\u062f\u0644\u064a\u0644 \u062a\u0635\u0645\u064a\u0645 \u0645\u0643\u062f\u0633 \u062b\u0646\u0627\u0626\u064a \u0627\u0644\u0641\u064a\u0646\u064a\u0644 \u0645\u062a\u0639\u062f\u062f \u0627\u0644\u0643\u0644\u0648\u0631 FR4<\/a><\/strong>.<\/p>\n\n\n\n
\n\n\n\n\u0627\u0639\u062a\u0628\u0627\u0631\u0627\u062a \u0627\u0644\u062a\u0643\u0644\u0641\u0629<\/h2>\n\n\n\n
\u0639\u0627\u062f\u0629\u064b \u0645\u0627 \u062a\u0643\u0644\u0641 \u0645\u0648\u0627\u062f FR4 \u0639\u0627\u0644\u064a\u0629 \u0627\u0644\u062a\u0643\u0644\u0641\u0629 \u0623\u0643\u062b\u0631 \u0645\u0646 \u0634\u0631\u0627\u0626\u062d FR4 \u0627\u0644\u0642\u064a\u0627\u0633\u064a\u0629 \u0644\u0623\u0646\u0647\u0627 \u062a\u0633\u062a\u062e\u062f\u0645 \u0623\u0646\u0638\u0645\u0629 \u0631\u0627\u062a\u0646\u062c \u0623\u0643\u062b\u0631 \u062a\u0642\u062f\u0645\u064b\u0627.<\/p>\n\n\n\n
\u0648\u0645\u0639 \u0630\u0644\u0643\u060c \u063a\u0627\u0644\u0628\u064b\u0627 \u0645\u0627 \u064a\u0643\u0648\u0646 \u0641\u0631\u0642 \u0627\u0644\u0633\u0639\u0631 \u0635\u063a\u064a\u0631\u064b\u0627 \u0646\u0633\u0628\u064a\u064b\u0627 \u0645\u0642\u0627\u0631\u0646\u0629\u064b \u0628\u0627\u0644\u062a\u0643\u0644\u0641\u0629 \u0627\u0644\u0625\u062c\u0645\u0627\u0644\u064a\u0629 \u0644\u062a\u062c\u0645\u064a\u0639 \u062b\u0646\u0627\u0626\u064a \u0627\u0644\u0641\u064a\u0646\u064a\u0644 \u0645\u062a\u0639\u062f\u062f \u0627\u0644\u0643\u0644\u0648\u0631.<\/p>\n\n\n\n
\u0628\u0627\u0644\u0646\u0633\u0628\u0629 \u0644\u0644\u062a\u0635\u0645\u064a\u0645\u0627\u062a \u0627\u0644\u062a\u064a \u062a\u0643\u0648\u0646 \u0641\u064a\u0647\u0627 \u0627\u0644\u0645\u0648\u062b\u0648\u0642\u064a\u0629 \u0623\u0645\u0631\u064b\u0627 \u0628\u0627\u0644\u063a \u0627\u0644\u0623\u0647\u0645\u064a\u0629\u060c \u064a\u0645\u0643\u0646 \u0623\u0646 \u064a\u0633\u0627\u0639\u062f \u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u0645\u0648\u0627\u062f \u0630\u0627\u062a \u062f\u0631\u062c\u0629 \u0639\u0627\u0644\u064a\u0629 \u0645\u0646 \u0627\u0644\u0645\u0648\u062b\u0648\u0642\u064a\u0629 \u0641\u064a \u062a\u0642\u0644\u064a\u0644 \u0645\u062e\u0627\u0637\u0631 \u0627\u0644\u0641\u0634\u0644 \u0639\u0644\u0649 \u0627\u0644\u0645\u062f\u0649 \u0627\u0644\u0637\u0648\u064a\u0644.<\/p>\n\n\n\n
\u062a\u062a\u0645 \u0645\u0646\u0627\u0642\u0634\u0629 \u0627\u0639\u062a\u0628\u0627\u0631\u0627\u062a \u062a\u0643\u0644\u0641\u0629 \u0627\u0644\u062a\u0635\u0646\u064a\u0639 \u0628\u0645\u0632\u064a\u062f \u0645\u0646 \u0627\u0644\u062a\u0641\u0635\u064a\u0644 \u0641\u064a \u0639\u0648\u0627\u0645\u0644 \u062a\u0643\u0644\u0641\u0629 \u062a\u0635\u0646\u064a\u0639 \u062b\u0646\u0627\u0626\u064a \u0627\u0644\u0641\u064a\u0646\u064a\u0644 \u0645\u062a\u0639\u062f\u062f \u0627\u0644\u0643\u0644\u0648\u0631<\/strong>.<\/p>\n\n\n\n
