{"id":4032,"date":"2026-10-15T00:19:57","date_gmt":"2026-10-14T23:19:57","guid":{"rendered":"https:\/\/wpcalc.com\/tr\/muhendislik\/pcb-iz-genisligi\/"},"modified":"2026-10-15T00:19:57","modified_gmt":"2026-10-14T23:19:57","slug":"pcb-iz-genisligi","status":"publish","type":"post","link":"https:\/\/wpcalc.com\/tr\/muhendislik\/pcb-iz-genisligi\/","title":{"rendered":"PCB iz geni\u015fli\u011fi hesaplama"},"content":{"rendered":"<section class=\"not-prose calculator-box\" aria-labelledby=\"calculator-title\"><div class=\"flex items-baseline sm:items-center justify-between gap-2 sm:gap-3\"><div class=\"flex flex-col sm:flex-row sm:items-center gap-2\"><span class=\"icon icon-calculator text-primary-700! text-base! dark:text-primary-300!\" aria-hidden=\"true\"><\/span><h2 id=\"calculator-title\" class=\"text-lg font-display font-bold\">Bak\u0131r izinizi ak\u0131m\u0131n\u0131za g\u00f6re boyutland\u0131r\u0131n<\/h2><\/div><div class=\"calcdash-favorite group\">\n  <button type=\"button\" class=\"favorite\" id=\"favorite\" data-favorite-id=\"4032\" data-favorite-title=\"PCB iz geni\u015fli\u011fi\" data-favorite-url=\"https:\/\/wpcalc.com\/tr\/muhendislik\/pcb-iz-genisligi\/\" data-favorite-excerpt=\"IPC-2221 form\u00fcl\u00fcyle verilen ak\u0131m i\u00e7in gereken minimum PCB iz geni\u015fli\u011fini hesaplay\u0131n. Ak\u0131m, s\u0131cakl\u0131k art\u0131\u015f\u0131, bak\u0131r kal\u0131nl\u0131\u011f\u0131 ve katman t\u00fcr\u00fcn\u00fc girin; geni\u015fli\u011fi mil ve mm cinsinden al\u0131n.\" aria-label=\"Favorilere ekle\" data-favorite-icon=\"icon icon-electrical\">\n    <span class=\"icon icon-shape-star-empty\" aria-hidden=\"true\"><\/span>\n  <\/button>\n  <div class=\"calcdash-favorite__tip\" aria-hidden=\"true\">\n   <span class=\"favorite-tooltip\" id=\"favorite-tooltip\"><\/span>\n  <\/div>\n  <span class=\"sr-only\" role=\"status\" id=\"favorite-status\"><\/span>\n<\/div><\/div><form action=\"https:\/\/wpcalc.com\/tr\/muhendislik\/pcb-iz-genisligi\/\" method=\"POST\" class=\"calculator\" id=\"calculator-4032\" data-post=\"4032\"><fieldset class=\"fieldset-input is-2\"><legend class=\"sr-only\">Giri\u015f alanlar\u0131<\/legend><div class=\"field has-term\" id=\"input-1\"><label for=\"field-1\">Ak\u0131m (I)<\/label><div class=\"term\">I<\/div>  <div class=\"absolute bottom-0 left-16 top-8 w-2 h-0.5 bg-blue-500\"><\/div><input type=\"text\" name=\"akm_i\" id=\"field-1\" aria-describedby=\"calc-unit-1 calc-info-1\" data-number inputmode=\"decimal\" autocomplete=\"off\" spellcheck=\"false\" min=\"0.001\" value=\"2\"\/><div class=\"unit\" id=\"calc-unit-1\">A<\/div><small id=\"calc-info-1\">\u0130zin kesintisiz ta\u015f\u0131mas\u0131 gereken maksimum ak\u0131m<\/small><\/div><div class=\"field has-term\" id=\"input-2\"><label for=\"field-2\">S\u0131cakl\u0131k art\u0131\u015f\u0131 (\u0394T)<\/label><div class=\"term\">\u0394T<\/div>  <div class=\"absolute bottom-0 left-16 top-8 w-2 h-0.5 bg-blue-500\"><\/div><input type=\"text\" name=\"scaklk_art_t\" id=\"field-2\" aria-describedby=\"calc-unit-2 calc-info-2\" data-number