4e0e\u710a\u9521\u818f\u5305\u88c5\u5370\u5237\u5b58\u5728\u7684\u95ee\u9898.\u710a\u9521\u818f\u7684\u6d3b\u529b\u4e0d\u9ad8\u6216\u5143\u5668\u4ef6\u7684\u53ef\u953b\u6027\u5dee,\u710a\u9521\u818f\u878d\u5316\u540e,\u754c\u9762\u5f20\u529b\u4e0d\u4e00\u6837,\u5c06\u9020\u6210\u710a\u5c42\u6f6e\u6e7f\u529b\u4e0d\u5e73\u8861.\u4e24\u710a\u5c42\u7684\u710a\u9521\u818f\u5305\u88c5\u5370\u5237\u91cf\u4e0d\u5300\u79f0,\u591a\u7684\u4e00\u8fb9\u4f1a\u56e0\u4e3a\u710a\u9521\u818f\u5438\u53d1\u70ed\u91cf\u589e\u52a0,\u6eb6\u5316\u6642\u95f4\u843d\u540e,\u4ee5\u81f3\u6f6e\u6e7f\u529b\u4e0d\u5e73\u8861.<\/p>\n

\n\t\u89e3\u51b3\u65b9\u6848:\u91c7\u7528\u6d3b\u529b\u8f83\u9ad8\u7684\u710a\u9521\u818f,\u6539\u8fdb\u710a\u9521\u818f\u5305\u88c5\u5370\u5237\u4e3b\u8981\u53c2\u6570,\u5c24\u5176\u662f\u6a21\u7248\u7684\u9875\u9762\u89c4\u683c.<\/p>\n

\n\t▶\u8d34\u7247\u5f0f\u632a\u52a8Z\u8f74\u65b9\u5411\u4e0a\u627f\u53d7\u529b\u4e0d\u5300\u79f0,\u4f1a\u9020\u6210\u5143\u5668\u4ef6\u6e17\u5165\u5230\u710a\u9521\u818f\u4e2d\u7684\u6df1\u5c42\u4e0d\u5300\u79f0,\u878d\u5316\u7684\u65f6\u5019\u4f1a\u56e0\u65f6\u5dee\u800c\u9020\u6210\u4e24\u4fa7\u7684\u6f6e\u6e7f\u529b\u4e0d\u5e73\u8861.\u5047\u5982\u5143\u5668\u4ef6\u8d34\u7247\u5f0f\u632a\u52a8\u4f1a\u7acb\u5373\u9020\u6210\u7acb\u7891.<\/p>\n

\n\t\u89e3\u51b3\u65b9\u6848:\u8c03\u6574smt\u8d34\u7247\u673a\u52a0\u5de5\u5de5\u827a\u4e3b\u8981\u53c2\u6570.<\/p>\n

\n\t▶\u7089\u6e29\u66f2\u7ebf\u6709\u8bef,\u5047\u5982\u518d\u6d41\u710a\u7089\u7089\u5899\u8fc7\u77ed\u548c\u63a7\u6e29\u592a\u5c11\u90fd\u4f1a\u5bfc\u81f4\u5bf9PCB\u52a0\u6e29\u7684\u5de5\u4f5c\u4e2d\u66f2\u7ebf\u56fe\u6709\u8bef,\u4ee5\u81f3\u8868\u9762\u4e0a\u6e7f\u5dee\u8fc7\u5927,\u8fdb\u800c\u5bfc\u81f4\u6f6e\u6e7f\u529b\u4e0d\u5e73\u8861.<\/p>\n

\n\t\u89e3\u51b3\u65b9\u6848:\u4f9d\u636e\u6bcf\u4e00\u79cd\u4e0d\u4e00\u6837\u5546\u54c1\u8c03\u6574\u597d\u9002\u5ea6\u7684\u6eab\u5ea6\u66f2\u7ebf\u56fe.<\/p>\n

\n\t▶N2\u518d\u6d41\u710a\u4e2d\u7684\u5438\u6c27\u6d53\u5ea6.\u91c7\u7528N2\u7ef4\u62a4\u518d\u6d41\u710a\u4f1a\u63d0\u5347\u710a\u63a5\u6750\u6599\u7684\u6f6e\u6e7f\u529b,\u4f46\u6108\u6765\u6108\u591a\u7684\u4f8b\u5b50\u8868\u660e,\u5728\u542b\u6c27\u91cf\u8fc7\u4f4e\u7684\u60c5\u5f62\u4e0b\u4ea7\u751f\u7acb\u7891\u7684\u72b6\u51b5\u53cd\u5012\u589e\u52a0;\u901a\u5e38\u89c9\u5f97\u6c27\u542b\u91cf\u64cd\u7eb5\u5728(100\uff5e500)\u00d710\u7684\u8d1f6\u4e09\u6b21\u65b9\u4e0a\u4e0b\u66f4\u4e3a\u9002\u5408.<\/p>\n

\n\t\u9521\u73e0<\/p>\n

\n\t\u9521\u73e0\u662f\u518d\u6d41\u710a\u4e2d\u591a\u89c1\u7684\u7f3a\u70b9\u4e4b\u4e00,\u5b83\u4e0d\u4f46\u5f71\u54cd\u5230\u5916\u578b\u5e76\u4e14\u4f1a\u9020\u6210\u4e2d\u7ee7.\u9521\u73e0\u53ef\u5206\u6210\u4e24\u5927\u7c7b,\u4e00\u7c7b\u53d1\u751f\u5728\u5185\u7f6e\u5f0f\u7535\u5b50\u5668\u4ef6\u4e00\u4fa7,\u5e38\u4ee5\u4e00\u4e2a\u5355\u72ec\u7684\u5927\u7403\u5f62;\u53e6\u4e00\u7c7b\u53d1\u751f\u5728IC\u7ba1\u811a\u56db\u5468,\u5448\u5206\u6563\u5316\u7684\u5c0f\u73e0\u72b6.\u9020\u6210\u9521\u73e0\u7684\u56e0\u7d20\u8bb8\u591a,\u73b0\u5256\u6790\u5982\u4e0b\u6240\u793a:<\/p>\n

