{"id":1379,"date":"2025-04-04T21:30:00","date_gmt":"2025-04-04T13:30:00","guid":{"rendered":"https:\/\/topfastpcba.com\/?p=1379"},"modified":"2025-04-03T15:44:45","modified_gmt":"2025-04-03T07:44:45","slug":"pcb-trace-width-calculation-method","status":"publish","type":"post","link":"https:\/\/topfastpcba.com\/ar\/pcb-trace-width-calculation-method\/","title":{"rendered":"\u0639\u0631\u0636 \u0623\u062b\u0631 \u062b\u0646\u0627\u0626\u064a \u0627\u0644\u0641\u064a\u0646\u064a\u0644 \u0645\u062a\u0639\u062f\u062f \u0627\u0644\u0643\u0644\u0648\u0631 \u0648\u0637\u0631\u0642 \u062d\u0633\u0627\u0628 \u0627\u0644\u062a\u064a\u0627\u0631"},"content":{"rendered":"<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_75 counter-hierarchy ez-toc-counter ez-toc-custom ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title\" style=\"cursor:inherit\">\u062c\u062f\u0648\u0644 \u0627\u0644\u0645\u062d\u062a\u0648\u064a\u0627\u062a<\/p>\n<span class=\"ez-toc-title-toggle\"><\/span><\/div>\n<nav><ul class='ez-toc-list ez-toc-list-level-1' ><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/topfastpcba.com\/ar\/pcb-trace-width-calculation-method\/#1_Basic_Calculation_Methods\" >1. \u0637\u0631\u0642 \u0627\u0644\u062d\u0633\u0627\u0628 \u0627\u0644\u0623\u0633\u0627\u0633\u064a\u0629<\/a><ul class='ez-toc-list-level-4' ><li class='ez-toc-heading-level-4'><ul class='ez-toc-list-level-4' ><li class='ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/topfastpcba.com\/ar\/pcb-trace-width-calculation-method\/#11_Cross-Sectional_Area_Method\" >1.1 \u0637\u0631\u064a\u0642\u0629 \u0627\u0644\u0645\u0633\u0627\u062d\u0629 \u0627\u0644\u0645\u0633\u062a\u0639\u0631\u0636\u0629<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/topfastpcba.com\/ar\/pcb-trace-width-calculation-method\/#12_IPC_Standard_Formula\" >1.2 \u0627\u0644\u0635\u064a\u063a\u0629 \u0627\u0644\u0642\u064a\u0627\u0633\u064a\u0629 IPC<\/a><\/li><\/ul><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/topfastpcba.com\/ar\/pcb-trace-width-calculation-method\/#2_Design_Reference_Data\" >2. \u0627\u0644\u0628\u064a\u0627\u0646\u0627\u062a \u0627\u0644\u0645\u0631\u062c\u0639\u064a\u0629 \u0644\u0644\u062a\u0635\u0645\u064a\u0645<\/a><ul class='ez-toc-list-level-4' ><li class='ez-toc-heading-level-4'><ul class='ez-toc-list-level-4' ><li class='ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/topfastpcba.com\/ar\/pcb-trace-width-calculation-method\/#21_Typical_Current_Capacity_1_oz_Copper_10%C2%B0C_Temp_Rise\" >2.1 Typical Current Capacity (1 oz Copper, 10\u00b0C Temp Rise)<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/topfastpcba.com\/ar\/pcb-trace-width-calculation-method\/#22_Impact_of_Copper_Thickness\" >2.2 \u062a\u0623\u062b\u064a\u0631 \u0633\u0645\u0627\u0643\u0629 \u0627\u0644\u0646\u062d\u0627\u0633<\/a><\/li><\/ul><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/topfastpcba.com\/ar\/pcb-trace-width-calculation-method\/#3_Design_Considerations\" >3. \u0627\u0639\u062a\u0628\u0627\u0631\u0627\u062a \u0627\u0644\u062a\u0635\u0645\u064a\u0645<\/a><ul class='ez-toc-list-level-4' ><li