![\"FR4](\"http:\/\/www.han-sphere.com\/wp-content\/uploads\/2026\/03\/FR4-PCB-14.jpg\")
<\/figure>\n<\/div>\n\n\nFR4 \u0645\u0642\u0627\u0628\u0644 FR4 \u0639\u0627\u0644\u064a Tg4 \u0645\u0642\u0627\u0628\u0644 \u0627\u0644\u0645\u0648\u0627\u062f \u0627\u0644\u0623\u062e\u0631\u0649<\/h2>\n\n\n\n
\u0641\u064a \u0628\u0639\u0636 \u0627\u0644\u062a\u0637\u0628\u064a\u0642\u0627\u062a\u060c \u0642\u062f \u0644\u0627 \u062a\u0648\u0641\u0631 FR4 \u0630\u0627\u062a \u062f\u0631\u062c\u0629 \u0627\u0644\u062d\u0631\u0627\u0631\u0629 \u0627\u0644\u0639\u0627\u0644\u064a\u0629 \u0623\u062f\u0627\u0621\u064b \u062d\u0631\u0627\u0631\u064a\u064b\u0627 \u0643\u0627\u0641\u064a\u064b\u0627.<\/p>\n\n\n\n
\u0642\u062f \u062a\u0634\u0645\u0644 \u0627\u0644\u0645\u0648\u0627\u062f \u0627\u0644\u0628\u062f\u064a\u0644\u0629 \u0645\u0627 \u064a\u0644\u064a:<\/p>\n\n\n\n
\n- \u0645\u0631\u0643\u0628\u0627\u062a \u062b\u0646\u0627\u0626\u064a \u0627\u0644\u0641\u064a\u0646\u064a\u0644 \u0645\u062a\u0639\u062f\u062f \u0627\u0644\u0643\u0644\u0648\u0631 \u062b\u0646\u0627\u0626\u064a\u0629 \u0627\u0644\u0641\u064a\u0646\u064a\u0644 \u0645\u062a\u0639\u062f\u062f \u0627\u0644\u0643\u0644\u0648\u0631 \u0645\u0639\u062f\u0646\u064a\u0629 \u0627\u0644\u0646\u0648\u0627\u0629 \u0644\u0623\u0646\u0638\u0645\u0629 LED<\/li>\n\n\n\n
- \u0631\u0643\u0627\u0626\u0632 \u0627\u0644\u0633\u064a\u0631\u0627\u0645\u064a\u0643 \u0644\u0644\u0625\u0644\u0643\u062a\u0631\u0648\u0646\u064a\u0627\u062a \u0639\u0627\u0644\u064a\u0629 \u0627\u0644\u0637\u0627\u0642\u0629<\/li>\n\n\n\n
- \u0634\u0631\u0627\u0626\u062d \u0627\u0644\u062a\u0631\u062f\u062f\u0627\u062a \u0627\u0644\u0644\u0627\u0633\u0644\u0643\u064a\u0629 \u0627\u0644\u0645\u062a\u062e\u0635\u0635\u0629 \u0644\u062f\u0648\u0627\u0626\u0631 \u0627\u0644\u062a\u0631\u062f\u062f\u0627\u062a \u0627\u0644\u0639\u0627\u0644\u064a\u0629<\/li>\n<\/ul>\n\n\n\n
\u064a\u0645\u0643\u0646 \u0627\u0644\u0627\u0637\u0644\u0627\u0639 \u0639\u0644\u0649 \u0645\u0642\u0627\u0631\u0646\u0629 \u0628\u064a\u0646 \u0631\u0643\u0627\u0626\u0632 FR4 \u0648\u0627\u0644\u0631\u0643\u0627\u0626\u0632 \u0627\u0644\u062e\u0632\u0641\u064a\u0629 \u0641\u064a \u062b\u0646\u0627\u0626\u064a \u0627\u0644\u0641\u064a\u0646\u064a\u0644 \u0645\u062a\u0639\u062f\u062f \u0627\u0644\u0643\u0644\u0648\u0631 \u0627\u0644\u0633\u064a\u0631\u0627\u0645\u064a\u0643\u064a \u0645\u0642\u0627\u0628\u0644 \u062b\u0646\u0627\u0626\u064a \u0627\u0644\u0641\u064a\u0646\u064a\u0644 \u0645\u062a\u0639\u062f\u062f \u0627\u0644\u0643\u0644\u0648\u0631 FR4: \u0645\u0642\u0627\u0631\u0646\u0629 \u062d\u0631\u0627\u0631\u064a\u0629 \u0648\u0643\u0647\u0631\u0628\u0627\u0626\u064a\u0629 \u0648\u062a\u0643\u0644\u0641\u0629<\/a><\/strong>.<\/p>\n\n\n\n