\n\t▶\u6eab\u5ea6\u66f2\u7ebf\u56fe\u6709\u8bef.\u518d\u6d41\u710a\u66f2\u7ebf\u56fe\u53ef\u4ee5\u5206\u62104\u4e2a\u533a\u95f4,\u5206\u522b\u662f\u52a0\u70ed\u3001\u9694\u70ed\u4fdd\u6e29\u3001\u518d\u6d41\u548c\u5236\u51b7.\u52a0\u70ed\u3001\u9694\u70ed\u4fdd\u6e29\u7684\u6548\u679c\u662f\u4ee5\u4fbf\u4f7fPCB\u5916\u8868\u6e29\u5ea6\u572860\uff5e90s\u5185\u5347\u81f3150\u2103,\u5e76\u9694\u70ed\u4fdd\u6e29\u7ea690s,\u8fd9\u4e0d\u4ec5\u4ec5\u53ef\u4ee5\u51cf\u5c11PCB\u53ca\u5143\u5668\u4ef6\u7684\u70ed\u51b2\u51fb\u6027,\u66f4\u4e3b\u8981\u662f\u4fdd\u8bc1\u710a\u9521\u818f\u7684\u6db2\u4f53\u80fd\u4e00\u90e8\u5206\u84b8\u53d1,\u9632\u6b62\u518d\u6d41\u710a\u65f6\u56e0\u6709\u673a\u6eb6\u5242\u8fc7\u591a\u9020\u6210\u6e85\u51fa,\u5bfc\u81f4\u710a\u9521\u818f\u51b2\u7834\u710a\u5c42\u800c\u4ea7\u751f\u9521\u73e0.<\/p>\n

\n\t\u89e3\u51b3\u65b9\u6848:\u7559\u610f\u63d0\u6e29\u901f\u5ea6,\u5e76\u91c7\u7528\u9002\u5f53\u7684\u52a0\u70ed,\u4f7f\u4e4b\u6709\u4e00\u4e2a\u4e0d\u9519\u7684\u670d\u52a1\u5e73\u53f0\u4f7f\u6709\u673a\u6eb6\u5242\u7edd\u5927\u591a\u6570\u84b8\u53d1.<\/p>\n

\n\t▶\u710a\u9521\u818f\u7684\u54c1\u8d28<\/p>\n

\n\t\u710a\u9521\u818f\u4e2d\u91d1\u5c5e\u6750\u6599\u6210\u5206\u901a\u5e38\u5728(90\u00b10.5)\u2105,\u91d1\u5c5e\u6750\u6599\u6210\u5206\u8fc7\u4f4e\u4f1a\u9020\u6210\u52a9\u710a\u818f\u6210\u4efd\u592a\u591a,\u56e0\u800c\u592a\u591a\u7684\u52a9\u710a\u818f\u4f1a\u56e0\u4e3a\u52a0\u70ed\u73af\u8282\u4e0d\u5bb9\u6613\u6325\u53d1\u800c\u9020\u6210\u98de\u73e0.<\/p>\n

\n\t\u710a\u9521\u818f\u4e2d\u6c34\u84b8\u6c7d\u548c\u6c27\u542b\u91cf\u63d0\u5347\u4e5f\u4f1a\u9020\u6210\u98de\u73e0.\u56e0\u4e3a\u710a\u9521\u818f\u901a\u5e38\u51b7\u51bb,\u5f53\u4ece\u7535\u51b0\u7bb1\u4e2d\u53d6\u4e0b\u65f6,\u8981\u662f\u6ca1\u6709\u4fdd\u8bc1\u4fee\u590d\u6642\u95f4,\u53ef\u80fd\u9020\u6210\u6c34\u84b8\u6c7d\u8fdb\u5230;\u9664\u6b64\u4e4b\u5916\u710a\u9521\u818f\u74f6\u7684\u5916\u76d6\u6bcf\u4e00\u6b21\u8fd0\u7528\u540e\u9700\u76d6\u7d27,\u82e5\u6ca1\u7acb\u5373\u76d6\u4e25,\u4e5f\u4f1a\u9020\u6210\u6c34\u84b8\u6c7d\u7684\u8fdb\u5230.<\/p>\n

\n\t\u653e\u5230\u6a21\u7248\u4e0a\u5370\u5237\u7684\u710a\u9521\u818f\u5728\u7ae3\u5de5\u540e.\u5269\u4f59\u7684\u90e8\u5206\u5e94\u518d\u884c\u89e3\u51b3,\u82e5\u518d\u653e\u5230\u539f\u5148\u74f6\u4e2d,\u4f1a\u9020\u6210\u74f6\u4e2d\u710a\u9521\u818f\u9709\u53d8,\u4e5f\u4f1a\u9020\u6210\u9521\u73e0.<\/p>\n

\n\t\u89e3\u51b3\u65b9\u6848:\u6311\u9009\u4f18\u826f\u7684\u710a\u9521\u818f,\u7559\u610f\u710a\u9521\u818f\u7684\u5b58\u653e\u4e0e\u5e94\u7528\u89c4\u5b9a.<\/p>\n