inputmode=\"decimal\" autocomplete=\"off\" spellcheck=\"false\" min=\"1\" max=\"100\" value=\"10\"\/><div class=\"unit\" id=\"calc-unit-2\">\u00b0C<\/div><small id=\"calc-info-2\">Ortam s\u0131cakl\u0131\u011f\u0131n\u0131n \u00fczerinde izin verilen art\u0131\u015f; genellikle 10\u201320 \u00b0C<\/small><\/div><div class=\"field has-term\" id=\"input-3\"><label for=\"field-3\">Bak\u0131r kal\u0131nl\u0131\u011f\u0131<\/label><div class=\"term\">t<\/div>  <div class=\"absolute bottom-0 left-16 top-8 w-2 h-0.5 bg-blue-500\"><\/div><div class=\"field-group\"><input type=\"text\" name=\"bakr_kalnl\" id=\"field-3\" aria-describedby=\"calc-info-3\" data-number inputmode=\"decimal\" autocomplete=\"off\" spellcheck=\"false\" min=\"0.01\" value=\"1\"\/><div class=\"grid grid-cols-1\"><select id=\"field-4\" name=\"kalnlk_birimi\" aria-label=\"Kal\u0131nl\u0131k birimi\"><option value=\"oz\" selected>oz\/ft\u00b2<\/option><option value=\"um\">\u00b5m<\/option><\/select><svg class=\"pointer-events-none col-start-1 row-start-1 mr-2 size-5 self-center justify-self-end text-gray-500 sm:size-4\" viewBox=\"0 0 16 16\" fill=\"currentColor\" aria-hidden=\"true\" data-slot=\"icon\">\n              <path fill-rule=\"evenodd\" d=\"M4.22 6.22a.75.75 0 0 1 1.06 0L8 8.94l2.72-2.72a.75.75 0 1 1 1.06 1.06l-3.25 3.25a.75.75 0 0 1-1.06 0L4.22 7.28a.75.75 0 0 1 0-1.06Z\" clip-rule=\"evenodd\" \/>\n            <\/svg><\/div><\/div><small id=\"calc-info-3\">Katman\u0131n bak\u0131r a\u011f\u0131rl\u0131\u011f\u0131 (1 oz\/ft\u00b2 \u2248 35 \u00b5m)<\/small><\/div><div class=\"field is-single\" id=\"input-4\"><label for=\"field-5\">Katman t\u00fcr\u00fc<\/label><div class=\"grid grid-cols-1\"><select id=\"field-5\" name=\"katman_tr\"><option value=\"external\" selected>Harici katman (hava so\u011futmal\u0131)<\/option><option value=\"internal\">Dahili katman (g\u00f6m\u00fcl\u00fc)<\/option><\/select><svg class=\"pointer-events-none col-start-1 row-start-1 mr-2 size-5 self-center justify-self-end text-gray-500 sm:size-4\" viewBox=\"0 0 16 16\" fill=\"currentColor\" aria-hidden=\"true\" data-slot=\"icon\">\n              <path fill-rule=\"evenodd\" d=\"M4.22 6.22a.75.75 0 0 1 1.06 0L8 8.94l2.72-2.72a.75.75 0 1 1 1.06 1.06l-3.25 3.25a.75.75 0 0 1-1.06 0L4.22 7.28a.75.75 0 0 1 0-1.06Z\" clip-rule=\"evenodd\" \/>\n            <\/svg><\/div><\/div><\/fieldset><div class=\"buttons\"><button type=\"submit\" data-text=\"Yeniden hesapla\" id=\"calculate-button\" data-post=\"4032\">Hesapla<\/button><button type=\"reset\">S\u0131f\u0131rla<\/button><\/div><div class=\"field is-checkbox hidden!\" id=\"field-auto-calc\"><input type=\"checkbox\" id=\"auto-calc\"><label for=\"auto-calc\">Otomatik hesapla<\/label><small>Etkinle\u015ftirilirse, herhangi bir de\u011feri de\u011fi\u015ftirdi\u011finizde sonu\u00e7 otomatik olarak g\u00fcncellenir.