\n\n\n\n\u0627\u0644\u062e\u0627\u062a\u0645\u0629<\/h2>\n\n\n\n
\u062a\u0638\u0644 \u0631\u0642\u0627\u0626\u0642 FR4 \u0627\u0644\u0642\u064a\u0627\u0633\u064a\u0629 \u0623\u0643\u062b\u0631 \u0627\u0644\u0645\u0648\u0627\u062f \u0627\u0644\u0645\u0633\u062a\u062e\u062f\u0645\u0629 \u0639\u0644\u0649 \u0646\u0637\u0627\u0642 \u0648\u0627\u0633\u0639 \u0641\u064a \u0631\u0643\u064a\u0632\u0629 \u062b\u0646\u0627\u0626\u064a \u0627\u0644\u0641\u064a\u0646\u064a\u0644 \u0645\u062a\u0639\u062f\u062f \u0627\u0644\u0643\u0644\u0648\u0631 \u0644\u0623\u0646\u0647\u0627 \u062a\u0648\u0641\u0631 \u0623\u062f\u0627\u0621\u064b \u0645\u0648\u062b\u0648\u0642\u064b\u0627 \u0648\u062a\u0643\u0644\u0641\u0629 \u062a\u0635\u0646\u064a\u0639 \u0645\u0646\u062e\u0641\u0636\u0629.<\/p>\n\n\n\n
\u062a\u0648\u0641\u0631 \u0645\u0648\u0627\u062f FR4 \u0639\u0627\u0644\u064a\u0629 \u0627\u0644\u062b\u0628\u0627\u062a \u0627\u0644\u062d\u0631\u0627\u0631\u064a \u0648\u0647\u064a \u0645\u0646\u0627\u0633\u0628\u0629 \u0628\u0634\u0643\u0644 \u0623\u0641\u0636\u0644 \u0644\u0644\u062a\u0635\u0645\u064a\u0645\u0627\u062a \u0627\u0644\u0645\u0639\u0631\u0636\u0629 \u0644\u062f\u0631\u062c\u0627\u062a \u062d\u0631\u0627\u0631\u0629 \u062a\u0634\u063a\u064a\u0644 \u0623\u0639\u0644\u0649 \u0623\u0648 \u062f\u0648\u0631\u0627\u062a \u062d\u0631\u0627\u0631\u064a\u0629 \u0645\u062a\u0643\u0631\u0631\u0629.<\/p>\n\n\n\n
\u064a\u0639\u062a\u0645\u062f \u0627\u0644\u0627\u062e\u062a\u064a\u0627\u0631 \u0628\u064a\u0646 \u0647\u0630\u0647 \u0627\u0644\u0645\u0648\u0627\u062f \u0639\u0644\u0649 \u0627\u0644\u0628\u064a\u0626\u0629 \u0627\u0644\u062d\u0631\u0627\u0631\u064a\u0629 \u0648\u0645\u062a\u0637\u0644\u0628\u0627\u062a \u0627\u0644\u0645\u0648\u062b\u0648\u0642\u064a\u0629 \u0648\u0627\u0639\u062a\u0628\u0627\u0631\u0627\u062a \u0627\u0644\u062a\u0635\u0646\u064a\u0639 \u0644\u0644\u0645\u0646\u062a\u062c \u0627\u0644\u0646\u0647\u0627\u0626\u064a.<\/p>\n\n\n\n
\u0627\u0644\u0623\u0633\u0626\u0644\u0629 \u0627\u0644\u0634\u0627\u0626\u0639\u0629<\/h2>\n\n\n\n\u0633: \u0645\u0627\u0630\u0627 \u064a\u0639\u0646\u064a Tg \u0641\u064a \u0645\u0648\u0627\u062f \u062b\u0646\u0627\u0626\u064a \u0627\u0644\u0641\u064a\u0646\u064a\u0644 \u0645\u062a\u0639\u062f\u062f \u0627\u0644\u0643\u0644\u0648\u0631\u061f<\/strong> \u062c: Tg \u062a\u0639\u0646\u064a \u062f\u0631\u062c\u0629 \u062d\u0631\u0627\u0631\u0629 \u0627\u0644\u062a\u062d\u0648\u0644 \u0627\u0644\u0632\u062c\u0627\u062c\u064a. \u0648\u0647\u064a \u062a\u0634\u064a\u0631 \u0625\u0644\u0649 \u062f\u0631\u062c\u0629 \u0627\u0644\u062d\u0631\u0627\u0631\u0629 \u0627\u0644\u062a\u064a \u064a\u0628\u062f\u0623 \u0639\u0646\u062f\u0647\u0627 \u0627\u0644\u0631\u0627\u062a\u0646\u062c \u0641\u064a \u0635\u0641\u0627\u0626\u062d \u062b\u0646\u0627\u0626\u064a \u0627\u0644\u0641\u064a\u0646\u064a\u0644 \u0645\u062a\u0639\u062f\u062f \u0627\u0644\u0643\u0644\u0648\u0631 \u0641\u064a \u0627\u0644\u062a\u0644\u064a\u064a\u0646 \u0648\u062a\u063a\u064a\u064a\u0631 \u0627\u0644\u062e\u0648\u0627\u0635 \u0627\u0644\u0645\u064a\u0643\u0627\u0646\u064a\u0643\u064a\u0629.<\/p> <\/div>
\u0633: \u0644\u0645\u0627\u0630\u0627 \u064a\u062a\u0645 \u0627\u0633\u062a\u062e\u062f\u0627\u0645 FR4 \u0639\u0627\u0644\u064a Tg \u0641\u064a \u0645\u0631\u0643\u0628\u0627\u062a \u062b\u0646\u0627\u0626\u064a \u0627\u0644\u0641\u064a\u0646\u064a\u0644 \u0645\u062a\u0639\u062f\u062f \u0627\u0644\u0643\u0644\u0648\u0631\u061f<\/strong> \u062c: \u062a\u0648\u0641\u0631 \u0645\u0648\u0627\u062f FR4 \u0639\u0627\u0644\u064a\u0629 \u0627\u0644\u062b\u0628\u0627\u062a \u0627\u0644\u062d\u0631\u0627\u0631\u064a \u0645\u0645\u0627 \u064a\u062c\u0639\u0644\u0647\u0627 \u0645\u0646\u0627\u0633\u0628\u0629 \u0644\u0644\u062a\u0637\u0628\u064a\u0642\u0627\u062a \u0627\u0644\u062a\u064a \u062a\u0646\u0637\u0648\u064a \u0639\u0644\u0649 \u062f\u0631\u062c\u0627\u062a \u062d\u0631\u0627\u0631\u0629 \u062a\u0634\u063a\u064a\u0644 \u0623\u0639\u0644\u0649 \u0623\u0648 \u062f\u0648\u0631\u0627\u062a \u0644\u062d\u0627\u0645 \u0645\u062a\u0639\u062f\u062f\u0629.<\/p> <\/div>
\u0633: \u0647\u0644 \u062a\u0643\u0648\u0646 FR4 \u0639\u0627\u0644\u064a\u0629 Tg \u0639\u0627\u0644\u064a\u0629 FR4 \u0623\u0641\u0636\u0644 \u062f\u0627\u0626\u0645\u064b\u0627 \u0645\u0646 FR4 \u0627\u0644\u0642\u064a\u0627\u0633\u064a\u0629\u061f<\/strong> \u062c: \u0644\u064a\u0633 \u0628\u0627\u0644\u0636\u0631\u0648\u0631\u0629. FR4 \u0627\u0644\u0642\u064a\u0627\u0633\u064a\u0629 \u0643\u0627\u0641\u064a\u0629 \u0644\u0644\u0639\u062f\u064a\u062f \u0645\u0646 \u0627\u0644\u062a\u0637\u0628\u064a\u0642\u0627\u062a. \u0648\u0639\u0627\u062f\u0629\u064b \u0645\u0627 \u062a\u064f\u0633\u062a\u062e\u062f\u0645 \u0627\u0644\u0645\u0648\u0627\u062f \u0639\u0627\u0644\u064a\u0629 \u0627\u0644\u0645\u0648\u062b\u0648\u0642\u064a\u0629 \u0627\u0644\u062d\u0631\u0627\u0631\u064a\u0629 \u0639\u0646\u062f \u0627\u0644\u062d\u0627\u062c\u0629 \u0625\u0644\u0649 \u0645\u0648\u062b\u0648\u0642\u064a\u0629 \u062d\u0631\u0627\u0631\u064a\u0629 \u0625\u0636\u0627\u0641\u064a\u0629.<\/p> <\/div>
