{"id":6969,"date":"2026-10-21T17:24:51","date_gmt":"2026-10-21T09:24:51","guid":{"rendered":"https:\/\/walta-electronic.com\/?p=6969"},"modified":"2026-10-21T17:25:55","modified_gmt":"2026-10-21T09:25:55","slug":"dc-power-jack-selection-size-voltage-current","status":"publish","type":"post","link":"https:\/\/walta-electronic.com\/tw\/dc-power-jack-selection-size-voltage-current\/","title":{"rendered":"DC\u96fb\u6e90\u63d2\u5b54\u898f\u683c\u600e\u9ebc\u9078\uff1f\u63a5\u982d\u5c3a\u5bf8\u548c\u96fb\u6d41\u96fb\u58d3\u5c0d\u7167"},"content":{"rendered":"<p>DC\u96fb\u6e90\u63d2\u5b54\u9078\u578b\u9808\u6838\u5c0d\u63a5\u982d\u5916\u5f91\u8207\u5167\u5f91\u3001\u984d\u5b9a\u96fb\u58d3\u3001\u984d\u5b9a\u96fb\u6d41\u3001\u6975\u6027\u8207\u5b89\u88dd\u578b\u5f0f\uff0c\u984d\u5b9a\u503c\u4ee5\u5404\u578b\u865f\u898f\u683c\u66f8\u70ba\u6e96\u3002<\/p>\n<p class=\"translation-block\">\u7522\u54c1\u63db\u4e86\u4e00\u6b3e\u96fb\u6e90\u8f49\u63a5\u5668\uff0c\u63d2\u982d\u537b\u63d2\u4e0d\u9032\u6a5f\u8eab\u4e0a\u7684\u63d2\u5b54\uff1f\u63d2\u5f97\u9032\u53bb\uff0c\u63d2\u5b54\u7684\u984d\u5b9a\u503c\u53c8\u6490\u4e0d\u6490\u5f97\u4f4f\uff1f\u63d2\u5b54\u9078\u578b\u8981\u540c\u6642\u5c0d\u4e0a\u5c3a\u5bf8\u3001\u96fb\u58d3\u8207\u96fb\u6d41\uff0c\u5c11\u4e00\u9805\u90fd\u4e0d\u884c\uff01\u5713\u7b52\u5f0fDC\u96fb\u6e90\u63d2\u5b54\u5916\u89c0\u5927\u540c\u5c0f\u7570\uff0c\u984d\u5b9a\u503c\u537b\u6c92\u6709\u7d71\u4e00\u6a19\u6e96\uff0c\u53ea\u80fd\u9010\u4e00\u5c0d\u7167\u898f\u683c\u66f8\u3002\u672c\u6587\u4f9d\u300c\u5c3a\u5bf8\u3001\u96fb\u58d3\u8207\u96fb\u6d41\u3001\u6975\u6027\u8207\u5b89\u88dd\u578b\u5f0f\u300d\u7684\u9806\u5e8f\u6574\u7406\u9078\u578b\u5224\u65b7\uff0c\u4e26\u9644\u4e0a\u5c0d\u7167\u8868\u3002\u96fb\u6e90\u8f38\u5165\u6539\u8d70 USB \u7684\u8a2d\u5099\uff0c\u9078\u7684\u662fMicro USB\u9023\u63a5\u5668\u6216USB Type-C\u9023\u63a5\u5668\uff0c\u4e0d\u5728\u672c\u6587\u7bc4\u570d\u5167\u3002<\/p><div id=\"ez-toc-container\" class=\"ez-toc-v2_0_89 counter-hierarchy ez-toc-counter ez-toc-grey ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title\" style=\"cursor:inherit\">\u6587\u7ae0\u76ee\u9304<\/p>\n<span class=\"ez-toc-title-toggle\"><a href=\"#\" class=\"ez-toc-pull-right ez-toc-btn ez-toc-btn-xs ez-toc-btn-default ez-toc-toggle\" aria-label=\"\u986f\u793a\/\u96b1\u85cf\u5167\u5bb9\u76ee\u9304\"><span class=\"ez-toc-js-icon-con\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">Toggle<\/span><span class=\"ez-toc-icon-toggle-span\"><svg style=\"fill: #999;color:#999\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" class=\"list-377408\" width=\"20px\" height=\"20px\" viewbox=\"0 0 24 24\" fill=\"none\"><path d=\"M6 6H4v2h2V6zm14 0H8v2h12V6zM4 11h2v2H4v-2zm16 0H8v2h12v-2zM4 16h2v2H4v-2zm16 0H8v2h12v-2z\" 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\u4e94\u7d1a\u96fb\u58d3\u8207\u5c3a\u5bf8\u5c0d\u7167<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/walta-electronic.com\/tw\/dc-power-jack-selection-size-voltage-current\/#polarity-and-mounting-style-what-else-must-be-checked\" >\u6975\u6027\u8207\u5b89\u88dd\u578b\u5f0f\uff1a\u5c3a\u5bf8\u8207\u984d\u5b9a\u503c\u4e4b\u5916\u9084\u8981\u78ba\u8a8d\u4ec0\u9ebc<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/walta-electronic.com\/tw\/dc-power-jack-selection-size-voltage-current\/#which-datasheet-fields-should-you-check-a-selection-checklist\" >\u898f\u683c\u66f8\u8981\u770b\u54ea\u4e9b\u6b04\u4f4d\uff1a\u9078\u578b\u6aa2\u67e5\u8868<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/walta-electronic.com\/tw\/dc-power-jack-selection-size-voltage-current\/#how-to-interpret-dc-power-jack-datasheet-fields\" >DC\u96fb\u6e90\u63d2\u5b54\u898f\u683c\u66f8\u6b04\u4f4d\u5224\u8b80\u8868<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/walta-electronic.com\/tw\/dc-power-jack-selection-size-voltage-current\/#frequently-asked-questions\" >\u5e38\u898b\u554f\u984c<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-9\" href=\"https:\/\/walta-electronic.com\/tw\/dc-power-jack-selection-size-voltage-current\/#dc-power-jack-selection-requires-checks-of-dimensions-voltage-current-and-polarity\" >DC\u96fb\u6e90\u63d2\u5b54\u9078\u578b\u8981\u6838\u5c0d\u5c3a\u5bf8\u3001\u96fb\u58d3\u8207\u96fb\u6d41\u3001\u6975\u6027<\/a><\/li><\/ul><\/nav><\/div>\n\n<hr \/>\n<h2><span class=\"ez-toc-section\" id=\"dc-power-jack-dimensions-understanding-outer-and-inner-diameters\"><\/span><span style=\"font-size: 18pt;\">DC\u96fb\u6e90\u63d2\u5b54\u7684\u63a5\u982d\u5c3a\u5bf8\uff1a\u5916\u5f91\u8207\u5167\u5f91\u600e\u9ebc\u8b80<\/span><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>DC\u96fb\u6e90\u63d2\u5b54\u7684\u914d\u5c0d\u5c3a\u5bf8\u901a\u5e38\u4ee5\u63d2\u982d\u5916\u5f91 \u00d7 \u5167\u5f91\u8868\u793a\uff0c\u55ae\u4f4d\u70ba\u6beb\u7c73\uff08mm\uff09\u3002\u5916\u5f91\u662f\u63d2\u982d\u5713\u7b52\u5916\u7de3\u7684\u76f4\u5f91\uff0c\u5167\u5f91\u662f\u63d2\u982d\u4e2d\u5fc3\u5b54\u7684\u76f4\u5f91\uff1b\u4e00\u822c\u5713\u7b52\u5f0f\u63d2\u5b54\u7aef\u5247\u7531\u4e2d\u5fc3\u7aef\u5b50\u7684\u76f4\u5f91\u8207\u63d2\u982d\u5167\u5f91\u914d\u5408\uff0c\u5169\u8005\u9808\u4fdd\u7559\u8a2d\u8a08\u9593\u9699\uff0c\u4e0d\u80fd\u76f4\u63a5\u8996\u70ba\u5b8c\u5168\u76f8\u540c\u7684\u5c3a\u5bf8\u3002\u5e38\u898b\u7684\u7d44\u5408\u662f\u63d2\u982d\u5916\u5f915.5 mm\uff0c\u642d\u914d2.1 mm\u62162.5 mm\u5169\u7a2e\u5167\u5f91\u3002\u4e0d\u540c\u5c3a\u5bf8\u4e0d\u53ef\u76f4\u63a5\u8996\u70ba\u901a\u7528\uff0c\u9078\u578b\u6642\u8981\u4ee5\u642d\u914d\u7684\u96fb\u6e90\u8f49\u63a5\u5668\u63d2\u982d\u5916\u5f91\u3001\u5167\u5f91\u53ca\u63d2\u5165\u9577\u5ea6\u70ba\u6e96\uff0c\u6838\u5c0d\u63d2\u5b54\u5716\u9762\u8207\u516c\u5dee\u3002<\/p>\n<table style=\"border-collapse: collapse; width: 100%; border: 2px solid #344D5E;\">\n<caption style=\"text-align: left; padding: 0 0 10px 0; caption-side: top;\">\n<h3 style=\"margin: 0; font-weight: bold;\"><span class=\"ez-toc-section\" id=\"comparison-of-common-dc-power-jack-mating-dimensions\"><\/span><span style=\"font-size: 14pt;\">DC\u96fb\u6e90\u63d2\u5b54\u5e38\u898b\u63a5\u982d\u5c3a\u5bf8\u5c0d\u7167<\/span><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<\/caption>\n<thead>\n<tr>\n<th style=\"text-align: center; border: 1px solid #344D5E; padding: 8px; background-color: #4a6b82; color: #ffffff; font-weight: bold;\" scope=\"col\">\u63d2\u982d\u5916\u5f91 \u00d7 \u5167\u5f91<\/th>\n<th style=\"text-align: center; border: 1px solid #344D5E; padding: 8px; background-color: #4a6b82; color: #ffffff; font-weight: bold;\" scope=\"col\">\u5e38\u898b\u5b9a\u4f4d<\/th>\n<th style=\"text-align: center; border: 1px solid #344D5E; padding: 8px; background-color: #4a6b82; color: #ffffff; font-weight: bold;\" scope=\"col\">\u8fa8\u8b58\u8207\u9078\u7528\u91cd\u9ede<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<th style=\"text-align: center; border: 1px solid #344D5E; padding: 8px; background-color: #5c7a92; color: #ffffff; font-weight: bold;\" scope=\"row\">\u5916\u5f915.5 mm \u00d7 \u5167\u5f912.1 mm<\/th>\n<td style=\"text-align: center; border: 1px solid #344D5E; padding: 8px; color: #333333; background-color: #ffffff;\">\u5e38\u898b\u7684\u4e00\u822c\u7528\u9014\u5c3a\u5bf8<\/td>\n<td style=\"text-align: center; border: 1px solid #344D5E; padding: 8px; color: #333333; background-color: #ffffff;\">\u4e2d\u5fc3\u7aef\u5b50\u8f03\u7d30\uff1b\u642d\u914d2.5 mm\u5167\u5f91\u63d2\u982d\u53ef\u80fd\u9b06\u52d5\uff0c\u4e0d\u61c9\u76f4\u63a5\u6df7\u7528<\/td>\n<\/tr>\n<tr>\n<th style=\"text-align: center; border: 1px solid #344D5E; padding: 8px; background-color: #5c7a92; color: #ffffff; font-weight: bold;\" scope=\"row\">\u5916\u5f915.5 mm \u00d7 \u5167\u5f912.5 mm<\/th>\n<td style=\"text-align: center; border: 1px solid #344D5E; padding: 8px; color: #333333; background-color: #ffffff;\">\u82072.1 mm\u540c\u5916\u5f91\u7684\u53e6\u4e00\u7a2e\u914d\u5c0d\u5c3a\u5bf8<\/td>\n<td style=\"text-align: center; border: 1px solid #344D5E; padding: 