<\/small><\/div><div class=\"fieldset-result is-hidden\" aria-labelledby=\"result-title\" aria-live=\"polite\" role=\"region\"> <h3 class=\"result-title bg-gradient-to-r from-primary-50 to-gray-50 dark:from-primary-900 dark:to-gray-800\" id=\"result-title\"><span class=\"icon icon-s-pulse\" aria-hidden=\"true\"><\/span> Minimum iz boyutu<\/h3><div class=\"result-box\"><div class=\"field-result\" id=\"output-1\"><span class=\"field-title\"><span>Minimum iz geni\u015fli\u011fi<\/span><span class=\"result-term\">W<\/span><\/span><span class=\"field-value\" id=\"result-1\" data-unit=\"mil\"><\/span><button type=\"button\" class=\"copy-result\" data-tooltip=\"Sonucu kopyala\" aria-label=\"Sonucu kopyala\"><span class=\"copy-icon icon icon-document-copy\" aria-hidden=\"true\"><\/span><\/button><\/div><div class=\"field-result\" id=\"output-2\"><span class=\"field-title\"><span>Minimum iz geni\u015fli\u011fi (metrik)<\/span><\/span><span class=\"field-value\" id=\"result-2\" data-unit=\"mm\"><\/span><button type=\"button\" class=\"copy-result\" data-tooltip=\"Sonucu kopyala\" aria-label=\"Sonucu kopyala\"><span class=\"copy-icon icon icon-document-copy\" aria-hidden=\"true\"><\/span><\/button><\/div><div class=\"field-result\" id=\"output-3\"><span class=\"field-title\"><span>Kesit alan\u0131<\/span><span class=\"result-term\">A<\/span><\/span><span class=\"field-value\" id=\"result-3\" data-unit=\"mil\u00b2\"><\/span><button type=\"button\" class=\"copy-result\" data-tooltip=\"Sonucu kopyala\" aria-label=\"Sonucu kopyala\"><span class=\"copy-icon icon icon-document-copy\" aria-hidden=\"true\"><\/span><\/button><\/div><div class=\"field-result\" id=\"output-4\"><span class=\"field-title\"><span>Kesit alan\u0131 (metrik)<\/span><\/span><span class=\"field-value\" id=\"result-4\" data-unit=\"mm\u00b2\"><\/span><button type=\"button\" class=\"copy-result\" data-tooltip=\"Sonucu kopyala\" aria-label=\"Sonucu kopyala\"><span class=\"copy-icon icon icon-document-copy\" aria-hidden=\"true\"><\/span><\/button><\/div><div class=\"field-result is-column\" id=\"output-5\"><span class=\"field-title\"><span>Hesaplama ayr\u0131nt\u0131lar\u0131<\/span><\/span><span class=\"field-value\" id=\"result-5\"><\/span><button type=\"button\" class=\"copy-result\" data-tooltip=\"Sonucu kopyala\" aria-label=\"Sonucu kopyala\"><span class=\"copy-icon icon icon-document-copy\" aria-hidden=\"true\"><\/span><\/button><\/div><\/div><div class=\"result-actions\"><button type=\"button\" class=\"copy-link\"><svg viewBox=\"0 0 20 20\" fill=\"currentColor\" aria-hidden=\"true\"><path d=\"M12.232 4.232a2.5 2.5 0 0 1 3.536 3.536l-1.225 1.224a.75.75 0 0 0 1.061 1.06l1.224-1.224a4 4 0 0 0-5.656-5.656l-3 3a4 4 0 0 0 .225 5.865.75.75 0 0 0 .977-1.138 2.5 2.5 0 0 1-.142-3.667l3-3Z\"\/><path d=\"M11.603 7.963a.75.75 0 0 0-.977 1.138 2.5 2.5 0 0 1 .142 3.667l-3 3a2.5 2.5 0 0 1-3.536-3.536l1.225-1.224a.75.75 0 0 0-1.061-1.06l-1.224 1.224a4 4 0 1 0 5.656 5.656l3-3a4 4 0 0 0-.225-5.865Z\"\/><\/svg><span class=\"copy-link__text\">Bu hesaplaman\u0131n ba\u011flant\u0131s\u0131n\u0131 kopyala<\/span><\/button><span class=\"sr-only\" role=\"status\" id=\"copy-link-status\"><\/span><\/div><\/div><a href=\"#respond\" class=\"hidden transition-opacity duration-300 opacity-0 w-50 text-sm justify-center items-center gap-2 px-4 py-2 rounded bg-gray-200 text-gray-700 