\n\t▶\u5305\u88c5\u5370\u5237\u4e0e\u8d34\u7247\u5f0f<\/p>\n

\n\t\u5728\u710a\u9521\u818f\u7684\u5370\u5237\u6280\u672f\u4e2d,\u56e0\u4e3a\u6a21\u7248\u4e0e\u710a\u5c42\u5bf9\u65f6\u4f1a\u4ea7\u751f\u504f\u4f4d,\u82e5\u504f\u4f4d\u8fc7\u5927\u5219\u4f1a\u9020\u6210\u710a\u9521\u818f\u6d78\u6f0f\u5230\u710a\u5c42\u5916,\u52a0\u6e29\u540e\u5f88\u5bb9\u6613\u53d1\u751f\u9521\u73e0.\u9664\u6b64\u4e4b\u5916\u5305\u88c5\u5370\u5237\u529e\u516c\u73af\u5883\u4e0d\u592a\u597d\u4e5f\u4f1a\u9020\u6210\u9521\u73e0\u7684\u8f6c\u5316\u6210,\u7406\u60f3\u5316\u7684\u5305\u88c5\u5370\u5237\u5de5\u4f5c\u6e29\u5ea6\u4e3a25\u00b13\u2103,\u7a7a\u6c14\u6e7f\u5ea6\u4e3a50\u2105\uff5e65\u2105.<\/p>\n

\n\t\u89e3\u51b3\u65b9\u6848:\u7ec6\u5fc3\u8c03\u8282\u6a21\u7248\u7684\u5939\u88c5,\u907f\u514d\u677e\u8131\u72b6\u51b5.\u6539\u8fdb\u5305\u88c5\u5370\u5237\u529e\u516c\u73af\u5883.<\/p>\n

\n\t\u8d34\u7247\u5f0f\u5168\u8fc7\u7a0b\u4e2dZ\u8f74\u7684\u8d1f\u62c5\u4e5f\u662f\u9020\u6210\u9521\u73e0\u7684\u4e00\u9879\u5173\u952e\u7f18\u6545,\u5374\u901a\u5e38\u4e0d\u4f1a\u5f15\u8d77\u6211\u4eec\u7684\u7559\u610f.\u4e00\u90e8\u5206smt\u8d34\u7247\u673aZ\u6865\u8f74\u662f\u6839\u636e\u5143\u5668\u4ef6\u7684\u8584\u539a\u6765\u7cbe\u51c6\u5b9a\u4f4d\u7684,\u5982Z\u8f74\u76f8\u5bf9\u9ad8\u5ea6\u8c03\u6574\u4e0d\u5408\u7406,\u4f1a\u9020\u6210\u5143\u5668\u4ef6\u8d34\u4f4fPCB\u4e0a\u7684\u4e00\u77ac\u95f4\u5c06\u710a\u9521\u818f\u538b\u6324\u5230\u710a\u5c42\u5916\u7684\u72b6\u51b5,\u8fd9\u4e00\u90e8\u5206\u710a\u9521\u818f\u4f1a\u5728\u7535\u710a\u65f6\u4ea7\u751f\u9521\u73e0.\u8fd9\u6837\u7684\u4e8b\u60c5\u4e0b\u9020\u6210\u7684\u9521\u73e0\u89c4\u683c\u7a0d\u5927.<\/p>\n

\n\t\u89e3\u51b3\u65b9\u6848:\u518d\u6b21\u8c03\u6574smt\u8d34\u7247\u673a\u7684Z\u8f74\u76f8\u5bf9\u9ad8\u5ea6.<\/p>\n

\n\t\u6a21\u7248\u7684\u8584\u539a\u4e0e\u5f20\u53e3\u89c4\u683c.\u6a21\u7248\u8584\u539a\u4e0e\u5f20\u53e3\u89c4\u683c\u8fc7\u5927,\u4f1a\u9020\u6210\u710a\u9521\u818f\u4f7f\u7528\u91cf\u6269\u5927,\u4e5f\u4f1a\u9020\u6210\u710a\u9521\u818f\u6f2b\u6d41\u5230\u710a\u5c42\u5916,\u5c24\u5176\u662f\u7528\u5316\u5b66\u8150\u8680\u65b9\u5f0f\u751f\u4ea7\u5236\u9020\u7684\u6a21\u677f\u56fe\u7247.<\/p>\n

\n\t\u89e3\u51b3\u65b9\u6848:\u91c7\u7528\u9002\u5ea6\u8584\u539a\u7684\u6a21\u7248\u548c\u5f20\u53e3\u89c4\u683c\u7684\u8bbe\u8ba1\u65b9\u6848,\u4e00\u822c\u6a21\u7248\u5f20\u53e3\u603b\u9762\u79ef\u4e3a\u710a\u5c42\u89c4\u683c\u768490\u2105.<\/p>\n<\/p>\n