class='ez-toc-heading-level-4'><ul class='ez-toc-list-level-4' ><li class='ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/topfastpcba.com\/ar\/pcb-trace-width-calculation-method\/#31_Nonlinear_Relationship\" >3.1 \u0627\u0644\u0639\u0644\u0627\u0642\u0629 \u063a\u064a\u0631 \u0627\u0644\u062e\u0637\u064a\u0629<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-9\" href=\"https:\/\/topfastpcba.com\/ar\/pcb-trace-width-calculation-method\/#32_Practical_Design_Factors\" >3.2 \u0639\u0648\u0627\u0645\u0644 \u0627\u0644\u062a\u0635\u0645\u064a\u0645 \u0627\u0644\u0639\u0645\u0644\u064a\u0629<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-10\" href=\"https:\/\/topfastpcba.com\/ar\/pcb-trace-width-calculation-method\/#33_Special_Treatments\" >3.3 \u0627\u0644\u0639\u0644\u0627\u062c\u0627\u062a \u0627\u0644\u062e\u0627\u0635\u0629<\/a><\/li><\/ul><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-11\" href=\"https:\/\/topfastpcba.com\/ar\/pcb-trace-width-calculation-method\/#4_Design_Recommendations\" >4. \u062a\u0648\u0635\u064a\u0627\u062a \u0627\u0644\u062a\u0635\u0645\u064a\u0645<\/a><\/li><\/ul><\/nav><\/div>\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"1_Basic_Calculation_Methods\"><\/span><strong>1. \u0637\u0631\u0642 \u0627\u0644\u062d\u0633\u0627\u0628 \u0627\u0644\u0623\u0633\u0627\u0633\u064a\u0629<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>\u062a\u0639\u062a\u0645\u062f \u0633\u0639\u0629 \u062d\u0645\u0644 \u0627\u0644\u062a\u064a\u0627\u0631 \u0644\u0623\u062b\u0631 \u062b\u0646\u0627\u0626\u064a \u0627\u0644\u0641\u064a\u0646\u064a\u0644 \u0645\u062a\u0639\u062f\u062f \u0627\u0644\u0643\u0644\u0648\u0631 \u0628\u0634\u0643\u0644 \u0623\u0633\u0627\u0633\u064a \u0639\u0644\u0649 \u062b\u0644\u0627\u062b\u0629 \u0639\u0648\u0627\u0645\u0644 \u0631\u0626\u064a\u0633\u064a\u0629: <strong>\u0639\u0631\u0636 \u0627\u0644\u0623\u062b\u0631\u060c \u0648\u0633\u0645\u0643 \u0627\u0644\u0646\u062d\u0627\u0633\u060c \u0648\u0627\u0631\u062a\u0641\u0627\u0639 \u062f\u0631\u062c\u0629 \u0627\u0644\u062d\u0631\u0627\u0631\u0629 \u0627\u0644\u0645\u0633\u0645\u0648\u062d \u0628\u0647<\/strong>. \u062a\u062a\u0636\u0645\u0646 \u0637\u0631\u0642 \u0627\u0644\u062d\u0633\u0627\u0628 \u0627\u0644\u0634\u0627\u0626\u0639\u0629 \u0645\u0627 \u064a\u0644\u064a:<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"11_Cross-Sectional_Area_Method\"><\/span><strong>1.1 \u0637\u0631\u064a\u0642\u0629 \u0627\u0644\u0645\u0633\u0627\u062d\u0629 \u0627\u0644\u0645\u0633\u062a\u0639\u0631\u0636\u0629<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h4>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u0633\u0645\u0643 \u0627\u0644\u0646\u062d\u0627\u0633 \u0627\u0644\u0642\u064a\u0627\u0633\u064a<\/strong>: 1 oz = 35 \u03bcm (0.035 mm)<\/li>\n\n\n\n<li><strong>Cross-sectional area (mm\u00b2)<\/strong> = Trace width (mm) \u00d7 Thickness (mm)<\/li>\n\n\n\n<li><strong>\u0627\u0644\u0633\u0639\u0629 \u0627\u0644\u062d\u0627\u0644\u064a\u0629 (A)<\/strong> = Cross-sectional area \u00d7 Current density (15\u201325 A\/mm\u00b2)<\/li>\n<\/ul>\n\n\n\n<h4 