\u0633: \u0647\u0644 \u064a\u0624\u062b\u0631 \u0627\u0631\u062a\u0641\u0627\u0639 Tg FR4 \u0639\u0644\u0649 \u062a\u0643\u0644\u0641\u0629 \u062b\u0646\u0627\u0626\u064a \u0627\u0644\u0641\u064a\u0646\u064a\u0644 \u0645\u062a\u0639\u062f\u062f \u0627\u0644\u0643\u0644\u0648\u0631\u061f<\/strong> \u062c: \u0646\u0639\u0645\u060c \u0639\u0627\u062f\u0629\u064b \u0645\u0627 \u062a\u0643\u0644\u0641 \u0627\u0644\u0631\u0642\u0627\u0626\u0642 \u0639\u0627\u0644\u064a\u0629 Tg \u0639\u0627\u062f\u0629\u064b \u0623\u0643\u062b\u0631 \u0642\u0644\u064a\u0644\u0627\u064b \u0645\u0646 \u0645\u0648\u0627\u062f FR4 \u0627\u0644\u0642\u064a\u0627\u0633\u064a\u0629\u060c \u0648\u0644\u0643\u0646 \u0641\u0631\u0642 \u0627\u0644\u0633\u0639\u0631 \u063a\u0627\u0644\u0628\u0627\u064b \u0645\u0627 \u064a\u0643\u0648\u0646 \u0645\u062a\u0648\u0627\u0636\u0639\u0627\u064b.<\/p> <\/div>
\u0633: \u0647\u0644 \u064a\u0645\u0643\u0646 \u0627\u0633\u062a\u062e\u062f\u0627\u0645 FR4 \u0639\u0627\u0644\u064a Tg \u0641\u064a \u0645\u0631\u0643\u0628\u0627\u062a \u062b\u0646\u0627\u0626\u064a \u0627\u0644\u0641\u064a\u0646\u064a\u0644 \u0645\u062a\u0639\u062f\u062f \u0627\u0644\u0643\u0644\u0648\u0631 \u0645\u062a\u0639\u062f\u062f\u0629 \u0627\u0644\u0637\u0628\u0642\u0627\u062a\u061f<\/strong> \u062c: \u0646\u0639\u0645. \u064a\u0634\u064a\u0639 \u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u0645\u0648\u0627\u062f FR4 \u0639\u0627\u0644\u064a\u0629 \u0627\u0644\u062b\u0628\u0627\u062a \u0641\u064a \u0627\u0644\u0623\u0644\u0648\u0627\u062d \u0645\u062a\u0639\u062f\u062f\u0629 \u0627\u0644\u0637\u0628\u0642\u0627\u062a\u060c \u062e\u0627\u0635\u0629\u064b \u0639\u0646\u062f\u0645\u0627 \u064a\u0643\u0648\u0646 \u0627\u0644\u0627\u0633\u062a\u0642\u0631\u0627\u0631 \u0627\u0644\u062d\u0631\u0627\u0631\u064a \u0623\u062b\u0646\u0627\u0621 \u0627\u0644\u062a\u0635\u0646\u064a\u0639 \u0645\u0647\u0645\u064b\u0627.<\/p> <\/div> <\/div>","protected":false},"excerpt":{"rendered":"
\u0625\u0646 FR4 \u0647\u064a \u0623\u0643\u062b\u0631 \u0627\u0644\u0645\u0648\u0627\u062f \u0627\u0644\u0645\u0633\u062a\u062e\u062f\u0645\u0629 \u0639\u0644\u0649 \u0646\u0637\u0627\u0642 \u0648\u0627\u0633\u0639 \u0641\u064a \u0631\u0643\u064a\u0632\u0629 \u062b\u0646\u0627\u0626\u064a \u0627\u0644\u0641\u064a\u0646\u064a\u0644 \u0645\u062a\u0639\u062f\u062f \u0627\u0644\u0643\u0644\u0648\u0631\u060c \u0648\u0644\u0643\u0646 \u0641\u064a \u0627\u0644\u062a\u0637\u0628\u064a\u0642\u0627\u062a \u0630\u0627\u062a \u062f\u0631\u062c\u0627\u062a \u062d\u0631\u0627\u0631\u0629 \u0627\u0644\u062a\u0634\u063a\u064a\u0644 \u0627\u0644\u0639\u0627\u0644\u064a\u0629\u060c \u063a\u0627\u0644\u0628\u064b\u0627 \u0645\u0627 \u064a\u062e\u062a\u0627\u0631 \u0627\u0644\u0645\u0635\u0645\u0645\u0648\u0646 \u0634\u0631\u0627\u0626\u062d FR4 \u0630\u0627\u062a \u062f\u0631\u062c\u0629 \u062d\u0631\u0627\u0631\u0629 \u0639\u0627\u0644\u064a\u0629. \u062a\u0648\u0641\u0631 \u0627\u0644\u0645\u0648\u0627\u062f \u0630\u0627\u062a \u062f\u0631\u062c\u0629 \u0627\u0644\u062d\u0631\u0627\u0631\u0629 \u0627\u0644\u0639\u0627\u0644\u064a\u0629 \u0627\u0633\u062a\u0642\u0631\u0627\u0631\u0627\u064b \u062d\u0631\u0627\u0631\u064a\u0627\u064b \u0623\u0641\u0636\u0644 \u0648\u0645\u0648\u062b\u0648\u0642\u064a\u0629 \u0645\u062d\u0633\u0646\u0629 \u0623\u062b\u0646\u0627\u0621 \u0627\u0644\u0644\u062d\u0627\u0645 \u0648\u0627\u0644\u062a\u0634\u063a\u064a\u0644 \u0639\u0644\u0649 \u0627\u0644\u0645\u062f\u0649 \u0627\u0644\u0637\u0648\u064a\u0644. \u062a\u0634\u0631\u062d \u0647\u0630\u0647 \u0627\u0644\u0645\u0642\u0627\u0644\u0629 \u0627\u0644\u0627\u062e\u062a\u0644\u0627\u0641\u0627\u062a \u0628\u064a\u0646 FR4 \u0627\u0644\u0642\u064a\u0627\u0633\u064a \u0648 FR4 \u0639\u0627\u0644\u064a Tg\u060c \u0628\u0645\u0627 \u0641\u064a \u0630\u0644\u0643 \u062e\u0635\u0627\u0626\u0635 \u0627\u0644\u0645\u0648\u0627\u062f \u0648\u0627\u0644\u0623\u062f\u0627\u0621 \u0627\u0644\u062d\u0631\u0627\u0631\u064a \u0648\u062d\u0627\u0644\u0627\u062a \u0627\u0644\u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u0627\u0644\u0646\u0645\u0648\u0630\u062c\u064a\u0629.<\/p>","protected":false},"author":1,"featured_media":520,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_kad_post_transparent":"","_kad_post_title":"","_kad_post_layout":"","_kad_post_sidebar_id":"","_kad_post_content_style":"","_kad_post_vertical_padding":"","_kad_post_feature":"","_kad_post_feature_position":"","_kad_post_header":false,"_kad_post_footer":false,"_kad_post_classname":"","footnotes":""},"categories":[4],"tags":[38],"class_list":["post-516","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-news","tag-fr4-pcb"],"yoast_head":"\n
FR4 PCB vs High-Tg FR4: What\u2019s the Difference? - HanSphere<\/title>\n<meta name=\"description\" content=\"Compare standard FR4 and high-Tg FR4 PCB materials, including glass transition temperature, thermal stability, and typical applications.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.han-sphere.com\/ar\/blog\/news\/fr4-pcb-vs-high-tg-fr4\/\" \/>\n<meta property=\"og:locale\" content=\"ar_AR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"FR4 PCB vs High-Tg FR4: What\u2019s the Difference? - HanSphere\" \/>\n<meta property=\"og:description\" content=\"Compare standard FR4 and high-Tg FR4 PCB materials, including glass transition temperature, thermal stability, and typical applications.