8px; color: #333333; background-color: #ffffff;\">\u4e2d\u5fc3\u7aef\u5b50\u8f03\u7c97\uff0c2.1 mm\u5167\u5f91\u63d2\u982d\u901a\u5e38\u5957\u4e0d\u9032\u53bb<\/td>\n<\/tr>\n<tr>\n<th style=\"text-align: center; border: 1px solid #344D5E; padding: 8px; background-color: #5c7a92; color: #ffffff; font-weight: bold;\" scope=\"row\">\u5916\u5f913.5 mm \u00d7 \u5167\u5f911.35 mm<\/th>\n<td style=\"text-align: center; border: 1px solid #344D5E; padding: 8px; color: #333333; background-color: #ffffff;\">\u8f03\u5c0f\u7684\u5e38\u898b\u5c3a\u5bf8<\/td>\n<td style=\"text-align: center; border: 1px solid #344D5E; padding: 8px; color: #333333; background-color: #ffffff;\">\u984d\u5b9a\u96fb\u6d41\u8207\u96fb\u58d3\u9808\u67e5\u898f\u683c\u66f8\uff0c\u4e0d\u80fd\u53ea\u4f9d\u5c3a\u5bf8\u63a8\u5b9a<\/td>\n<\/tr>\n<tr>\n<th style=\"text-align: center; border: 1px solid #344D5E; padding: 8px; background-color: #5c7a92; color: #ffffff; font-weight: bold;\" scope=\"row\">\u5916\u5f914.0 mm \u00d7 \u5167\u5f911.7 mm<\/th>\n<td style=\"text-align: center; border: 1px solid #344D5E; padding: 8px; color: #333333; background-color: #ffffff;\">EIAJ-02\u5e38\u898b\u914d\u5c0d\u5c3a\u5bf8<\/td>\n<td style=\"text-align: center; border: 1px solid #344D5E; padding: 8px; color: #333333; background-color: #ffffff;\">\u7b26\u5408EIAJ-02\u8005\u5c0d\u61c93.15 V\u81f36.3 V\u96fb\u58d3\u7d1a\u5225\uff1b\u4e0d\u80fd\u50c5\u6191\u5c3a\u5bf8\u5224\u5b9a\u7b26\u5408\u898f\u683c<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>\u5916\u89c0\u76f8\u8fd1\u7684\u5713\u5f62\u96fb\u6e90\u63d2\u5b54\uff0c\u6a5f\u68b0\u5c3a\u5bf8\u6216\u96fb\u6c23\u898f\u683c\u4ecd\u53ef\u80fd\u4e92\u4e0d\u76f8\u5bb9\uff0c\u6240\u4ee5\u5c3a\u5bf8\u6b04\u8981\u9010\u9805\u6838\u5c0d\uff0c\u4e0d\u80fd\u53ea\u770b\u5916\u5f91\u3002\u5176\u4e2d 2.1 mm \u8207 2.5 mm \u7684\u5167\u5f91\u53ea\u5dee 0.4 mm\uff0c\u6df7\u7528\u7684\u5f8c\u679c\u6574\u7406\u5728\u5e38\u898b\u554f\u984c\u3002<\/p>\n<hr \/>\n<h2><span class=\"ez-toc-section\" id=\"dc-power-jack-voltage-and-current-understanding-the-ratings\"><\/span><span style=\"font-size: 18pt;\">DC\u96fb\u6e90\u63d2\u5b54\u7684\u96fb\u58d3\u8207\u96fb\u6d41\u5c0d\u7167\uff1a\u984d\u5b9a\u503c\u600e\u9ebc\u770b<\/span><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>DC\u96fb\u6e90\u63d2\u5b54\u7684\u984d\u5b9a\u96fb\u58d3\u8207\u984d\u5b9a\u96fb\u6d41\u6c92\u6709\u9069\u7528\u6240\u6709\u578b\u865f\u7684\u7d71\u4e00\u6578\u503c\uff0c\u9808\u4ee5\u5404\u578b\u865f\u7684\u898f\u683c\u66f8\u70ba\u6e96\uff0c\u7121\u6cd5\u7531\u5916\u5f91\u76f4\u63a5\u63a8\u51fa\u3002\u5c07\u5c3a\u5bf8\u548c\u96fb\u58d3\u7bc4\u570d\u5c0d\u61c9\u7684\u4f8b\u5b50\u662f\u65e5\u672cEIAJ RC-5320A\u898f\u683c\uff0c\u5b83\u628a\u63d2\u982d\u4f9d\u9069\u7528\u96fb\u58d3\u5206\u6210\u4e94\u7d1a\uff0c\u5404\u7d1a\u6a19\u6e96\u984d\u5b9a\u96fb\u6d41\u70ba2 A\uff0c\u5be6\u969b\u4f7f\u7528\u4ecd\u9808\u6838\u5c0d\u6240\u9078\u578b\u865f\u7684\u898f\u683c\u8207\u6e2c\u8a66\u689d\u4ef6\u3002<\/p>\n<table style=\"border-collapse: collapse; width: 100%; border: 2px solid #1A1A1A;\">\n<caption style=\"text-align: left; padding: 0 0 10px 0; caption-side: top;\">\n<h3 style=\"margin: 0; font-weight: bold;\"><span class=\"ez-toc-section\" id=\"comparison-of-the-five-eiaj-voltage-classes-and-dimensions\"><\/span><span style=\"font-size: 14pt;\">EIAJ \u4e94\u7d1a\u96fb\u58d3\u8207\u5c3a\u5bf8\u5c0d\u7167<\/span><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<\/caption>\n<thead>\n<tr>\n<th style=\"text-align: center; border: 1px solid #1A1A1A; padding: 8px; background-color: #2c2c2c; color: #ffffff; font-weight: bold;\" scope=\"col\">\u898f\u683c\u7d1a\u5225<\/th>\n<th style=\"text-align: center; border: 1px solid #1A1A1A; padding: 8px; background-color: #2c2c2c; color: #ffffff; font-weight: bold;\" scope=\"col\">\u9069\u7528\u96fb\u58d3\u7bc4\u570d<\/th>\n<th style=\"text-align: center; border: 1px solid #1A1A1A; padding: 8px; background-color: #2c2c2c; color: #ffffff; font-weight: bold;\" scope=\"col\">\u63d2\u982d\u5916\u5f91<\/th>\n<th style=\"text-align: center; border: 1px solid #1A1A1A; padding: 8px; background-color: #2c2c2c; color: #ffffff; font-weight: bold;\" scope=\"col\">\u63d2\u982d\u5167\u5f91<\/th>\n<th style=\"text-align: center; border: 1px solid #1A1A1A; padding: 8px; background-color: #2c2c2c; color: #ffffff; font-weight: bold;\" scope=\"col\">\u984d\u5b9a\u96fb\u6d41<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<th style=\"text-align: center; border: 1px solid #1A1A1A; padding: 8px; background-color: #555555; color: #ffffff; font-weight: bold;\" scope=\"row\">EIAJ-01<\/th>\n<td style=\"text-align: center; border: 1px solid #1A1A1A; padding: 8px; color: #333333; background-color: #ffffff;\">0 V\u81f33.15 V<\/td>\n<td style=\"text-align: center; border: 1px solid #1A1A1A; padding: 8px; color: #333333; background-color: #ffffff;\">2.35 mm<\/td>\n<td style=\"text-align: center; border: 1px solid #1A1A1A; padding: 8px; color: #333333; background-color: #ffffff;\">0.7 mm<\/td>\n<td style=\"text-align: center; border: 1px solid #1A1A1A; padding: 8px; color: #333333; background-color: #ffffff;\">2 A<\/td>\n<\/tr>\n<tr>\n<th style=\"text-align: center; border: 1px solid #1A1A1A; padding: 8px; background-color: #555555; color: #ffffff; font-weight: bold;\" scope=\"row\">EIAJ-02<\/th>\n<td style=\"text-align: center; border: 1px solid #1A1A1A; padding: 8px; color: #333333; background-color: #ffffff;\">3.15 V\u81f36.3 V<\/td>\n<td style=\"text-align: center; border: 1px solid #1A1A1A; padding: 8px; color: #333333; background-color: #ffffff;\">4.0 mm<\/td>\n<td style=\"text-align: center; border: 1px solid #1A1A1A; padding: 8px; color: #333333; background-color: #ffffff;\">1.7 mm<\/td>\n<td style=\"text-align: center; border: 1px solid #1A1A1A; padding: 8px; color: #333333; background-color: #ffffff;\">2 A<\/td>\n<\/tr>\n<tr>\n<th style=\"text-align: center; border: 1px solid #1A1A1A; padding: 8px; background-color: #555555; color: #ffffff; font-weight: bold;\" scope=\"row\">EIAJ-03<\/th>\n<td style=\"text-align: center; border: 1px solid #1A1A1A; padding: 8px; color: #333333; background-color: #ffffff;\">6.3 V\u81f310.5 V<\/td>\n<td style=\"text-align: center; border: 1px solid #1A1A1A; padding: 8px; color: #333333; background-color: #ffffff;\">4.75 mm<\/td>\n<td style=\"text-align: center; border: 1px solid #1A1A1A; padding: 8px; color: #333333; background-color: #ffffff;\">1.7 mm<\/td>\n<td style=\"text-align: center; border: 1px solid #1A1A1A; padding: 8px; color: #333333; background-color: #ffffff;\">2 A<\/td>\n<\/tr>\n<tr>\n<th style=\"text-align: center; border: 1px solid #1A1A1A; padding: 8px; background-color: #555555; color: #ffffff; font-weight: bold;\" scope=\"row\">EIAJ-04<\/th>\n<td style=\"text-align: center; border: 1px solid #1A1A1A; padding: 8px; color: #333333; background-color: #ffffff;\">10.5 V\u81f313.5 V<\/td>\n<td style=\"text-align: center; border: 1px solid #1A1A1A; padding: 8px; color: #333333; background-color: #ffffff;\">5.5 mm<\/td>\n<td style=\"text-align: center; border: 1px solid #1A1A1A; padding: 8px; color: #333333; background-color: #ffffff;\">3.3 mm\uff08\u53e6\u67091.0 mm\u4e2d\u5fc3\u7aef\u5b50\uff09<\/td>\n<td style=\"text-align: center; border: 1px solid #1A1A1A; padding: 8px; color: #333333; background-color: #ffffff;\">2 A<\/td>\n<\/tr>\n<tr>\n<th style=\"text-align: center; border: 1px solid #1A1A1A; padding: 8px; background-color: #555555; color: #ffffff; font-weight: bold;\" scope=\"row\">EIAJ-05<\/th>\n<td style=\"text-align: center; border: 1px solid #1A1A1A; padding: 8px; color: #333333; background-color: #ffffff;\">13.5 V\u81f318.0 V<\/td>\n<td style=\"text-align: center; border: 1px solid #1A1A1A; padding: 8px; color: #333333; background-color: #ffffff;\">6.5 mm<\/td>\n<td style=\"text-align: center; border: 1px solid #1A1A1A; padding: 8px; color: #333333; background-color: #ffffff;\">4.3 mm\uff08\u53e6\u67091.4 