\n\t\u82af\u5438\u72b6\u51b5<\/h2>\n

\n\t\u82af\u5438\u72b6\u51b5\u53c8\u88ab\u79f0\u4e3a\u62bd\u82af\u72b6\u51b5,\u662f\u666e\u904d\u94f8\u9020\u7f3a\u9677\u4e4b\u4e00,\u5e38\u89c1\u4e8e\u6c14\u76f8\u8272\u8c31\u518d\u6d41\u710a.\u82af\u5438\u72b6\u51b5\u4f7f\u710a\u63a5\u6750\u6599\u6446\u8131\u710a\u5c42\u800c\u6cbf\u7ba1\u811a\u4e0a\u6da8\u5230\u7ba1\u811a\u4e0e\u5904\u7406\u5668\u672c\u8eab\u4e2d\u95f4,\u901a\u5e38\u4f1a\u4ea7\u751f\u6bd4\u8f83\u4e25\u91cd\u7684\u865a\u710a\u72b6\u51b5.\u9020\u6210\u7684\u7f18\u6545\u53ea\u9700\u662f\u56e0\u4e3a\u5143\u5668\u4ef6\u7ba1\u811a\u7684\u5bfc\u70ed\u7387\u5927,\u6545\u63d0\u6e29\u5feb\u901f,\u4ee5\u81f3\u710a\u63a5\u6750\u6599\u4f18\u5148\u9009\u62e9\u6f6e\u6e7f\u7ba1\u811a,\u710a\u63a5\u6750\u6599\u4e0e\u7ba1\u811a\u4e2d\u95f4\u7684\u6f6e\u6e7f\u529b\u8fdc\u9ad8\u4e8e\u710a\u63a5\u6750\u6599\u4e0e\u710a\u5c42\u95f4\u7684\u6f6e\u6e7f\u529b,\u9664\u6b64\u4e4b\u5916\u7ba1\u811a\u7684\u4e0a\u7fd8\u66f4\u4f1a\u52a0\u91cd\u82af\u5438\u72b6\u51b5\u7684\u4ea7\u751f.<\/p>\n

\n\t\u89e3\u51b3\u65b9\u6848:<\/p>\n

\n\t\u9488\u5bf9\u6c14\u76f8\u8272\u8c31\u518d\u6d41\u710a\u5e94\u5c06SMA\u6700\u5148\u5145\u8db3\u52a0\u70ed\u540e\u518d\u653e\u8fdb\u6c14\u76f8\u8272\u8c31\u7089\u4e2d;<\/p>\n

\n\t\u5e94\u4ed4\u7ec6\u67e5\u9a8cPCB\u710a\u5c42\u7684\u53ef\u953b\u6027,\u53ef\u953b\u6027\u4e0d\u592a\u597d\u7684PCB\u4e0d\u53ef\u4ee5\u7528\u4ee5\u751f\u4ea7\u5236\u9020;<\/p>\n

\n\t\u5145\u8db3\u9ad8\u5ea6\u91cd\u89c6\u5143\u5668\u4ef6\u7684\u5171\u9762\u6027,\u5bf9\u5171\u9762\u6027\u4e0d\u592a\u597d\u7684\u5143\u5668\u4ef6\u4e5f\u4e0d\u53ef\u4ee5\u7528\u4ee5\u751f\u4ea7\u5236\u9020.<\/p>\n

\n\t\u5728\u7ea2\u5916\u7ebf<\/u>\u518d\u6d41\u710a\u4e2d,PCB\u677f\u6750\u4e0e\u710a\u63a5\u6750\u6599\u4e2d\u7684\u6709\u673a\u5316\u5b66\u52a9\u710a\u818f\u662f\u7ea2\u5916\u611f\u5e94\u4f18\u826f\u7684\u6d88\u5316\u5438\u6536\u7269\u8d28,\u800c\u7ba1\u811a\u5374\u80fd\u4e00\u90e8\u5206\u53cd\u5c04\u9762\u7ea2\u5916\u611f\u5e94,\u6545\u76f8\u6bd4\u800c\u8a00\u710a\u63a5\u6750\u6599\u4f18\u5148\u9009\u62e9\u878d\u5316,\u710a\u63a5\u6750\u6599\u4e0e\u710a\u5c42\u7684\u6f6e\u6e7f\u529b\u4fbf\u4f1a\u8d85\u8fc7\u710a\u63a5\u6750\u6599\u4e0e\u7ba1\u811a\u4e2d\u95f4\u7684\u6f6e\u6e7f\u529b,\u6545\u710a\u63a5\u6750\u6599\u4e0d\u5bb9\u6613\u6cbf\u7ba1\u811a\u5347\u9ad8,\u8fdb\u800c\u4ea7\u751f\u82af\u5438\u72b6\u51b5\u7684\u53ef\u80fd\u6027\u5c31\u5c0f\u5f97\u591a.<\/p>\n

\n\t\u6865\u8fde<\/p>\n

\n\t\u6865\u8fde\u662fSMT\u751f\u4ea7\u5236\u9020\u4e2d\u591a\u89c1\u7684\u7f3a\u70b9\u4e4b\u4e00,\u5b83\u4f1a\u9020\u6210\u5143\u5668\u4ef6\u95f4\u7684\u77ed\u8def\u6545\u969c,\u78b0\u5230\u6865\u8fde\u52a1\u5fc5\u7ef4\u4fee.\u9020\u6210\u6865\u8fde\u7684\u56e0\u7d20\u8bb8\u591a\u5173\u952e\u6709:<\/p>\n

\n\t▶ \u710a\u9521\u818f\u7684\u4ea7\u54c1\u8d28\u91cf\u95ee\u9898.<\/p>\n

\n\t\u710a\u9521\u818f\u4e2d\u91d1\u5c5e\u6750\u6599\u6210\u5206\u8f83\u9ad8,\u5c24\u5176\u662f\u5305\u88c5\u5370\u5237\u6642\u95f4\u592a\u4e45,\u6613\u53d1\u751f\u91d1\u5c5e\u6750\u6599\u6210\u5206\u63d0\u9ad8,\u9020\u6210IC\u7ba1\u811a\u6865\u8fde;<\/p>\n

