{"id":3356,"date":"2015-02-11T08:15:00","date_gmt":"2015-02-11T00:15:00","guid":{"rendered":"\/\/m.letratesoro.com\/?p=3356"},"modified":"2022-09-09T21:50:32","modified_gmt":"2022-09-09T13:50:32","slug":"smd-to-pih","status":"publish","type":"post","link":"\/\/m.letratesoro.com\/2015\/02\/smd-to-pih\/","title":{"rendered":"\u628aSMD\u96f6\u4ef6\u6539\u6210\u901a\u5b54\u56de\u6d41\u710a(Paste-In-Hole)\u88fd\u7a0b\u6703\u6709\u4f55\u5dee\u5225\u53ca\u5f71\u97ff?"},"content":{"rendered":"
\u7576\u6642\u99ac\u4e0a\u5728\u982d\u4e0a\u5192\u51fa\u4e86\u4e09\u689d\u7dda\uff0c\u4f46\u4e0d\u7ba1\u81ea\u5df1\u559c\u4e0d\u559c\u6b61\u90fd\u5f97\u958b\u59cb\u601d\u8003\u9019\u500b\u554f\u984c\u3002\u5f8c\u4f86\u624d\u77e5\u9053\uff0c\u539f\u4f86\u662f\u70ba\u4e86\u907f\u514d\u9023\u63a5\u5668\u88ab\u7c97\u9b6f\u7684\u5ba2\u6236\u63d2\u58de\u6389\u4e0b\u4f86\u7684\u89e3\u6c7a\u65b9\u6848\u4e4b\u4e00\u3002<\/font><\/p>\n PIH(Paste-in-Hole)\u6709\u6642\u5019\u53c8\u7a31\u70baPIP(Pin-In-Paste)\uff0c\u6216\u7a31\u3001\u300c\u4fb5\u5165\u5f0f\u56de\u6d41\u710a\u63a5 (Intrusive Reflow Soldering\uff0cIRS)\u300d \u548c\u300c\u901a\u5b54\u56de\u6d41\u710a(Reflow Of Through-hole\uff0cROT)\u300d\u7b49\u3002<\/font><\/p>\n \u5de5\u4f5c\u718a\u9996\u5148\u60f3\u5230\u7684\u662fPIH\u88fd\u7a0b\u7684\u50b3\u7d71\u63d2\u4ef6\u96f6\u4ef6(THD, Through-Hole Device)<\/a>\u56e0\u70ba\u8981\u8d70SMT\u7684\u9ad8\u6eabreflow\u88fd\u7a0b\uff0c\u6240\u4ee5\u96f6\u4ef6\u8a2d\u8a08\u5fc5\u9808\u8981\u7b26\u5408\u4ee5\u4e0b\u898f\u7bc4\uff0c\u5426\u5247\u53ef\u80fd\u5f97\u4e0d\u511f\u5931\uff1a<\/font><\/font><\/p>\n PIH\u96f6\u4ef6\u6700\u597d\u8981\u6709\u6372\u5e36\u5305\u88dd(tape & Reel)\uff0c\u9019\u6a23\u624d\u80fd\u4f7f\u7528SMT\u6a5f\u5668\u8cbc\u7247\/\u6253\u4ef6\uff0c\u5982\u679c\u6c92\u6709\u6372\u5e36\uff0c\u81f3\u5c11\u4e5f\u8981\u4f7f\u7528\u786ctray\u76e4\u3002<\/font><\/p>\n<\/li>\n PIH\u96f6\u4ef6\u7684\u6750\u8cea\u5fc5\u9808\u8981\u80fd\u5920\u627f\u53d7SMT reflow\u7684\u9ad8\u6eab\uff0c\u4e00\u822c\u8981\u6c42PIH\u96f6\u4ef6\u653e\u5728\u7b2c\u4e8c\u9762\u624d\u904e\u7210\uff0c\u5982\u679c\u53ea\u662f\u904e\u4e00\u6b21\u7210\uff0c\u4ee5\u76ee\u524d\u7121\u925b\u88fd\u7a0b\u6700\u597d\u8981\u6c42\u81f3\u5c11\u53ef\u4ee5\u627f\u53d7260\u02daC\u6301\u7e8c10seconds\u4ee5\u4e0a\u3002 <\/font><\/p>\n<\/li>\n<\/ul>\n <\/p>\n PIH\u96f6\u4ef6\u7684\u710a\u8173\u4e0d\u53ef\u4ee5\u6709\u5f4e\u8173(kink)\u53ca\u7dca\u914d(tight fit)\u7684\u8a2d\u8a08\uff0c\u5426\u5247\u96f6\u4ef6\u5c07\u5f88\u96e3\u7528\u6a5f\u5668\u8cbc\u7247\u5230\u677f\u5b50\u4e0a\uff0c\u5982\u679c\u52c9\u5f37\u4f7f\u7528\u4eba\u5de5\u4f5c\u696d\u6216\u63d2\u4ef6\u6a5f\u4f86\u63d2\u5165\u9019\u985e\u96f6\u4ef6\uff0c\u53ef\u80fd\u6703\u56e0\u70ba\u9700\u8981\u52a0\u58d3\u96fb\u8def\u677f\u624d\u80fd\u63d2\u5165\u96f6\u4ef6\uff0c\u9020\u6210\u96fb\u8def\u677f\u7684\u632f\u52d5\uff0c\u6700\u5f8c\u9020\u6210\u96fb\u8def\u677f\u4e0a\u5df2\u7d93\u6253\u597d\u7684\u96f6\u4ef6\u504f\u4f4d\u6216\u6389\u843d\u3002<\/font> PIH\u96f6\u4ef6\u5fc5\u9808\u8981\u5728\u96f6\u4ef6\u6700\u4e0a\u65b9\u8a2d\u8a08\u6709\u500b\u5e73\u9762\u8b93SMT\u7684\u5438\u5634\u53ef\u4ee5\u5438\u53d6\uff0c\u4e5f\u53ef\u4ee5\u5728\u4e0a\u9762\u8cbc\u4e00\u7247\u9632\u6f0f\u6c23\u7684\u9ad8\u6eab\u81a0\u5e36\uff0c\u4f46\u8981\u8b93\u5438\u5634\u5438\u53d6\u96f6\u4ef6\u6642\u53ef\u4ee5\u4fdd\u6301\u5e73\u8861\u3002<\/font><\/p>\n<\/li>\n PIH\u96f6\u4ef6\u710a\u8173\u8207\u96fb\u8def\u677f\u4ea4\u754c\u7684\u5730\u65b9\u8981\u4fdd\u75590.2mm\u4ee5\u4e0a\u7684\u7a7a\u9699\/\u67b6\u9ad8(standoff)\uff0c\u7528\u4ee5\u9632\u6b62\u932b\u818f\u6cbf\u8457\u96f6\u4ef6\u5e95\u90e8\u8207PCB\u8868\u9762\u7684\u7d30\u5c0f\u7e2b\u9699\u767c\u751f\u6bdb\u7d30\u73fe\u8c61(Capillary action)<\/a>\u800c\u9020\u6210\u6ea2\u932b\uff0c\u5c0e\u81f4\u4e0d\u53ef\u63a7\u7684\u932b\u73e0\u7522\u751f\u6b98\u7559\u65bc\u96f6\u4ef6\u5e95\u90e8\uff0c\u6700\u7d42\u5f71\u97ff\u7522\u54c1\u529f\u80fd\u7684\u4e0d\u78ba\u5b9a\u6027\u3002<\/font><\/p>\n<\/li>\n PIH\u96f6\u4ef6\u710a\u8173\u7684\u9ad8\u5ea6\u5efa\u8b70\u8d85\u51fa\u96fb\u8def\u677f\u539a\u5ea60.3mm~1.0mm\u5373\u53ef\uff08\u5be6\u505a\u5e7e\u6b21\u5f8c\u5de5\u4f5c\u718a\u767c\u73fe\u710a\u8173\u8d85\u51fa\u677f\u539a\u7684\u9577\u5ea6\u5efa\u8b70\u57280.2\uff5e0.6mm\u8f03\u4f73<\/strong><\/font>\uff09\uff0c\u710a\u8173\u592a\u9577\u4e0d\u5229\u53d6\u653e\u4ef6\u4f5c\u696d\uff0c\u800c\u4e14\u9084\u6703\u9020\u6210\u5403\u932b\u586b\u5b54\u7387\u4e0d\u8db3\u7b49\u554f\u984c\uff0c\u710a\u8173\u592a\u77ed\u6216\u9577\u5ea6\u4f4e\u65bc\u677f\u539a\u5247\u53c8\u5bb9\u6613\u56e0\u70ba\u7121\u6cd5\u5f62\u6210\u8db3\u5920\u5403\u932b\u9762\u7a4d\u800c\u9020\u6210\u96f6\u4ef6\u812b\u843d\u7684\u98a8\u96aa\uff0c\u56e0\u70ba\u6703\u63a1\u7528PIH\u88fd\u7a0b\u7684\u96f6\u4ef6\u5927\u591a\u662f\u5c0d\u5916\u7684\u9023\u63a5\u5668\u3002 \u81f3\u65bc\u8b8a\u66f4\u7d14SMD\u96f6\u4ef6\u6210PIH\u6216SMD+PIH\u96f6\u4ef6\u5c0d\u88fd\u7a0b\u53ca\u7522\u54c1\u6709\u4f55\u5f71\u97ff\uff0c\u4e0b\u9762\u5de5\u4f5c\u718a\u8a66\u8457\u6b78\u7d0d\u51fa\u5e7e\u500b\u91cd\u9ede\uff1a<\/em><\/strong><\/font><\/p>\n \u5de5\u6642<\/font><\/strong>\uff1a\u9019\u5169\u7a2e\u96f6\u4ef6\u7684\u6253\u4ef6\u6642\u9593\u61c9\u8a72\u6c92\u6709\u592a\u5927\u5dee\u7570\uff0c\u4f46\u662f\u5982\u679c\u901a\u5b54\u7684\u710a\u8173\u8f03\u591a\uff0c\u5c0d\u4f4d\u9700\u8981\u6bd4\u8f03\u7cbe\u6e96\uff0c\u6642\u9593\u4e0a\u53ef\u80fd\u6703\u9577\u4e00\u9ede\u3002<\/font><\/p>\n<\/li>\n \u6210\u672c<\/font><\/strong>\uff1aPIH\u96f6\u4ef6\u7684\u6210\u672c\u53ef\u80fd\u6703\u6bd4\u7d14SMD\u589e\u52a0\uff0c\u56e0\u70ba\u591a\u4e86\u4e00\u4e9b\u7a7f\u5b54\u7684PIN\u8173\uff0c\u800c\u4e14\u9700\u8981\u4f7f\u7528\u53ef\u4ee5\u8010\u8f03\u9ad8\u6eab\u7684\u6750\u6599\u3002<\/font><\/p>\n<\/li>\n SMT\u6253\u4ef6\u96f6\u4ef6\u9593\u7684\u9593\u9699<\/font><\/strong>\uff1a\u6839\u64da\u7d93\u9a57\u6253PIH\u96f6\u4ef6\u7684\u9593\u9699\u8981\u6c42\u6700\u597d\u67091.5mm\u4ee5\u4e0a\uff0c\u800c\u7d14SMD\u96f6\u4ef6\u5247\u53ea\u8981\u57281.0mm\u5c31\u53ef\u4ee5\u4e86\uff0c\u6709\u4e9b\u751a\u81f3\u53ef\u4ee5\u5728\u7e2e\u5c0f\u52300.5mm\u3002\u9019\u662f\u56e0\u70baPIH\u7684\u710a\u8173\u6bd4\u8f03\u5bb9\u6613\u8b8a\u5f62\uff0c\u6240\u4ee5\u901a\u5b54\u4e5f\u6703\u8a2d\u8a08\u7684\u5927\u4e00\u9ede\uff0c\u4e00\u822c\u5efa\u8b70\u710a\u8173\u76f4\u5f91\/\u901a\u5b54\u76f4\u5f91\u7684\u6bd4\u7387\u70ba0.5\uff5e0.8\uff0c\u5176\u6253\u4ef6\u7684\u504f\u5dee\u5ea6\u4e5f\u6703\u6bd4\u8f03\u5927\uff0c\u6240\u4ee5\u9700\u8981\u6bd4\u8f03\u5927\u7684\u9593\u9699\u3002<\/font><\/p>\n<\/li>\n \u91cd\u5de5\u53ca\u4fee\u7406<\/font><\/strong>\uff1a\u4e00\u822c\u4f86\u8aaaPIH\u96f6\u4ef6\u6703\u6bd4\u7d14SMD\u96f6\u4ef6\u96e3\u91cd\u5de5\u8207\u7dad\u4fee\uff0c\u56e0\u70ba\u66f4\u63db\u96f6\u4ef6\u7684\u6642\u5019\u9700\u8981\u628a\u901a\u5b54\u4e2d\u7684\u92b2\u932b\u79fb\u9664\uff0c\u9019\u9ede\u4ee5\u73fe\u4eca\u7684\u6280\u8853\u4f86\u8aaa\u662f\u6bd4\u8f03\u56f0\u96e3\u7684\u5de5\u85dd\uff0c\u7576\u7136\u4e5f\u53ef\u4ee5\u8003\u616e\u628a\u6574\u500b\u96f6\u4ef6\u7834\u58de\u6389\uff0c\u4f46\u76f8\u5c0d\u4e4b\u4e0bPIH\u96f6\u4ef6\u91cd\u5de5\u7684\u56f0\u96e3\u5ea6\u9084\u662f\u6bd4\u8f03\u9ad8\u3002<\/font><\/p>\n<\/li>\n \u96fb\u8def\u677f\u7a7a\u9593\u4f7f\u7528\u7387<\/font><\/strong>\uff1aPIH\u96f6\u4ef6\u7684\u80cc\u9762\u56e0\u70ba\u6709PIN\u8173\u4f38\u51fa\uff0c\u6240\u4ee5\u96fb\u8def\u677f\u4e0a\u7684\u4f7f\u7528\u7a7a\u9593\u5c31\u76f8\u5c0d\u7684\u8b8a\u5c11\u4e86\u3002<\/font><\/p>\n<\/li>\n \u5403\u932b\u586b\u5b54\u7387\u554f\u984c<\/font><\/strong>\uff1a\u4f9d\u64daIPC-A-610\u898f\u5b9a(Class II)\u901a\u5b54\u96f6\u4ef6\u710a\u8173\u7684\u901a\u5b54\u5403\u932b\u7387\u5fc5\u9808\u8d85\u904e75%\uff0c\u4f46\u6709\u6642\u5019\u5148\u5929\u4e0a\u7684\u9650\u5236\uff0c\u5f88\u96e3\u4f7f\u7528\u6b63\u898f\u7684\u932b\u818f\u5370\u5237\u9054\u5230\u9019\u6a23\u7684\u932b\u91cf\uff0c\u6240\u4ee5\u6709\u6642\u5fc5\u9808\u984d\u5916\u589e\u52a0\u710a\u932b\u91cf\u3002 \u6709\u6a5f\u6703\u7684\u8a71\uff0c\u5927\u5bb6\u4e5f\u5e6b\u5de5\u4f5c\u718a\u60f3\u60f3\u5982\u4f55\u56de\u7b54\u9019\u500b\u554f\u984c\u5427\uff01<\/strong><\/font><\/p>\n \u5ef6\u4f38\u95b1\u8b80\uff1a<\/font> \u8001\u95c6\u4eca\u5929\u4e1f\u7d66\u5de5\u4f5c\u718a\u4e00\u500b\u554f\u984c\uff1a\u300c\u5047\u8a2d\u540c\u4e00\u7247\u677f\u5b50\uff0c\u8981 …<\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[3,4],"tags":[160],"aioseo_notices":[],"views":39341,"_links":{"self":[{"href":"\/\/m.letratesoro.com\/wp-json\/wp\/v2\/posts\/3356"}],"collection":[{"href":"\/\/m.letratesoro.com\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"\/\/m.letratesoro.com\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"\/\/m.letratesoro.com\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"\/\/m.letratesoro.com\/wp-json\/wp\/v2\/comments?post=3356"}],"version-history":[{"count":8,"href":"\/\/m.letratesoro.com\/wp-json\/wp\/v2\/posts\/3356\/revisions"}],"predecessor-version":[{"id":10348,"href":"\/\/m.letratesoro.com\/wp-json\/wp\/v2\/posts\/3356\/revisions\/10348"}],"wp:attachment":[{"href":"\/\/m.letratesoro.com\/wp-json\/wp\/v2\/media?parent=3356"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"\/\/m.letratesoro.com\/wp-json\/wp\/v2\/categories?post=3356"},{"taxonomy":"post_tag","embeddable":true,"href":"\/\/m.letratesoro.com\/wp-json\/wp\/v2\/tags?post=3356"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}\u8001\u95c6\u4eca\u5929\u4e1f\u7d66\u5de5\u4f5c\u718a\u4e00\u500b\u554f\u984c\uff1a\u300c\u5047\u8a2d\u540c\u4e00\u7247\u677f\u5b50\uff0c\u8981\u628a\u540c\u4e00\u500b\u96f6\u4ef6\u5f9e\u539f\u672c\u7684\u7d14SMD\u96f6\u4ef6\uff0c\u6539\u6210\u50b3\u7d71\u63d2\u4ef6\u88fd\u7a0b\u6216SMD\u710a\u8173+\u901a\u5b54\u5b9a\u4f4d\u67f1\u4e26\u63a1\u7528\u300c<\/font>\u901a\u5b54\u932b\u818f(PIH, Paste-In-Hole)<\/font><\/a><\/font>\u300d\u6216\u300c\u901a\u5b54\u56de\u6d41\u710a(Reflow Of Through-hole\uff0cROT)<\/strong>\u300d\uff0c\u9019\u6a23\u5c0d\u7522\u7dda\u53ca\u8a2d\u8a08\u6703\u9020\u6210\u4ec0\u9ebc\u5dee\u5225\u53ca\u5f71\u97ff\uff1f\u300d<\/font><\/p>\n
\n
\n
<\/p>\n<\/li>\n
<\/font><\/p>\n<\/li>\n<\/ul>\n
\n
\u5ef6\u4f38\u95b1\u8b80\uff1a \u56db\u7a2e\u65b9\u6cd5\u6559\u4f60\u5982\u4f55\u5c40\u90e8\u589e\u52a0SMT\u88fd\u7a0b\u4e2d\u7684\u932b\u818f\u6216\u710a\u932b\u91cf<\/a><\/font><\/p>\n<\/li>\n<\/ul>\n<\/font>\u5176\u5be6\u8a71\u8aaa\u56de\u4f86\uff0c\u628aSMD\u96f6\u4ef6\u6539\u6210\u63d2\u4ef6PIH\u88fd\u7a0b\uff0c\u5176\u710a\u932b\u5f37\u5ea6\u6703\u6bd4\u7d14SMD\u4f86\u5f97\u5f37\uff0c\u4e5f\u53ef\u4ee5\u627f\u53d7\u66f4\u5927\u6216\u66f4\u591a\u6b21\u7684\u5916\u529b\u63d2\u62d4\uff0c\u4f9d\u64da\u4ee5\u5f80\u7684\u7d93\u9a57\uff0c\u5176\u627f\u53d7\u529b\u5927\u6982\u53ef\u4ee5\u8b8a\u62101.5\u500d\u4ee5\u4e0a\uff0c\u7576\u7136\u4e5f\u8981\u770bPIN\u6578\u53caPIN\u8173\u7684\u7c97\u7d30\u800c\u5b9a\u3002<\/font><\/p>\n
\n
\u5982\u4f55\u5c07\u932b\u818f\u5370\u5237\u65bc\u96fb\u8def\u677f(solder paste printing)<\/font><\/a>
SMT\u56de\u6d41\u710a\u7684\u6eab\u5ea6\u66f2\u7dda(Reflow Profile)\u89e3\u8aaa\u8207\u6ce8\u610f\u4e8b\u9805<\/font><\/a>
\u589e\u52a0\u710a\u932b\u91cf\u7684\u53e6\u4e00\u9078\u64c7 \u2500 Solder preforms (\u9810\u6210\u578b\u932b\u7247)<\/font><\/a><\/p>\n","protected":false},"excerpt":{"rendered":"