mm\u4e2d\u5fc3\u7aef\u5b50\uff09<\/td>\n<td style=\"text-align: center; border: 1px solid #1A1A1A; padding: 8px; color: #333333; background-color: #ffffff;\">2 A<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>EIAJ-01\u8207EIAJ-03\u7684\u63d2\u982d\u5916\u5f91\u5e38\u898b\u6a19\u7a31\u503c\u5206\u5225\u70ba2.35 mm\u82074.75 mm\uff0c\u4e0d\u5b9c\u628a\u5176\u4ed6\u6a19\u793a\u76f4\u63a5\u5408\u4f75\u6210\u53ef\u4efb\u610f\u9078\u7528\u7684\u5c3a\u5bf8\u7bc4\u570d\u3002EIAJ-04\u8207EIAJ-05\u7684\u63d2\u982d\u5167\u90e8\u53e6\u6709\u4e2d\u5fc3\u7aef\u5b50\uff0c\u76f4\u5f91\u5206\u5225\u70ba1.0 mm\u82071.4 mm\uff1b\u8868\u4e2d\u5167\u5f91\u4e0d\u80fd\u7576\u6210\u4e2d\u5fc3\u7aef\u5b50\u7684\u76f4\u5f91\u3002\u4e0d\u540c\u4f9b\u61c9\u5546\u8cc7\u6599\u4ea6\u53ef\u898b3.4 mm\u82074.4 mm\u7684\u5167\u5f91\u6a19\u793a\uff0c\u63a1\u8cfc\u524d\u61c9\u6838\u5c0d\u5b8c\u6574\u914d\u5c0d\u5716\u9762\u3001\u516c\u5dee\u53ca\u63d2\u5165\u9577\u5ea6\u3002<\/p>\n<p>\u4e00\u822c\u7528\u9014\u7684\u5713\u7b52\u5f0f\u96fb\u6e90\u63d2\u5b54\u901a\u5e38\u6c92\u6709\u9019\u7a2e\u5c3a\u5bf8\u8207\u96fb\u58d3\u7684\u7d81\u5b9a\u3002\u984d\u5b9a\u96fb\u6d41\u5e38\u898b\u6a19\u793a\u67091 A\u81f35 A\uff0c\u7279\u6b8a\u7684\u5927\u96fb\u6d41\u578b\u865f\u53ef\u905411 A\uff1b\u984d\u5b9a\u96fb\u58d3\u5247\u670912 V\u300124 V\u7b49\u4e0d\u540c\u898f\u683c\uff0c\u4e0d\u80fd\u5c0712 V\u8996\u70ba\u901a\u7528\u984d\u5b9a\u503c\uff0c\u4e5f\u4e0d\u80fd\u628a48 V\u8996\u70ba\u6240\u6709\u578b\u865f\u7684\u4e0a\u9650\u3002\u82e5\u578b\u865f\u8cc7\u6599\u672a\u6a19\u793a\u984d\u5b9a\u96fb\u58d3\uff0c\u61c9\u5411\u88fd\u9020\u5546\u78ba\u8a8d\uff0c\u4e0d\u80fd\u81ea\u884c\u63a8\u5b9a\u9069\u7528\u96fb\u58d3\u3002<\/p>\n<p>\u5224\u65b7\u65b9\u5f0f\u6709\u5169\u689d\uff1a\u63d2\u5b54\u7684\u984d\u5b9a\u96fb\u58d3\u4e0d\u5f97\u4f4e\u65bc\u96fb\u6e90\u4f9b\u61c9\u5668\u53ef\u80fd\u8f38\u51fa\u7684\u6700\u9ad8\u96fb\u58d3\uff0c\u63d2\u5b54\u5728\u5be6\u969b\u6eab\u5ea6\u8207\u914d\u7dda\u689d\u4ef6\u4e0b\u7684\u5bb9\u8a31\u96fb\u6d41\u4e0d\u5f97\u4f4e\u65bc\u8a2d\u5099\u7684\u6700\u5927\u8f38\u5165\u96fb\u6d41\u3002\u4efb\u4f55\u4e00\u689d\u4e0d\u6210\u7acb\u5c31\u63db\u578b\u865f\uff0c\u5916\u5f91\u5c0d\u4e86\u4e5f\u4e0d\u80fd\u653e\u884c\u3002\u53e6\u9808\u78ba\u8a8d\u96fb\u6e90\u4f9b\u61c9\u5668\u7684\u8f38\u51fa\u96fb\u58d3\u7b26\u5408\u8a2d\u5099\u7684\u8f38\u5165\u8981\u6c42\uff0c\u63d2\u5b54\u984d\u5b9a\u96fb\u58d3\u8f03\u9ad8\u4e0d\u4ee3\u8868\u8a2d\u5099\u53ef\u4ee5\u627f\u53d7\u8f03\u9ad8\u96fb\u58d3<\/p>\n<hr \/>\n<h2><span class=\"ez-toc-section\" id=\"polarity-and-mounting-style-what-else-must-be-checked\"><\/span><span style=\"font-size: 18pt;\">\u6975\u6027\u8207\u5b89\u88dd\u578b\u5f0f\uff1a\u5c3a\u5bf8\u8207\u984d\u5b9a\u503c\u4e4b\u5916\u9084\u8981\u78ba\u8a8d\u4ec0\u9ebc<\/span><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>DC\u96fb\u6e90\u63d2\u5b54\u5e38\u898b\u7684\u63a5\u7dda\u6975\u6027\u662f\u4e2d\u5fc3\u7aef\u5b50\u70ba\u6b63\u6975\u3001\u5916\u570d\u5957\u7b52\u70ba\u8ca0\u6975\uff0c\u4f46\u90e8\u5206\u8a2d\u5099\u8207\u96fb\u6e90\u4f9b\u61c9\u5668\u63a1\u7528\u4e2d\u5fc3\u7aef\u5b50\u70ba\u8ca0\u6975\u7684\u63a5\u6cd5\u3002\u6975\u6027\u7531\u5be6\u969b\u63a5\u7dda\u6c7a\u5b9a\uff0c\u4e0d\u80fd\u50c5\u6191\u63d2\u5b54\u5916\u89c0\u5224\u65b7\u3002\u6975\u6027\u63a5\u53cd\u53ef\u80fd\u640d\u58de\u90e8\u5206\u8a2d\u5099\u7684\u96fb\u8def\uff0c\u56e0\u6b64\u8981\u540c\u6642\u6838\u5c0d\u8a2d\u5099\u7aef\u8207\u96fb\u6e90\u4f9b\u61c9\u5668\u7aef\u7684\u6975\u6027\u6a19\u793a\uff0c\u5169\u908a\u4e00\u81f4\u624d\u80fd\u9023\u63a5\u3002<\/p>\n<p>\u5b89\u88dd\u578b\u5f0f\u6c7a\u5b9a\u63d2\u5b54\u600e\u9ebc\u56fa\u5b9a\u5728\u7522\u54c1\u4e0a\u3002\u5e38\u898b\u7684\u6709\u901a\u5b54\u5f0f\uff08\u7aef\u5b50\u7a7f\u904e\u96fb\u8def\u677f\u5f8c\u710a\u63a5\uff09\u3001\u8868\u9762\u9ecf\u8457\u5f0f\u8207\u6a5f\u6bbc\uff0f\u9762\u677f\u5b89\u88dd\uff1b\u677f\u7aef\u578b\u865f\u53c8\u6709\u76f4\u7acb\u8207\u76f4\u89d2\u7b49\u63d2\u5408\u65b9\u5411\uff0c\u9808\u4f9d\u63d2\u982d\u63d2\u5165\u65b9\u5411\u8207\u6a5f\u6bbc\u958b\u5b54\u4f4d\u7f6e\u6311\u9078\uff0c\u4e0d\u80fd\u53ea\u4ee5\u7aef\u5b50\u7684\u5916\u89c0\u5206\u985e\u3002\u5c3a\u5bf8\u8207\u984d\u5b9a\u503c\u76f8\u540c\u7684\u63d2\u5b54\uff0c\u82e5\u5b89\u88dd\u578b\u5f0f\u6216\u710a\u588a\uff0f\u5b54\u4f4d\u4e0d\u7b26\uff0c\u4ecd\u7121\u6cd5\u88dd\u9032\u540c\u4e00\u500b\u8a2d\u8a08\u3002<\/p>\n<hr \/>\n<h2><span class=\"ez-toc-section\" id=\"which-datasheet-fields-should-you-check-a-selection-checklist\"><\/span><span style=\"font-size: 18pt;\">\u898f\u683c\u66f8\u8981\u770b\u54ea\u4e9b\u6b04\u4f4d\uff1a\u9078\u578b\u6aa2\u67e5\u8868<\/span><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>DC\u96fb\u6e90\u63d2\u5b54\u7684\u898f\u683c\u66f8\u4ee5\u984d\u5b9a\u96fb\u58d3\u3001\u984d\u5b9a\u96fb\u6d41\u3001\u63a5\u89f8\u96fb\u963b\u3001\u7d55\u7de3\u96fb\u963b\u3001\u8010\u96fb\u58d3\u3001\u63d2\u62d4\u58fd\u547d\u8207\u5de5\u4f5c\u6eab\u5ea6\u70ba\u4e3b\u8981\u6b04\u4f4d\uff0c\u9010\u6b04\u6838\u5c0d\u624d\u80fd\u5224\u65b7\u578b\u865f\u80fd\u5426\u7528\u5728\u76ee\u6a19\u8a2d\u5099\u3002<\/p>\n<table style=\"border-collapse: collapse; width: 100%; border: 2px solid #1A1A1A;\">\n<caption style=\"text-align: left; padding: 0 0 10px 0; caption-side: top;\">\n<h3 style=\"margin: 0; font-weight: bold;\"><span class=\"ez-toc-section\" id=\"how-to-interpret-dc-power-jack-datasheet-fields\"><\/span><span style=\"font-size: 14pt;\">DC\u96fb\u6e90\u63d2\u5b54\u898f\u683c\u66f8\u6b04\u4f4d\u5224\u8b80\u8868<\/span><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<\/caption>\n<thead>\n<tr>\n<th style=\"text-align: center; border: 1px solid #1A1A1A; padding: 8px; background-color: #2c2c2c; color: #ffffff; font-weight: bold;\" scope=\"col\">\u898f\u683c\u66f8\u6b04\u4f4d<\/th>\n<th style=\"text-align: center; border: 1px solid #1A1A1A; padding: 8px; background-color: #2c2c2c; color: #ffffff; font-weight: bold;\" scope=\"col\">\u5224\u8b80\u91cd\u9ede<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<th style=\"text-align: center; border: 1px solid #1A1A1A; padding: 8px; background-color: #555555; color: #ffffff; font-weight: bold;\" scope=\"row\">\u984d\u5b9a\u96fb\u58d3<\/th>\n<td style=\"text-align: center; border: 1px solid #1A1A1A; padding: 8px; color: #333333; background-color: #ffffff;\">\u9808\u4e0d\u4f4e\u65bc\u96fb\u6e90\u4f9b\u61c9\u5668\u53ef\u80fd\u8f38\u51fa\u7684\u6700\u9ad8\u96fb\u58d3\uff1b\u4e0d\u53ef\u5c07\u8010\u96fb\u58d3\u6e2c\u8a66\u503c\u7576\u6210\u5de5\u4f5c\u984d\u5b9a\u503c<\/td>\n<\/tr>\n<tr>\n<th style=\"text-align: center; border: 1px solid #1A1A1A; padding: 8px; background-color: #555555; color: #ffffff; font-weight: bold;\" scope=\"row\">\u984d\u5b9a\u96fb\u6d41<\/th>\n<td style=\"text-align: center; border: 1px solid #1A1A1A; padding: 8px; color: #333333; background-color: #ffffff;\">\u5be6\u969b\u6eab\u5ea6\u8207\u914d\u7dda\u689d\u4ef6\u4e0b\u7684\u5bb9\u8a31\u96fb\u6d41\u9808\u4e0d\u4f4e\u65bc\u8a2d\u5099\u7684\u6700\u5927\u8f38\u5165\u96fb\u6d41<\/td>\n<\/tr>\n<tr>\n<th style=\"text-align: center; border: 1px solid #1A1A1A; padding: 8px; background-color: #555555; color: #ffffff; font-weight: bold;\" scope=\"row\">\u63a5\u89f8\u96fb\u963b<\/th>\n<td style=\"text-align: center; border: 1px solid #1A1A1A; padding: 8px; color: #333333; background-color: #ffffff;\">\u5728\u76f8\u540c\u96fb\u6d41\u4e0b\uff0c\u6578\u503c\u8d8a\u5c0f\uff0c\u63a5\u9ede\u4e0a\u7684\u58d3\u964d\u8207\u767c\u71b1\u8d8a\u5c0f<\/td>\n<\/tr>\n<tr>\n<th style=\"text-align: center; border: 1px solid #1A1A1A; padding: 8px; background-color: #555555; color: #ffffff; font-weight: bold;\" scope=\"row\">\u7d55\u7de3\u96fb\u963b\u8207\u8010\u96fb\u58d3<\/th>\n<td style=\"text-align: center; border: 1px solid #1A1A1A; padding: 8px; color: #333333; background-color: #ffffff;\">\u4f9d\u6307\u5b9a\u6e2c\u8a66\u9ede\u8207\u689d\u4ef6\u78ba\u8a8d\u7d55\u7de3\u80fd\u529b\uff0c\u8010\u96fb\u58d3\u6e2c\u8a66\u503c\u4e0d\u4ee3\u8868\u53ef\u9023\u7e8c\u4f7f\u7528\u7684\u96fb\u58d3<\/td>\n<\/tr>\n<tr>\n<th