hover:bg-gray-300\" id=\"leave-comment\"><span class=\"icon icon-comments\" aria-hidden=\"true\"><\/span>Yorum b\u0131rak<\/a><\/form><\/section><section id=\"calc-reactions\" class=\"not-prose hidden my-12 bg-gradient-to-r from-primary-50 to-gray-50 border border-indigo-100 rounded-xl px-6 py-4 shadow-sm\" data-post=\"4032\" aria-live=\"polite\" aria-labelledby=\"calc-reactions-title\"><p id=\"calc-reactions-title\" class=\"text-sm text-gray-500 text-center mb-2\">Bu sonu\u00e7 hakk\u0131nda ne d\u00fc\u015f\u00fcn\u00fcyorsunuz?<\/p><div role=\"group\" aria-labelledby=\"calc-reactions-title\" class=\"grid grid-cols-3 sm:flex sm:flex-row sm:justify-around gap-4 sm:items-center sm:flex-wrap\"><button type=\"button\" aria-pressed=\"false\" class=\"reaction-btn flex flex-col items-center gap-1 text-sm text-gray-700 hover:text-primary-600 cursor-pointer transition-transform hover:scale-105\" data-reaction=\"like\"><span class=\"reaction-count\" data-reaction-count=\"like\">0<\/span><span class=\"reaction text-3xl\" aria-hidden=\"true\">\ud83d\ude00 <\/span><span class=\"reaction-description font-medium\">Be\u011fendim <\/span><\/button><button type=\"button\" aria-pressed=\"false\" class=\"reaction-btn flex flex-col items-center gap-1 text-sm text-gray-700 hover:text-primary-600 cursor-pointer transition-transform hover:scale-105\" data-reaction=\"helpful\"><span class=\"reaction-count\" data-reaction-count=\"helpful\">0<\/span><span class=\"reaction text-3xl\" aria-hidden=\"true\">\ud83d\udca1 <\/span><span class=\"reaction-description font-medium\">Faydal\u0131 <\/span><\/button><button type=\"button\" aria-pressed=\"false\" class=\"reaction-btn flex flex-col items-center gap-1 text-sm text-gray-700 hover:text-primary-600 cursor-pointer transition-transform hover:scale-105\" data-reaction=\"confused\"><span class=\"reaction-count\" data-reaction-count=\"confused\">0<\/span><span class=\"reaction text-3xl\" aria-hidden=\"true\">\ud83d\ude15 <\/span><span class=\"reaction-description font-medium\">Kafam kar\u0131\u015ft\u0131 <\/span><\/button><button type=\"button\" aria-pressed=\"false\" class=\"reaction-btn flex flex-col items-center gap-1 text-sm text-gray-700 hover:text-primary-600 cursor-pointer transition-transform hover:scale-105\" data-reaction=\"disappointed\"><span class=\"reaction-count\" data-reaction-count=\"disappointed\">0<\/span><span class=\"reaction text-3xl\" aria-hidden=\"true\">\ud83d\ude1e <\/span><span class=\"reaction-description font-medium\">Hayal k\u0131r\u0131kl\u0131\u011f\u0131 <\/span><\/button><button type=\"button\" aria-pressed=\"false\" class=\"reaction-btn flex flex-col items-center gap-1 text-sm text-gray-700 hover:text-primary-600 cursor-pointer transition-transform hover:scale-105\" data-reaction=\"inaccurate\"><span class=\"reaction-count\" data-reaction-count=\"inaccurate\">0<\/span><span class=\"reaction text-3xl\" aria-hidden=\"true\">\u274c <\/span><span class=\"reaction-description font-medium\">Hatal\u0131 <\/span><\/button><\/div><div id=\"reaction-message\" class=\"hidden mt-8 rounded-md border border-primary-100 