\n\t\u710a\u9521\u818f\u9ecf\u5ea6\u4f4e,\u52a0\u70ed\u540e\u6f2b\u6d41\u5230\u710a\u5c42\u5916;<\/p>\n

\n\t\u710a\u9521\u818f\u5854\u843d\u5ea6\u5dee,\u52a0\u70ed\u540e\u6f2b\u6d41\u5230\u710a\u5c42\u5916;<\/p>\n

\n\t\u89e3\u51b3\u65b9\u6848:\u8c03\u8282\u710a\u9521\u818f\u914d\u5236\u6216\u6539\u6210\u6027\u4ef7\u6bd4\u9ad8\u7684\u710a\u9521\u818f.<\/p>\n

\n\t▶\u5305\u88c5\u5370\u5237\u7cfb\u7edf\u8f6f\u4ef6<\/p>\n

\n\t\u5370\u5237\u8bbe\u5907\u53cd\u590d\u7cbe\u5bc6\u5ea6\u5dee,\u5bf9\u5408\u53c2\u5dee\u4e0d\u9f50(\u539a\u94a2\u677f\u5bf9\u5408\u4e0d\u592a\u597d\u3001PCB\u5bf9\u5408\u4e0d\u592a\u597d),.\u5bfc\u81f4\u710a\u9521\u818f\u5305\u88c5\u5370\u5237\u5230\u710a\u5c42\u5916,\u5c24\u5176\u662f\u7ec6\u95f4\u9694QFP\u710a\u5c42;<\/p>\n

\n\t\u6a21\u7248\u5bf9\u8bdd\u6846\u89c4\u683c\u4e0e\u8584\u539a\u8bbe\u8ba1\u65b9\u6848\u4e0d\u5bf9\u53ca\u5176PCB\u710a\u5c42\u8bbe\u8ba1\u65b9\u6848Sn-pb\u94dd\u5408\u91d1\u6d82\u5c42\u4e0d\u5300\u79f0,\u9020\u6210\u710a\u9521\u818f\u504f\u591a.<\/p>\n

\n\t\u89e3\u51b3\u65b9\u6848:\u8c03\u8282\u5370\u5237\u8bbe\u5907,\u6539\u8fdbPCB\u710a\u5c42\u6d82\u6577\u5c42;<\/p>\n

\n\t▶\u8d34\u653e\u5de5\u4f5c\u538b\u529b\u8fc7\u5927,\u710a\u9521\u818f\u53d7\u529b\u540e\u6ee1\u6d41\u662f\u5236\u9020\u4e2d\u591a\u89c1\u7684\u7f18\u6545.\u6b64\u5916\u8d34\u7247\u5f0f\u7cbe\u5bc6\u5ea6\u4e0d\u8db3\u4f1a\u4f7f\u5143\u5668\u4ef6\u53d1\u751f\u632a\u52a8\u3001IC\u7ba1\u811a\u5f62\u53d8\u7b49.<\/p>\n

\n\t▶\u518d\u6d41\u710a\u7089\u63d0\u6e29\u901f\u7387\u8fc7\u5feb,\u710a\u9521\u818f\u4e2d\u6709\u673a\u6eb6\u5242\u8d76\u4e0d\u53ca\u84b8\u53d1.<\/p>\n

\n\t\u89e3\u51b3\u65b9\u6848:\u8c03\u8282smt\u8d34\u7247\u673aZ\u8f74\u76f8\u5bf9\u9ad8\u5ea6\u53ca\u518d\u6d41\u710a\u7089\u63d0\u6e29\u901f\u7387.<\/p>\n

\n\t\u6ce2\u5cf0\u710a\u673a\u54c1\u8d28\u7f3a\u70b9\u53ca\u89e3\u51b3\u65b9\u6848<\/p>\n

\n\t▶\u62c9\u5c16\u5c31\u662f\u6307\u5728\u70b9\u710a\u9876\u7aef\u53d1\u751f\u4e0d\u5fc5\u8981\u7684\u9488\u72b6\u710a\u9521\u4e1d,\u8fd9\u4e5f\u662f\u6ce2\u5cf0\u710a\u5de5\u827a\u4e2d\u72ec\u6709\u7684\u7f3a\u70b9.<\/p>\n

\n\t\u9020\u6210\u7f18\u6545:PCB\u4f20\u8f93\u901f\u5ea6\u4e0d\u5408\u7406,\u52a0\u70ed\u6e29\u5ea6\u4f4e,\u9521\u9505\u6e29\u5ea6\u4f4e,PCB\u4f20\u8f93\u503e\u659c\u5ea6\u5c0f,\u6ce2\u5cf0\u710a\u6b20\u4f73,\u52a9\u710a\u5242\u65e0\u6548,\u5143\u5668\u4ef6\u5bfc\u7ebf\u53ef\u953b\u6027\u5dee.<\/p>\n

\n\t\u89e3\u51b3\u65b9\u6848:\u8c03\u8282\u4f20\u8f93\u901f\u5ea6\u5230\u597d\u624d\u884c,\u8c03\u8282\u52a0\u70ed\u6eab\u5ea6\u548c\u9521\u9505\u6eab\u5ea6,\u8c03\u8282PCB\u4f20\u8f93\u89c6\u89d2,\u7504\u9009\u55b7\u5934,\u8c03\u8282\u6ce2\u5cf0\u710a\u6837\u5b50,\u66ff\u6362\u65b0\u7684\u52a9\u710a\u5242\u5e76\u5904\u7406\u5bfc\u7ebf\u53ef\u953b\u6027\u95ee\u9898.<\/p>\n