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"12_IPC_Standard_Formula\"><\/span><strong>1.2 \u0627\u0644\u0635\u064a\u063a\u0629 \u0627\u0644\u0642\u064a\u0627\u0633\u064a\u0629 IPC<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h4>\n\n\n\n<p>[ I = K \\times \\Delta T^{0.44} \\times A^{0.75}]<br>\u0623\u064a\u0646:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>K<\/strong>: \u0639\u0627\u0645\u0644 \u0627\u0644\u062a\u0635\u062d\u064a\u062d (0.024 \u0644\u0644\u0637\u0628\u0642\u0627\u062a \u0627\u0644\u062f\u0627\u062e\u0644\u064a\u0629\u060c 0.048 \u0644\u0644\u0637\u0628\u0642\u0627\u062a \u0627\u0644\u062e\u0627\u0631\u062c\u064a\u0629)<\/li>\n\n\n\n<li><strong>\u0394T<\/strong>: Allowable temperature rise (\u00b0C)<\/li>\n\n\n\n<li><strong>A<\/strong>\u0645\u0633\u0627\u062d\u0629 \u0627\u0644\u0645\u0642\u0637\u0639 \u0627\u0644\u0639\u0631\u0636\u064a (\u0628\u0627\u0644\u0645\u0644\u0644\u064a\u0645\u062a\u0631 \u0627\u0644\u0645\u0631\u0628\u0639)<\/li>\n\n\n\n<li><strong>I<\/strong>\u0627\u0644\u062d\u062f \u0627\u0644\u0623\u0642\u0635\u0649 \u0644\u0644\u062a\u064a\u0627\u0631 \u0627\u0644\u0645\u0633\u0645\u0648\u062d \u0628\u0647 (A)<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"2_Design_Reference_Data\"><\/span><strong>2. \u0627\u0644\u0628\u064a\u0627\u0646\u0627\u062a \u0627\u0644\u0645\u0631\u062c\u0639\u064a\u0629 \u0644\u0644\u062a\u0635\u0645\u064a\u0645<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<h4 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"21_Typical_Current_Capacity_1_oz_Copper_10%C2%B0C_Temp_Rise\"><\/span><strong>2.1 Typical Current Capacity (1 oz Copper, 10\u00b0C Temp Rise)<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h4>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>10 \u0645\u0644 (0.254 \u0645\u0645)<\/strong>: ~1 A<\/li>\n\n\n\n<li><strong>50 \u0645\u0644 (1.27 \u0645\u0645)<\/strong>: ~2.6 A (<em>\u0627\u0644\u0632\u064a\u0627\u062f\u0629 \u063a\u064a\u0631 \u0627\u0644\u062e\u0637\u064a\u0629<\/em>)<\/li>\n\n\n\n<li><strong>100 \u0645\u0644 (2.54 \u0645\u0645)<\/strong>: ~4.2 A<\/li>\n<\/ul>\n\n\n\n<h4 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"22_Impact_of_Copper_Thickness\"><\/span><strong>2.2 \u062a\u0623\u062b\u064a\u0631 \u0633\u0645\u0627\u0643\u0629 \u0627\u0644\u0646\u062d\u0627\u0633<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h4>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>2 \u0623\u0648\u0646\u0635\u0629 \u0646\u062d\u0627\u0633<\/strong> provides ~1.8\u00d7 the current capacity of 1 oz.<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"3_Design_Considerations\"><\/span><strong>3. \u0627\u0639\u062a\u0628\u0627\u0631\u0627\u062a \u0627\u0644\u062a\u0635\u0645\u064a\u0645<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<h4 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"31_Nonlinear_Relationship\"><\/span><strong>3.1 \u0627\u0644\u0639\u0644\u0627\u0642\u0629 \u063a\u064a\u0631 \u0627\u0644\u062e\u0637\u064a\u0629<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h4>\n\n\n\n<p>\u0627\u0644\u0633\u0639\u0629 \u0627\u0644\u062d\u0627\u0644\u064a\u0629 \u0644\u0627 <strong>\u0644\u0627<\/strong> \u062e\u0637\u064a\u064b\u0627 \u0645\u0639 \u0639\u0631\u0636 \u0627\u0644\u062a\u062a\u0628\u0639. \u0639\u0644\u0649 \u0633\u0628\u064a\u0644 \u0627\u0644\u0645\u062b\u0627\u0644:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>10 mil \u2192 1 A<\/strong><\/li>\n\n\n\n<li><strong>50 mil \u2192 ~2.6 A<\/strong> (<em>\u0644\u0627 5 \u0623<\/em>)<\/li>\n<\/ul>\n\n\n\n<h4 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"32_Practical_Design_Factors\"><\/span><strong>3.2 \u0639\u0648\u0627\u0645\u0644 \u0627\u0644\u062a\u0635\u0645\u064a\u0645 \u0627\u0644\u0639\u0645\u0644\u064a\u0629<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h4>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u0627\u0646\u062e\u0641\u0627\u0636 \u0627\u0644\u062c\u0647\u062f<\/strong> \u0628\u0633\u0628\u0628 \u0637\u0648\u0644 \u0627\u0644\u062a\u062a\u0628\u0639<\/li>\n\n\n\n<li><strong>\u0627\u0644\u062a\u0628\u062f\u064a\u062f \u0627\u0644\u062d\u0631\u0627\u0631\u064a<\/strong> \u0627\u0644\u0634\u0631\u0648\u0637<\/li>\n\n\n\n<li><strong>\u0627\u0644\u0627\u0631\u062a\u0641\u0627\u0639 \u0627\u0644\u0645\u0633\u0645\u0648\u062d \u0628\u0647 \u0641\u064a \u062f\u0631\u062c\u0629 \u0627\u0644\u062d\u0631\u0627\u0631\u0629<\/strong> \u0627\u0644\u0646\u0637\u0627\u0642<\/li>\n\n\n\n<li><strong>\u0647\u0627\u0645\u0634 \u0627\u0644\u0623\u0645\u0627\u0646<\/strong> (recommend 70\u201380% of calculated value)<\/li>\n<\/ul>\n\n\n\n<h4 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"33_Special_Treatments\"><\/span><strong>3.3 \u0627\u0644\u0639\u0644\u0627\u062c\u0627\u062a \u0627\u0644\u062e\u0627\u0635\u0629<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h4>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u0627\u0644\u062a\u0639\u0644\u064a\u0628 (\u0637\u0644\u0627\u0621 \u0627\u0644\u0644\u062d\u0627\u0645)<\/strong> \u064a\u0645\u0643\u0646 \u0623\u0646 \u062a\u0632\u064a\u062f \u0627\u0644\u0633\u0639\u0629 \u0627\u0644\u062d\u0627\u0644\u064a\u0629 \u0648\u0644\u0643\u0646:<\/li>\n\n\n\n<li>\u064a\u0635\u0639\u0628 \u0627\u0644\u062a\u062d\u0643\u0645 \u0641\u064a \u0633\u0645\u0643 \u0627\u0644\u0644\u062d\u0627\u0645<\/li>\n\n\n\n<li>\u062a\u062d\u0633\u0646 \u0627\u0644\u0633\u0639\u0629 \u0639\u0627\u062f\u0629\u064b \u0628\u0645\u0642\u062f\u0627\u0631 <strong>20\u201330%<\/strong><\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"4_Design_Recommendations\"><\/span><strong>4. \u062a\u0648\u0635\u064a\u0627\u062a \u0627\u0644\u062a\u0635\u0645\u064a\u0645<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u0627\u0644\u0623\u062f\u0627\u0621 <strong>\u0627\u0644\u0645\u062d\u0627\u0643\u0627\u0629 \u0627\u0644\u062d\u0631\u0627\u0631\u064a\u0629<\/strong> \u0644\u0644\u0622\u062b\u0627\u0631 \u0627\u0644\u062d\u0631\u062c\u0629.