bg-white\/50 backdrop-blur-sm px-4 py-2 text-sm text-center shadow-sm\"><\/div><\/section><div class=\"calcdash-ad not-prose calcdash-ad--calc_result calcdash-ad--in-article\"><ins class=\"adsbygoogle\" style=\"display:block\" data-ad-client=\"ca-pub-1721569815777345\" data-ad-slot=\"6317458308\" data-ad-layout=\"in-article\" data-ad-format=\"fluid\"><\/ins><script>(adsbygoogle = window.adsbygoogle || []).push({});<\/script><\/div>\n<style id=\"wpcoderpro-inline-1\">.formula-box {\r\n\tborder-bottom: none !important;\r\n}<\/style><section class=\"formula-box\" aria-labelledby=\"formula-title\">\r\n\t<div id=\"formula-title\" class=\"not-prose font-display mb-4\"><span class=\"icon icon-formula\" aria-hidden=\"true\"><\/span><h2>PCB iz geni\u015fli\u011fi form\u00fcl\u00fc<\/h2><\/div>\r\n\t<figure class=\"not-prose formula\">\r\n\t\t<figcaption class=\"formula-title\">Form\u00fcl<\/figcaption>\r\n\t\t<div class=\"text-base text-gray-800\" id=\"formula\">\n\\[ A = \\left( \\frac{I}{k \\, \\Delta T^{0.44}} \\right)^{1\/0.725} \\]\n\\[ W = \\frac{A}{t} \\]<\/div>\r\n\t<\/figure>\r\n\t<\/p>\n<p><strong>Buradaki de\u011ferler:<\/strong><\/p>\n<ul>\n<li>\\(A\\) \u2014 izin gereken kesit alan\u0131 (mil\u00b2)<\/li>\n<li>\\(I\\) \u2014 s\u00fcrekli ta\u015f\u0131yabilecek maksimum ak\u0131m (A)<\/li>\n<li>\\(\\Delta T\\) \u2014 ortam s\u0131cakl\u0131\u011f\u0131na izin verilen s\u0131cakl\u0131k art\u0131\u015f\u0131 (\u00b0C)<\/li>\n<li>\\(k\\) \u2014 katman sabiti: d\u0131\u015f (havla so\u011fuyan) katmanlar i\u00e7in \\(k = 0.048\\), i\u00e7 (g\u00f6m\u00fcl\u00fc) katmanlar i\u00e7in \\(k = 0.024\\)<\/li>\n<li>\\(W\\) \u2014 minimum iz geni\u015fli\u011fi (mil)<\/li>\n<li>\\(t\\) \u2014 bak\u0131r kal\u0131nl\u0131\u011f\u0131 (mil; 1 oz\/ft\u00b2 \u2248 1,37 mil \u2248 34,8 \u00b5m)<\/li>\n<\/ul>\n<p>Bunlar, bak\u0131r izlar i\u00e7in IPC-2221 genel grafikleridir. Birinci denklem, s\u0131cakl\u0131k art\u0131\u015f\u0131n\u0131 \\(\\Delta T\\) de\u011ferinde ya da alt\u0131nda tutmak i\u00e7in gereken kesit alan\u0131n\u0131 bulur; ikincisi bu alan\u0131, ger\u00e7ek bak\u0131r kal\u0131nl\u0131\u011f\u0131n\u0131za g\u00f6re geni\u015fli\u011fe \u00e7evirir.<\/p>\n<p>\r\n<\/section>\n<style id=\"wpcoderpro-inline-2\">.calculation-box {\r\n\tborder-bottom: none !important;\r\n}<\/style><section id=\"calculation\" class=\"calculation-box\" aria-labelledby=\"calculation-title\">\r\n\t<div id=\"calculation-title\" class=\"not-prose font-display\"><span class=\"icon icon-unordered-list\" aria-hidden=\"true\"><\/span><h2>PCB iz geni\u015fli\u011fi \u2014 hesaplama \u00f6rne\u011fi<\/h2><\/div>\r\n\r\n<\/p>\n<p><strong>\u00d6rnek:<\/strong> 1 oz\/ft\u00b2 bak\u0131r kapl\u0131 bir d\u0131\u015f katman\u0131n, en fazla 10 \u00b0C'lik s\u0131cakl\u0131k art\u0131\u015f\u0131yla s\u00fcrekli 2 A ak\u0131m ta\u015f\u0131mas\u0131 gerekiyor.