style=\"text-align: center; border: 1px solid #1A1A1A; padding: 8px; background-color: #555555; color: #ffffff; font-weight: bold;\" scope=\"row\">\u63d2\u62d4\u58fd\u547d\u8a2d\u8a08<\/th>\n<td style=\"text-align: center; border: 1px solid #1A1A1A; padding: 8px; color: #333333; background-color: #ffffff;\">\u9808\u6db5\u84cb\u9810\u671f\u63d2\u62d4\u6b21\u6578\uff0c\u4e26\u6838\u5c0d\u6e2c\u8a66\u689d\u4ef6\u53ca\u8010\u4e45\u6e2c\u8a66\u5f8c\u7684\u9a57\u6536\u8981\u6c42<\/td>\n<\/tr>\n<tr>\n<th style=\"text-align: center; border: 1px solid #1A1A1A; padding: 8px; background-color: #555555; color: #ffffff; font-weight: bold;\" scope=\"row\">\u5de5\u4f5c\u6eab\u5ea6<\/th>\n<td style=\"text-align: center; border: 1px solid #1A1A1A; padding: 8px; color: #333333; background-color: #ffffff;\">\u9808\u6db5\u84cb\u8a2d\u5099\u5be6\u969b\u4f7f\u7528\u74b0\u5883\uff0c\u4e26\u6838\u5c0d\u8ca0\u8f09\u6eab\u5347\u53ca\u984d\u5b9a\u96fb\u6d41\u7684\u964d\u984d\u689d\u4ef6<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>\u58fd\u547d\u5224\u5b9a\u4e5f\u8981\u770b\u63a5\u89f8\u96fb\u963b\uff1a\u63d2\u62d4\u58fd\u547d\u9808\u4f9d\u898f\u683c\u4e2d\u7684\u5faa\u74b0\u6b21\u6578\u3001\u63a5\u89f8\u96fb\u963b\u4e0a\u9650\u6216\u589e\u91cf\uff0c\u4ee5\u53ca\u63d2\u62d4\u529b\u3001\u6a5f\u68b0\u5b8c\u6574\u6027\u7b49\u9069\u7528\u7684\u9a57\u6536\u689d\u4ef6\u7d9c\u5408\u5224\u65b7\uff0c\u4e0d\u80fd\u53ea\u770b\u63a5\u89f8\u96fb\u963b\uff0c\u4e5f\u6c92\u6709\u9069\u7528\u6240\u6709\u578b\u865f\u7684\u56fa\u5b9a\u6578\u503c\u3002<\/p>\n<hr \/>\n<h2><span class=\"ez-toc-section\" id=\"frequently-asked-questions\"><\/span><span style=\"font-size: 18pt;\">\u5e38\u898b\u554f\u984c<\/span><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><strong>Q\uff1a2.1 mm \u548c 2.5 mm \u7684 DC \u63d2\u982d\u63d2\u932f\u6703\u600e\u6a23\uff1f<\/strong><\/p>\n<p>A\uff1a\u5167\u5f912.1 mm\u82072.5 mm\u7684DC\u63d2\u982d\u4e0d\u61c9\u76f4\u63a5\u6df7\u7528\u3002\u4ee5\u5916\u5f91\u540c\u70ba5.5 mm\u7684\u5169\u7a2e\u63d2\u982d\u70ba\u4f8b\uff0c\u5167\u5f91\u53ea\u5dee0.4 mm\uff0c\u4e0d\u6613\u7528\u8089\u773c\u5206\u8fa8\u30022.1 mm\u5167\u5f91\u7684\u63d2\u982d\u901a\u5e38\u5957\u4e0d\u4e0a\u5c0d\u61c92.5 mm\u898f\u683c\u7684\u4e2d\u5fc3\u7aef\u5b50\uff1b\u53cd\u904e\u4f86\uff0c2.5 mm\u5167\u5f91\u7684\u63d2\u982d\u53ef\u80fd\u63d2\u5165\u5c0d\u61c92.1 mm\u898f\u683c\u7684\u63d2\u5b54\uff0c\u4f46\u53ef\u80fd\u56e0\u9593\u9699\u904e\u5927\u800c\u63a5\u89f8\u4e0d\u826f\u6216\u9593\u6b47\u65b7\u96fb\u3002\u9664\u975e\u88fd\u9020\u5546\u660e\u78ba\u6a19\u793a\u76f8\u5bb9\uff0c\u63a1\u8cfc\u6642\u61c9\u6838\u5c0d\u5b8c\u6574\u914d\u5c0d\u5c3a\u5bf8\uff0c\u4e0d\u8981\u6191\u5916\u89c0\u5224\u65b7\u3002<\/p>\n<p><strong>Q\uff1aDC\u96fb\u6e90\u63d2\u5b54\u7684\u63d2\u62d4\u58fd\u547d\u901a\u5e38\u662f\u5e7e\u6b21\uff1f<\/strong><\/p>\n<p>A\uff1aDC\u96fb\u6e90\u63d2\u5b54\u7684\u63d2\u62d4\u58fd\u547d\uff0c\u90e8\u5206\u898f\u683c\u66f8\u6703\u6a19\u793a5,000\u6b21\u300110,000\u6b21\u7b49\u6578\u503c\u3002\u6b21\u6578\u96a8\u578b\u865f\u3001\u934d\u5c64\u8207\u63a5\u89f8\u8a2d\u8a08\u800c\u7570\uff0c\u4e14\u9808\u642d\u914d\u6e2c\u8a66\u689d\u4ef6\u4e00\u8d77\u770b\u3002\u9700\u8981\u7d93\u5e38\u63d2\u62d4\u96fb\u6e90\u7684\u8a2d\u5099\uff0c\u61c9\u6311\u9078\u58fd\u547d\u8db3\u4ee5\u6db5\u84cb\u9810\u671f\u4f7f\u7528\u6b21\u6578\u7684\u578b\u865f\uff0c\u4e26\u78ba\u8a8d\u8010\u4e45\u6e2c\u8a66\u5f8c\u7684\u63a5\u89f8\u96fb\u963b\u3001\u63d2\u62d4\u529b\u8207\u6a5f\u68b0\u72c0\u614b\u7b49\u5747\u7b26\u5408\u898f\u683c\uff1b\u984d\u5b9a\u63d2\u62d4\u6b21\u6578\u4e0d\u7b49\u65bc\u5141\u8a31\u5e36\u8f09\u63d2\u62d4\u7684\u6b21\u6578\u3002<\/p>\n<p><strong>Q\uff1aEIAJ \u70ba\u4ec0\u9ebc\u7528\u63d2\u982d\u5c3a\u5bf8\u5340\u5206\u96fb\u58d3\uff1f<\/strong><\/p>\n<p>A\uff1aEIAJ \u7528\u63d2\u982d\u5c3a\u5bf8\u9650\u5236\u53ef\u63d2\u5165\u7684\u96fb\u58d3\u7b49\u7d1a\u3002\u5b83\u7684\u8a2d\u8a08\u539f\u5247\u662f\u9ad8\u96fb\u58d3\u7d93\u7531\u8f03\u5927\u7684\u63d2\u982d\u4f9b\u61c9\uff0c\u800c\u8f03\u5927\u7684\u63d2\u982d\u653e\u4e0d\u9032\u8f03\u5c0f\u7684\u63d2\u5b54\uff0c\u85c9\u6b64\u6e1b\u5c11\u9ad8\u96fb\u58d3\u96fb\u6e90\u63a5\u5230\u4f4e\u96fb\u58d3\u8a2d\u5099\u7684\u6a5f\u6703\u3002<\/p>\n<h2><span class=\"ez-toc-section\" id=\"dc-power-jack-selection-requires-checks-of-dimensions-voltage-current-and-polarity\"><\/span><span style=\"font-size: 18pt;\">DC\u96fb\u6e90\u63d2\u5b54\u9078\u578b\u8981\u6838\u5c0d\u5c3a\u5bf8\u3001\u96fb\u58d3\u8207\u96fb\u6d41\u3001\u6975\u6027<\/span><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>DC\u96fb\u6e90\u63d2\u5b54\u7684\u9078\u578b\u53ef\u4ee5\u6536\u6582\u6210\u4e09\u9053\u6838\u5c0d\uff1a\u63d2\u982d\u8207\u63d2\u5b54\u7684\u914d\u5c0d\u5c3a\u5bf8\u53ca\u63d2\u5165\u9577\u5ea6\u76f8\u7b26\uff0c\u984d\u5b9a\u96fb\u58d3\u8207\u5bb9\u8a31\u96fb\u6d41\u6eff\u8db3\u96fb\u6e90\u7aef\u8207\u8a2d\u5099\u7aef\u7684\u9700\u6c42\uff0c\u6975\u6027\u8207\u5b89\u88dd\u578b\u5f0f\u7b26\u5408\u8a2d\u8a08\u3002\u6bcf\u4e00\u9805\u90fd\u8981\u6709\u898f\u683c\u66f8\u6216\u5716\u9762\u4f5c\u4f9d\u64da\uff0c\u5916\u5f91\u76f8\u540c\u4e26\u4e0d\u4ee3\u8868\u984d\u5b9a\u503c\u76f8\u540c\u3002<\/p>\n<p class=\"translation-block\">\u83ef\u5927\u96fb\u5b50\u662f\u53f0\u7063\u9023\u63a5\u5668\u88fd\u9020\u5546\uff0c\u9700\u8981DC\u96fb\u6e90\u63d2\u5b54\u9078\u578b\u78ba\u8a8d\u898f\u683c\u7d30\u7bc0\u6642\uff0c\u6b61\u8fce\u4ee5 Email \u6216\u96fb\u8a71\u806f\u7d61\u3002\u73fe\u6709\u578b\u865f\u7121\u6cd5\u6eff\u8db3\u9700\u6c42\u6642\uff0c\u83ef\u5927\u96fb\u5b50\u4e5f\u662f\u5ba2\u88fd\u5316\u9023\u63a5\u5668\u88fd\u9020\u5546\uff0c\u4ee5 OEM\uff0fODM \u63d0\u4f9b\u5f9e\u7522\u54c1\u8a2d\u8a08\u3001\u958b\u6a21\u3001\u6253\u6a23\u3001\u6e2c\u8a66\u5230\u91cf\u7522\u7684\u4e00\u689d\u9f8d\u652f\u63f4\u3002<\/p>\n<p><strong>\u83ef\u5927\u96fb\u5b50<\/strong><\/p>\n<p>\u96fb\u8a71\uff1a886-2-2657-7778<\/p>\n<p>Email: <a href=\"mailto:inquiry@walta.com.tw\">inquiry@walta.com.tw<\/a><\/p>\n<p>\u5730\u5740\uff1a\u53f0\u5317\u5e02\u5167\u6e56\u5340\u5167\u6e56\u8def\u4e00\u6bb5360\u5df715\u865f3\u6a13\u4e4b2<\/p>","protected":false},"excerpt":{"rendered":"<p>DC Power Jack selection requires checking the mating plug outer and inner diameters, rated voltage, rated current, polarity and mounting style. Ratings must be confirmed against the datasheet for each model. Has a change of power adapter left you with a plug that will not fit the jack on the enclosure? Even if it fits, [&hellip;]<\/p>\n","protected":false},"author":4,"featured_media":3355,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_templately_pack_id":"","_templately_imported_at":"","_templately_source":"","_templately_import_session_id":"","footnotes":""},"categories":[30],"tags":[436,451,471],"class_list":["post-6969","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-product-blogs","tag-custom-connector-manufacturer","tag-dc-power-jack","tag-connector-manufacturer-taiwan"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.7 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>How to Select a DC Power Jack: Connector Dimensions, Current and Voltage | Walta Electronic<\/title>\n<meta name=\"description\" content=\"DC Power Jack selection requires checking the mating plug outer and inner diameters, rated voltage, rated current, polarity and mounting style. Ratings\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/walta-electronic.com\/tw\/dc-power-jack-selection-size-voltage-current\/\" \/>\n<meta property=\"og:locale\" content=\"zh_TW\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"How to Select a DC Power Jack: Connector Dimensions, Current and Voltage | Walta Electronic\" \/>\n<meta property=\"og:description\" content=\"DC Power Jack selection requires checking the mating plug outer and inner diameters, rated voltage, rated current, polarity and mounting style. 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