<\/li>\n\n\n\n<li>\u0628\u0627\u0644\u0646\u0633\u0628\u0629 \u0644\u0640 <strong>\u0622\u062b\u0627\u0631 \u0627\u0644\u062a\u064a\u0627\u0631 \u0627\u0644\u0639\u0627\u0644\u064a<\/strong>\u0641\u0643\u0631 \u0641\u064a:<\/li>\n\n\n\n<li>\u0627\u0633\u062a\u062e\u062f\u0627\u0645 <strong>thicker copper (\u22652 oz)<\/strong><\/li>\n\n\n\n<li><strong>\u062a\u0642\u0644\u064a\u0644 \u0637\u0648\u0644 \u0627\u0644\u062a\u062a\u0628\u0639 \u0625\u0644\u0649 \u0627\u0644\u062d\u062f \u0627\u0644\u0623\u062f\u0646\u0649<\/strong><\/li>\n\n\n\n<li><strong>\u0627\u0644\u062a\u0648\u062c\u064a\u0647 \u0627\u0644\u0645\u062a\u0648\u0627\u0632\u064a<\/strong> \u0639\u0644\u0649 \u0637\u0628\u0642\u0627\u062a \u0645\u062a\u0639\u062f\u062f\u0629<\/li>\n\n\n\n<li>\u062a\u0636\u0645\u064a\u0646 <strong>\u0646\u0642\u0627\u0637 \u0627\u0644\u0627\u062e\u062a\u0628\u0627\u0631<\/strong> \u0644\u0644\u062a\u062d\u0642\u0642 \u0645\u0646 \u0635\u062d\u062a\u0647\u0627 \u0639\u0644\u0649 \u0623\u0631\u0636 \u0627\u0644\u0648\u0627\u0642\u0639.<\/li>\n<\/ul>\n\n\n\n<p><strong>\u0645\u0644\u0627\u062d\u0638\u0629:<\/strong> \u0627\u0644\u0628\u064a\u0627\u0646\u0627\u062a \u0627\u0644\u0645\u0630\u0643\u0648\u0631\u0629 \u0623\u0639\u0644\u0627\u0647 \u0647\u064a \u0644\u0644\u0625\u0634\u0627\u0631\u0629 \u0641\u0642\u0637. \u0628\u0627\u0644\u0646\u0633\u0628\u0629 \u0644\u0644\u062a\u0637\u0628\u064a\u0642\u0627\u062a \u0627\u0644\u062d\u0631\u062c\u0629\u060c \u0627\u0633\u062a\u0634\u0631 \u0627\u0644\u0634\u0631\u0643\u0629 \u0627\u0644\u0645\u0635\u0646\u0639\u0629 \u0644\u062b\u0646\u0627\u0626\u064a \u0627\u0644\u0641\u064a\u0646\u064a\u0644 \u0645\u062a\u0639\u062f\u062f \u0627\u0644\u0643\u0644\u0648\u0631 \u0644\u0644\u062d\u0635\u0648\u0644 \u0639\u0644\u0649 \u0645\u0648\u0627\u0635\u0641\u0627\u062a \u062f\u0642\u064a\u0642\u0629 \u0644\u062d\u0645\u0644 \u0627\u0644\u062a\u064a\u0627\u0631 \u0648\u062a\u062d\u0642\u0642 \u0645\u0646 \u0635\u062d\u0629 \u0630\u0644\u0643 \u0645\u0646 \u062e\u0644\u0627\u0644 \u0627\u0644\u0627\u062e\u062a\u0628\u0627\u0631.<\/p>","protected":false},"excerpt":{"rendered":"<p>\u062a\u0639\u062a\u0645\u062f \u0627\u0644\u0642\u062f\u0631\u0629 \u0627\u0644\u062d\u0627\u0645\u0644\u0629 \u0644\u0644\u062a\u064a\u0627\u0631 \u0641\u064a \u0623\u062b\u0631 \u062b\u0646\u0627\u0626\u064a \u0627\u0644\u0641\u064a\u0646\u064a\u0644 \u0645\u062a\u0639\u062f\u062f \u0627\u0644\u0643\u0644\u0648\u0631 \u0628\u0634\u0643\u0644 \u0623\u0633\u0627\u0633\u064a \u0639\u0644\u0649 \u062b\u0644\u0627\u062b\u0629 \u0639\u0648\u0627\u0645\u0644 \u0631\u0626\u064a\u0633\u064a\u0629: \u0639\u0631\u0636 \u0627\u0644\u0623\u062b\u0631\u060c \u0648\u0633\u0645\u0643 \u0627\u0644\u0646\u062d\u0627\u0633\u060c \u0648\u0627\u0631\u062a\u0641\u0627\u0639 \u062f\u0631\u062c\u0629 \u0627\u0644\u062d\u0631\u0627\u0631\u0629 \u0627\u0644\u0645\u0633\u0645\u0648\u062d \u0628\u0647.<\/p>","protected":false},"author":2,"featured_media":1251,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[10],"tags":[52],"class_list":["post-1379","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-industry","tag-pcb"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v24.6 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>PCB Trace Width and Current Calculation Methods - 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