<\/p>\n<p>\\[ k \\, \\Delta T^{0.44} = 0.048 \\times 10^{0.44} \\approx 0.1322 \\]<\/p>\n<p>\\[ A = \\left( \\frac{2}{0.1322} \\right)^{1\/0.725} \\approx (15.13)^{1.379} \\approx 42.4 \\text{ mil}^2 \\]<\/p>\n<p>\\[ W = \\frac{42.4}{1.37} \\approx 30.9 \\text{ mil} \\approx 0.786 \\text{ mm} \\]<\/p>\n<p><strong>Sonu\u00e7:<\/strong> izin en az 30,9 mil (0,786 mm) geni\u015flikte olmas\u0131 gerekir; kesit alan\u0131 yakla\u015f\u0131k 42,4 mil\u00b2 (0,0273 mm\u00b2) olur.<\/p>\n<p>\n\r\n<\/section>\n<h2>PCB iz geni\u015fli\u011fi hesaplama arac\u0131 nas\u0131l kullan\u0131l\u0131r<\/h2>\n<ol>\n<li>\u0130zin s\u00fcrekli ta\u015f\u0131mas\u0131 gereken <strong>Ak\u0131m\u0131 (I)<\/strong> amper cinsinden girin. Tipik de\u011feri de\u011fil, en k\u00f6t\u00fc durumdaki maksimum ak\u0131m\u0131 kullan\u0131n.<\/li>\n<li>Tolere edebilece\u011finiz <strong>S\u0131cakl\u0131k Art\u0131\u015f\u0131n\u0131 (\u0394T)<\/strong> belirleyin; genel ama\u00e7l\u0131 tasar\u0131mlarda tipik de\u011fer 10\u201320 \u00b0C'dir, hassas veya yo\u011fun kartlarda daha d\u00fc\u015f\u00fck se\u00e7ilir.<\/li>\n<li>Katman\u0131n <strong>Bak\u0131r Kal\u0131nl\u0131\u011f\u0131n\u0131<\/strong> girin ve birimi se\u00e7in: oz\/ft\u00b2 (bak\u0131r a\u011f\u0131rl\u0131\u011f\u0131) veya \u00b5m. Standart d\u0131\u015f katmanlar 1 oz\/ft\u00b2 \u2248 35 \u00b5m'dir.<\/li>\n<li><strong>Katman T\u00fcr\u00fcn\u00fc<\/strong> se\u00e7in: d\u0131\u015f (havla so\u011fuyan) veya i\u00e7 (g\u00f6m\u00fcl\u00fc). \u0130\u00e7 katmanlar \u0131s\u0131y\u0131 daha zor atar ve daha geni\u015f izler gerektirir.<\/li>\n<li><strong>Minimum \u0130z Geni\u015fli\u011fini<\/strong> mil ve mm cinsinden, ayr\u0131ca gereken <strong>Kesit Alan\u0131n\u0131<\/strong> okuyun. Hesaplama Ayr\u0131nt\u0131lar\u0131 blo\u011funda kullan\u0131lan sabitleri g\u00f6rebilirsiniz.<\/li>\n<\/ol>\n<h2>PCB iz geni\u015fli\u011fi nedir ve neden \u00f6nemlidir<\/h2>\n<p>Bask\u0131 devre kart\u0131ndaki bak\u0131r iz, sonlu dirence sahip bir iletkendir. \u0130\u00e7inden ak\u0131m ge\u00e7ti\u011finde bu diren\u00e7 elektrik g\u00fcc\u00fcn\u00fc \u0131s\u0131ya \u00e7evirir ve iz, \u00fcretti\u011fi \u0131s\u0131 ile att\u0131\u011f\u0131 \u0131s\u0131 dengeye gelene kadar \u0131s\u0131n\u0131r. Ak\u0131ma g\u00f6re \u00e7ok ince bir iz a\u015f\u0131r\u0131 \u0131s\u0131n\u0131r: lehim ba\u011flant\u0131lar\u0131 bozulur, \u00e7evredeki bile\u015fenler \u0131s\u0131n\u0131r, yap\u0131\u015ft\u0131r\u0131c\u0131 ve laminat renk de\u011fi\u015ftirebilir; u\u00e7 durumlarda bak\u0131r, sigorta teli gibi eriyip kopabilir.<\/p>\n<p>\u0130z geni\u015fli\u011fi bu y\u00fczden bir \u0131s\u0131l tasar\u0131m karar\u0131d\u0131r. Daha geni\u015f ya da daha kal\u0131n bir izin kesiti b\u00fcy\u00fckt\u00fcr, direnci d\u00fc\u015f\u00fckt\u00fcr ve \u0131s\u0131y\u0131 daha iyi yayar; ayn\u0131 ak\u0131m i\u00e7in s\u0131cakl\u0131k art\u0131\u015f\u0131 da o kadar az olur. IPC-2221 standard\u0131, on y\u0131llar\u0131n test verilerini ak\u0131m, s\u0131cakl\u0131k art\u0131\u015f\u0131 ve kesit alan\u0131 ili\u015fkisini veren bir \u00e7ift e\u011friye indirgemi\u015ftir \u2014 bu hesaplama arac\u0131 da o form\u00fclleri uygular. Ayn\u0131 kesit i\u00e7in bak\u0131r kal\u0131nl\u0131\u011f\u0131n\u0131 iki kat\u0131na \u00e7\u0131karmak gereken geni\u015fli\u011fi yar\u0131ya indirir; y\u00fcksek ak\u0131ml\u0131 kartlarda a\u015f\u0131r\u0131 geni\u015f izler yerine bu y\u00fczden s\u0131k\u00e7a 2 oz ya da daha a\u011f\u0131r bak\u0131r tercih edilir.