\n\t▶\u865a\u710a\u9020\u6210\u7f18\u6545:\u7535\u5b50\u5668\u4ef6\u5bfc\u7ebf\u53ef\u953b\u6027\u5dee,\u52a0\u70ed\u6e29\u5ea6\u4f4e,\u710a\u63a5\u6750\u6599\u95ee\u9898,\u52a9\u710a\u818f\u6d3b\u529b\u4f4e,\u710a\u5c42\u5b54\u5f88\u5927,\u5f15\u5236\u677f\u7a7a\u6c14\u6c27\u5316,\u8868\u9762\u6709\u73af\u5883\u6c61\u67d3,\u4f20\u8f93\u901f\u5ea6\u8fc7\u5feb,\u9521\u9505\u6e29\u5ea6\u4f4e.<\/p>\n

\n\t\u89e3\u51b3\u65b9\u6848:\u5904\u7406\u5bfc\u7ebf\u53ef\u953b\u6027,\u8c03\u8282\u52a0\u70ed\u6eab\u5ea6,\u68c0\u9a8c\u710a\u9521\u4e1d\u7684\u9521\u548c\u6b8b\u6e23\u6210\u5206,\u8c03\u8282\u52a9\u710a\u5242\u76f8\u5bf9\u5bc6\u5ea6,\u8bbe\u8ba1\u65b9\u6848\u65f6\u964d\u4f4e\u710a\u5c42\u5b54,\u6d88\u9664PCB\u91d1\u5c5e\u6c27\u5316\u7269,\u6e05\u7406\u8868\u9762,\u8c03\u8282\u4f20\u8f93\u901f\u5ea6,\u8c03\u8282\u9521\u9505\u6eab\u5ea6.<\/p>\n

\n\t▶ \u9521\u8584\u9020\u6210\u7684\u7f18\u6545:\u7535\u5b50\u5668\u4ef6\u5bfc\u7ebf\u53ef\u953b\u6027\u5dee,\u710a\u5c42\u5f88\u5927(\u5fc5\u987b\u5927\u710a\u5c42\u4ee5\u5916),\u710a\u5c42\u5b54\u5f88\u5927,\u7535\u710a\u710a\u63a5\u89c6\u89d2\u5f88\u5927,\u4f20\u8f93\u901f\u5ea6\u8fc7\u5feb,\u9521\u9505\u6eab\u5ea6\u9ad8,\u52a9\u710a\u5242\u6d82\u8986\u4e0d\u5747\u5300,\u710a\u63a5\u6750\u6599\u542b\u9521\u91cf\u4e0d\u591f.<\/p>\n

\n\t\u89e3\u51b3\u65b9\u6848:\u5904\u7406\u5bfc\u7ebf\u53ef\u953b\u6027,\u8bbe\u8ba1\u65b9\u6848\u65f6\u964d\u4f4e\u710a\u5c42\u53ca\u710a\u5c42\u5b54,\u964d\u4f4e\u7535\u710a\u710a\u63a5\u89c6\u89d2,\u8c03\u8282\u4f20\u8f93\u901f\u5ea6,\u8c03\u8282\u9521\u9505\u6eab\u5ea6,\u67e5\u9a8c\u6d78\u6d82\u52a9\u710a\u5242\u8bbe\u5907,\u68c0\u9a8c\u710a\u63a5\u6750\u6599\u6210\u5206.<\/p>\n

\n\t▶\u6f0f\u710a\u9020\u6210\u7f18\u6545:\u5bfc\u7ebf\u53ef\u953b\u6027\u5dee,\u710a\u63a5\u6750\u6599\u6ce2\u5cf0\u710a\u4e0d\u7a33,\u52a9\u710a\u818f\u65e0\u6548\u6216\u55b7\u6f06\u4e0d\u5747\u5300,PCB\u90e8\u5206\u53ef\u953b\u6027\u5dee,\u4f20\u8f93\u94fe\u98a4\u52a8,\u6d78\u6d82\u52a9\u710a\u5242\u548c\u52a9\u710a\u818f\u4e0d\u76f8\u6eb6,\u751f\u4ea7\u6d41\u7a0b\u4e0d\u79d1\u5b66.<\/p>\n

\n\t\u89e3\u51b3\u65b9\u6848:\u5904\u7406\u5bfc\u7ebf\u53ef\u953b\u6027,\u67e5\u9a8c\u6ce2\u5cf0\u710a\u8bbe\u5907,\u62c6\u6362\u52a9\u710a\u5242,\u67e5\u9a8c\u6d78\u6d82\u52a9\u710a\u5242\u8bbe\u5907,\u5904\u7406PCB\u53ef\u953b\u6027(\u6e05\u7406\u6216\u9000\u6362\u8d27),\u67e5\u9a8c\u8c03\u8282\u4f20\u52a8\u7cfb\u7edf,\u7edf\u4e00\u5e94\u7528\u52a9\u710a\u5242,\u8c03\u8282\u751f\u4ea7\u6d41\u7a0b.<\/p>\n

\n\t▶\u7535\u710a\u710a\u63a5\u540e\u5370\u5236\u7535\u8def\u677f\u963b\u710a\u819c\u51fa\u6ce1<\/p>\n

\n\tSMA\u5728\u7535\u710a\u710a\u63a5\u4e4b\u540e\u5728\u67d0\u4e9b\u70b9\u710a\u5468\u8fb9\u53d1\u751f\u6de1\u7eff\u8272\u7684\u70ed\u6c14\u6ce1,\u6bd4\u8f83\u4e25\u91cd\u65f6\u8fd8\u4f1a\u7ee7\u7eed\u53d1\u751f\u624b\u6307\u7532\u5c3a\u5bf8\u7684\u6ce1\u72b6\u7269\u8d28,\u4e0d\u4f46\u5f71\u54cd\u5230\u5916\u578b\u54c1\u8d28,\u6bd4\u8f83\u4e25\u91cd\u65f6\u8fd8\u4f1a\u7ee7\u7eed\u5371\u5bb3\u7279\u6027,\u8fd9\u7c7b\u7f3a\u70b9\u4e5f\u662f\u518d\u6d41\u710a\u52a0\u5de5\u5de5\u827a\u4e2d\u5e38\u5e38\u53d1\u751f\u7684\u95ee\u9898,\u4f46\u4ee5\u6ce2\u5cf0\u710a\u673a\u65f6\u4e3a\u591a.<\/p>\n

\n\t\u9020\u6210\u7f18\u6545:\u963b\u710a\u819c\u51fa\u6ce1\u7684\u76f4\u63a5\u539f\u56e0\u53d6\u51b3\u4e8e\u963b\u710a\u6a21\u4e0ePCB\u677f\u6750\u4e2d\u95f4\u5b58\u6709\u6c7d\u4f53\u6216\u6c34\u84b8\u6c7d,\u8fd9\u79cd\u5c11\u91cf\u7684\u6c7d\u4f53\u6216\u6c34\u84b8\u6c7d\u4f1a\u5728\u4e0d\u4e00\u6837\u52a0\u5de5\u5de5\u827a\u6d41\u7a0b\u4e2d\u5e26\u5165\u5230\u5728\u5176\u4e2d,\u5f53\u78b0\u5230\u7535\u710a\u710a\u63a5\u9ad8\u6eab\u65f6,\u6c7d\u4f53\u80c0\u5927\u800c\u9020\u6210\u963b\u710a\u819c\u4e0ePCB\u677f\u6750\u7684\u5206\u5c42\u6b21,\u7535\u710a\u710a\u63a5\u65f6,\u710a\u5c42\u6eab\u5ea6\u76f8\u6bd4\u8f83\u9ad8,\u6545\u6c7d\u6ce1\u6700\u5148\u53d1\u751f\u5728\u710a\u5c42\u5468\u8fb9.<\/p>\n

\n\t\u4ee5\u4e0b\u7f18\u6545\u4e4b\u4e00\u5747\u4f1a\u9020\u6210PCB\u5e26\u5165\u6c34\u6c7d:<\/p>\n

\n\tPCB\u5728\u751f\u4ea7\u8fc7\u7a0b\u4e2d\u5e38\u5e38\u8981\u6e05\u7406\u3001\u5e72\u8e81\u540e\u518d\u505a\u4e0b\u9053\u5de5\u827a\u8fc7\u7a0b,\u5982\u8150\u523b\u540e\u5e94\u5e72\u8e81\u540e\u518d\u8d34\u963b\u710a\u819c,\u82e5\u8fd9\u65f6\u5e72\u8e81\u6eab\u5ea6\u4e0d\u8db3,\u4fbf\u4f1a\u5e26\u5165\u6c34\u84b8\u6c14\u8fdb\u5230\u4e0b\u9053\u5de5\u827a\u8fc7\u7a0b,\u5728\u7535\u710a\u710a\u63a5\u65f6\u9047\u9ad8\u6eab\u800c\u53d1\u751f\u6c7d\u6ce1.<\/p>\n

\n\tPCB\u751f\u4ea7\u52a0\u5de5\u524d\u50a8\u653e\u81ea\u7136\u73af\u5883\u4e0d\u592a\u597d,\u73af\u5883\u6e7f\u5ea6\u8fc7\u9ad8,\u7535\u710a\u710a\u63a5\u65f6\u53c8\u6c92\u6709\u7acb\u5373\u5e72\u8e81\u89e3\u51b3.<\/p>\n

\n\t\u5728\u6ce2\u5cf0\u710a\u5de5\u827a\u4e2d,\u5982\u4eca\u5e38\u5e38\u5e94\u7528\u542b\u6c34\u91cf\u7684\u52a9\u710a\u818f,\u82e5PCB\u52a0\u70ed\u6eab\u5ea6\u4e0d\u8db3,\u52a9\u710a\u818f\u4e2d\u7684\u6c34\u84b8\u6c14\u4f1a\u6cbf\u57cb\u5b54\u7684\u8868\u9762\u5c42\u8fdb\u5230\u5230PCB\u677f\u6750\u7684\u5167\u90e8,\u5176\u710a\u5c42\u5468\u8fb9\u6700\u5148\u8fdb\u5230\u6c34\u84b8\u6c14,\u78b0\u5230\u7535\u710a\u710a\u63a5\u9ad8\u6eab\u540e\u4fbf\u4f1a\u9020\u6210\u6c7d\u6ce1. <\/p>\n

\n\t\u89e3\u51b3\u65b9\u6848:<\/p>\n

\n\t\u4e25\u63a7\u6bcf\u4e2a\u751f\u4ea7\u5236\u9020\u9636\u6bb5,\u8d2d\u5165\u7684PCB\u5e94\u68c0\u6d4b\u540e\u8fdb\u5e93,\u901a\u5e38PCB\u5728260\u2103\u6eab\u5ea6\u4e0b10s\u5185\u4e0d\u53ef\u53d1\u751f\u51fa\u6ce1\u72b6\u51b5.<\/p>\n