<\/p>\n<p>Sonu\u00e7 bir <em>hedef<\/em> de\u011fil, <em>minimum<\/em> geni\u015fliktir. Pratikte CAD arac\u0131n\u0131z\u0131n iz listesindeki bir \u00fcst geni\u015fli\u011fe yuvarlaman\u0131z ve \u00fcretim toleranslar\u0131 i\u00e7in pay b\u0131rakman\u0131z gerekir. \u0130z geni\u015fli\u011finin <a href=\"https:\/\/wpcalc.com\/tr\/muhendislik\/mikroserit-pcb-empedans\/\">kontroll\u00fc empedansl\u0131 izleri<\/a> de etkiledi\u011fini unutmay\u0131n \u2014 iz y\u00fcksek h\u0131zl\u0131 sinyal ta\u015f\u0131yorsa geni\u015fli\u011fini ak\u0131m de\u011fil empedans gereksinimleri belirleyebilir; her iki k\u0131s\u0131t\u0131 da ayr\u0131ca do\u011frulamal\u0131s\u0131n\u0131z. Sorunun gerilim d\u00fc\u015f\u00fcm\u00fc taraf\u0131nda ise iz direnci <a href=\"https:\/\/wpcalc.com\/tr\/muhendislik\/ohm-kanunu\/\">Ohm yasas\u0131na<\/a> uyar: amperler ta\u015f\u0131yan uzun ve ince bir iz, boyunca \u015fa\u015f\u0131rt\u0131c\u0131 \u00f6l\u00e7\u00fcde gerilim kaybedebilir.<\/p>\n<h2>Varsay\u0131mlar ve s\u0131n\u0131rlamalar<\/h2>\n<ul>\n<li><strong>IPC-2221'in deneysel temeli:<\/strong> form\u00fcller test verilerine yap\u0131lan e\u011fri uydurmad\u0131r ve \u00f6zg\u00fcn test ko\u015fullar\u0131nda kabaca \u00b1%10\u201320 do\u011fruluk sa\u011flar. Sonucu garanti de\u011fil, yol g\u00f6sterici olarak al\u0131n.<\/li>\n<li><strong>Kararl\u0131 durum ak\u0131m\u0131:<\/strong> hesaplama, s\u00fcrekli DC ya da etkin (RMS) ak\u0131m varsayar. K\u0131sa darbeler ve ge\u00e7ici ani y\u00fckseli\u015fler \u00e7ok daha ince izlerle ta\u015f\u0131nabilir; \u00e7\u00fcnk\u00fc bak\u0131r\u0131n \u0131s\u0131l k\u00fctlesi s\u0131cakl\u0131k art\u0131\u015f\u0131n\u0131 s\u0131n\u0131rlar \u2014 darbeli y\u00fckler i\u00e7in ayr\u0131 bir ge\u00e7ici analiz gerekir.<\/li>\n<li><strong>Yal\u0131t\u0131lm\u0131\u015f iz:<\/strong> model, tek tip s\u0131cakl\u0131kta tek bir iz varsayar. Bak\u0131r d\u00f6k\u00fcmler, d\u00fczlemler, yan\u0131ndaki s\u0131cak bile\u015fenler, zorlanm\u0131\u015f hava so\u011futmas\u0131 ve kapal\u0131 veya \u00fcst \u00fcste kartlar ger\u00e7ek s\u0131cakl\u0131k art\u0131\u015f\u0131n\u0131 de\u011fi\u015ftirir; yo\u011fun yerle\u015fimlerde genellikle aleyhte y\u00f6nde.<\/li>\n<li><strong>10 \u00b0C mi 20 \u00b0C mi:<\/strong> se\u00e7ti\u011finiz s\u0131cakl\u0131k art\u0131\u015f\u0131 bir \u00f6d\u00fcnle\u015fimdir. D\u00fc\u015f\u00fck \u0394T daha uzun kart \u00f6mr\u00fc ve daha serin bile\u015fenler sa\u011flar ama belirgin bi\u00e7imde daha geni\u015f izler gerektirir; 10 \u00b0C tutumlu se\u00e7imdir, 10 \u00b0C yerine 20 \u00b0C maliyet duyarl\u0131 tasar\u0131mlarda yayg\u0131nd\u0131r.<\/li>\n<li><strong>Vialar ve padler:<\/strong> ak\u0131m\u0131n vialardan da ge\u00e7mesi gerekir. Bir vian\u0131n bak\u0131r varil kesiti s\u0131n\u0131rl\u0131d\u0131r; y\u00fcksek ak\u0131m yollar\u0131nda via ak\u0131m kapasitesini ayr\u0131ca kontrol edin ya da paralel birden \u00e7ok via kullan\u0131n.<\/li>\n<li><strong>\u0130lgili boyutland\u0131rma sorunlar\u0131:<\/strong> ak\u0131m\u0131 kart d\u0131\u015f\u0131na kablolarla ta\u015f\u0131yorsan\u0131z <a href=\"https:\/\/wpcalc.com\/tr\/muhendislik\/awg-hesaplama\/\">kablo kesiti hesaplama arac\u0131<\/a> kablo taraf\u0131n\u0131, <a href=\"https:\/\/wpcalc.com\/tr\/muhendislik\/pcb-mikroserit-crosstalk\/\">PCB mikro\u015ferit \u00e7apraz konu\u015fma hesaplama arac\u0131<\/a> da kom\u015fu izler aras\u0131ndaki aral\u0131\u011f\u0131 kapsar.<\/li>\n<\/ul>\n<h2>Bak\u0131r kal\u0131nl\u0131\u011f\u0131 referans tablosu<\/h2>\n<table>\n<thead>\n<tr>\n<th>Bak\u0131r a\u011f\u0131rl\u0131\u011f\u0131<\/th>\n<th>Kal\u0131nl\u0131k (\u00b5m)<\/th>\n<th>Kal\u0131nl\u0131k (mil)<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>0,5 oz\/ft\u00b2<\/td>\n<td>17.4<\/td>\n<td>0.68<\/td>\n<\/tr>\n<tr>\n<td>1 oz\/ft\u00b2<\/td>\n<td>34.8<\/td>\n<td>1.37<\/td>\n<\/tr>\n<tr>\n<td>2 oz\/ft\u00b2<\/td>\n<td>69.6<\/td>\n<td>2.74<\/td>\n<\/tr>\n<tr>\n<td>3 oz\/ft\u00b2<\/td>\n<td>104.4<\/td>\n<td>4.11<\/td>\n<\/tr>\n<tr>\n<td>4 oz\/ft\u00b2<\/td>\n<td>139.2<\/td>\n<td>5.48<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>Standart PCB'lerin \u00e7o\u011funda d\u0131\u015f katmanlarda 1 oz\/ft\u00b2, i\u00e7 katmanlarda 0,5 veya 1 oz\/ft\u00b2 kullan\u0131l\u0131r. Do\u011fru kal\u0131nl\u0131\u011f\u0131 girmek \u015fartt\u0131r: ayn\u0131 ak\u0131m i\u00e7in 0,5 oz'l\u0131k bir katman, 1 oz'l\u0131k katman\u0131n iki kat\u0131 geni\u015flik ister.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>IPC-2221 form\u00fcl\u00fcyle verilen ak\u0131m i\u00e7in gereken minimum PCB iz geni\u015fli\u011fini hesaplay\u0131n. Ak\u0131m, s\u0131cakl\u0131k art\u0131\u015f\u0131, bak\u0131r kal\u0131nl\u0131\u011f\u0131 ve katman t\u00fcr\u00fcn\u00fc girin; geni\u015fli\u011fi mil ve mm cinsinden al\u0131n.<\/p>\n","protected":false},"author":3168,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[6],"tags":[82],"class_list":["post-4032","post","type-post","status-publish","format-standard","hentry","category-muhendislik","tag-devreler"],"acf":[],"_links":{"self":[{"href":"https:\/\/wpcalc.com\/tr\/wp-json\/wp\/v2\/posts\/4032","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/wpcalc.com\/tr\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/wpcalc.com\/tr\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/wpcalc.com\/tr\/wp-json\/wp\/v2\/users\/3168"}],"replies":[{"embeddable":true,"href":"https:\/\/wpcalc.com\/tr\/wp-json\/wp\/v2\/comments?post=4032"}],"version-history":[{"count":0,"href":"https:\/\/wpcalc.com\/tr\/wp-json\/wp\/v2\/posts\/4032\/revisions"}],"wp:attachment":[{"href":"https:\/\/wpcalc.com\/tr\/wp-json\/wp\/v2\/media?parent=4032"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/wpcalc.com\/tr\/wp-json\/wp\/v2\/categories?post=4032"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/wpcalc.com\/tr\/wp-json\/wp\/v2\/tags?post=4032"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}