\n\tPCB\u5e94\u50a8\u653e\u5728\u81ea\u7136\u901a\u98ce\u5e72\u8e81\u73af\u955c\u4e2d,\u50a8\u653e\u671f\u4e0d\u8d85\u8fc76\u4e2a\u6708;<\/p>\n

\n\tPCB\u5728\u7535\u710a\u710a\u63a5\u524d\u8981\u653e\u5230\u70d8\u5e72\u7bb1\u4e2d\u5728(120\u00b15)\u2103\u6eab\u5ea6\u4e0b\u9884\u70d84\u949f\u5934.<\/p>\n

\n\t\u6ce2\u5cf0\u710a\u673a\u4e2d\u52a0\u70ed\u6eab\u5ea6\u5e94\u4e25\u63a7,\u8fdb\u5230\u6ce2\u5cf0\u710a\u673a\u524d\u8981\u505a\u5230100\uff5e140\u2103,\u5047\u5982\u5e94\u7528\u542b\u6c34\u91cf\u7684\u52a9\u710a\u818f,\u5176\u52a0\u70ed\u6eab\u5ea6\u5e94\u505a\u5230110\uff5e145\u2103,\u4fdd\u8bc1\u6c34\u84b8\u6c14\u80fd\u91ca\u653e\u5b8c.<\/p>\n<\/p>\n

\n\tSMA\u7535\u710a\u710a\u63a5\u540ePCB\u57fa\u6750\u4e0a\u51fa\u6ce1<\/h2>\n

\n\tSMA\u7535\u710a\u710a\u63a5\u540e\u53d1\u751f\u624b\u6307\u7532\u5c3a\u5bf8\u7684\u6ce1\u72b6\u7269\u8d28,\u5173\u952e\u56e0\u7d20\u4e5f\u662fPCB\u677f\u6750\u5167\u90e8\u5e26\u5165\u4e86\u6c34\u84b8\u6c14,\u5c24\u5176\u662f\u5b9e\u6728\u591a\u5c42\u677f\u7684\u751f\u4ea7\u52a0\u5de5.\u7531\u4e8e\u5b9e\u6728\u591a\u5c42\u677f\u7531\u53cc\u5c42\u73af\u6c27\u6811\u8102\u80f6\u534a\u5e72\u56fa\u7247\u9884\u6210\u5f62\u518d\u538b\u5408\u540e\u800c\u6210,\u82e5\u73af\u6c27\u6811\u8102\u80f6\u534a\u5e72\u56fa\u7247\u50a8\u653e\u671f\u8fc7\u77ed,\u73af\u6c27\u6811\u8102\u6210\u5206\u4e0d\u8db3,\u9884\u70d8\u5e72\u5904\u7406\u9664\u53bb\u6c34\u84b8\u6c14\u9664\u53bb\u4e0d\u5e72\u51c0,\u5219\u538b\u5408\u6210\u5f62\u540e\u975e\u5e38\u5bb9\u6613\u5e26\u5165\u6c34\u84b8\u6c14.\u4e5f\u4f1a\u56e0\u534a\u56fa\u7247\u81ea\u8eab\u542b\u80f6\u91cf\u4e0d\u8db3,\u5c42\u4e0e\u5c42\u4e2d\u95f4\u7684\u786c\u5ea6\u4e0d\u8db3\u800c\u7559\u6709\u6c7d\u6ce1.\u9664\u6b64\u4e4b\u5916,PCB\u8d2d\u5165\u540e,\u56e0\u50a8\u653e\u671f\u592a\u957f,\u50a8\u653e\u81ea\u7136\u73af\u5883\u6e7f\u51b7,\u8d34\u7247\u5f0f\u751f\u4ea7\u5236\u9020\u524d\u6c92\u6709\u7acb\u5373\u9884\u70d8,\u8fd4\u6f6e\u7684PCB\u8cbc\u7247\u540e\u4e5f\u6613\u53d1\u751f\u51fa\u6ce1\u72b6\u51b5.<\/p>\n

\n\t\u89e3\u51b3\u65b9\u6848:PCB\u8d2d\u5165\u540e\u5e94\u5de5\u7a0b\u9a8c\u6536\u540e\u624d\u80fd\u8fdb\u5e93;PCB\u8d34\u7247\u5f0f\u524d\u8981\u5728(120\u00b15)\u2103\u6eab\u5ea6\u4e0b\u9884\u70d84\u949f\u5934.<\/p>\n

\n\tIC\u7ba1\u811a\u7535\u710a\u710a\u63a5\u540e\u5f15\u8def\u6216\u865a\u710a<\/p>\n

\n\t\u9020\u6210\u7f18\u6545:<\/p>\n

\n\t\u5171\u9762\u80fd\u529b\u5dee,\u5c24\u5176\u662fFQFP\u5143\u5668\u4ef6,\u56e0\u4e3a\u5b58\u653e\u4e0d\u5408\u7406\u800c\u5bfc\u81f4\u7ba1\u811a\u5f62\u53d8,\u5047\u5982smt\u8d34\u7247\u673a\u6c92\u6709\u67e5\u9a8c\u5171\u9762\u529f\u80fd,\u6709\u65f6\u5019\u4e0d\u5bb9\u6613\u88ab\u53d1\u89c9.<\/p>\n

\n\t\u7ba1\u811a\u53ef\u953b\u6027\u4e0d\u592a\u597d,IC\u50a8\u653e\u65f6\u95f4\u957f,\u5f15\u811a\u53d1\u9ec4,\u53ef\u953b\u6027\u4e0d\u592a\u597d\u662f\u9020\u6210\u865a\u710a\u7684\u9996\u8981\u7f18\u6545.<\/p>\n

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