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.han-sphere.com\/ar\/blog\/news\/fr4-pcb-vs-high-tg-fr4\/\" \/>\n<meta property=\"og:site_name\" content=\"hansphere\" \/>\n<meta property=\"article:published_time\" content=\"2026-03-17T00:00:00+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/www.han-sphere.com\/wp-content\/uploads\/2026\/03\/FR4-PCB-15.jpg\" \/>\n\t<meta property=\"og:image:width\" content=\"600\" \/>\n\t<meta property=\"og:image:height\" content=\"499\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/jpeg\" \/>\n<meta name=\"author\" content=\"hansphere01\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"\u0643\u064f\u062a\u0628 \u0628\u0648\u0627\u0633\u0637\u0629\" \/>\n\t<meta name=\"twitter:data1\" content=\"hansphere01\" \/>\n\t<meta name=\"twitter:label2\" content=\"\u0648\u0642\u062a \u0627\u0644\u0642\u0631\u0627\u0621\u0629 \u0627\u0644\u0645\u064f\u0642\u062f\u0651\u0631\" \/>\n\t<meta name=\"twitter:data2\" content=\"6 \u062f\u0642\u0627\u0626\u0642\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":[\"WebPage\",\"FAQPage\"],\"@id\":\"https:\/\/www.han-sphere.com\/blog\/news\/fr4-pcb-vs-high-tg-fr4\/\",\"url\":\"https:\/\/www.han-sphere.com\/blog\/news\/fr4-pcb-vs-high-tg-fr4\/\",\"name\":\"FR4 PCB vs High-Tg FR4: What\u2019s the Difference? - HanSphere\",\"isPartOf\":{\"@id\":\"https:\/\/www.han-sphere.com\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\/\/www.han-sphere.com\/blog\/news\/fr4-pcb-vs-high-tg-fr4\/#primaryimage\"},\"image\":{\"@id\":\"https:\/\/www.han-sphere.com\/blog\/news\/fr4-pcb-vs-high-tg-fr4\/#primaryimage\"},\"thumbnailUrl\":\"https:\/\/www.han-sphere.com\/wp-content\/uploads\/2026\/03\/FR4-PCB-15.jpg\",\"datePublished\":\"2026-03-17T00:00:00+00:00\",\"author\":{\"@id\":\"https:\/\/www.han-sphere.com\/#\/schema\/person\/a8f2356806898d33a9f431801140e422\"},\"description\":\"Compare standard FR4 and high-Tg FR4 PCB materials, including glass transition temperature, thermal stability, and typical applications.\",\"breadcrumb\":{\"@id\":\"https:\/\/www.han-sphere.com\/blog\/news\/fr4-pcb-vs-high-tg-fr4\/#breadcrumb\"},\"mainEntity\":[{\"@id\":\"https:\/\/www.han-sphere.com\/blog\/news\/fr4-pcb-vs-high-tg-fr4\/#faq-question-1773590741153\"},{\"@id\":\"https:\/\/www.han-sphere.com\/blog\/news\/fr4-pcb-vs-high-tg-fr4\/#faq-question-1773590752533\"},{\"@id\":\"https:\/\/www.han-sphere.com\/blog\/news\/fr4-pcb-vs-high-tg-fr4\/#faq-question-1773590763629\"},{\"@id\":\"https:\/\/www.han-sphere.com\/blog\/news\/fr4-pcb-vs-high-tg-fr4\/#faq-question-1773590775653\"},{\"@id\":\"https:\/\/www.han-sphere.com\/blog\/news\/fr4-pcb-vs-high-tg-fr4\/#faq-question-1773590787677\"}],\"inLanguage\":\"ar\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/www.han-sphere.com\/blog\/news\/fr4-pcb-vs-high-tg-fr4\/\"]}]},{\"@type\":\"ImageObject\",\"inLanguage\":\"ar\",\"@id\":\"https:\/\/www.han-sphere.com\/blog\/news\/fr4-pcb-vs-high-tg-fr4\/#primaryimage\",\"url\":\"https:\/\/www.han-sphere.com\/wp-content\/uploads\/2026\/03\/FR4-PCB-15.jpg\",\"contentUrl\":\"https:\/\/www.han-sphere.com\/wp-content\/uploads\/2026\/03\/FR4-PCB-15.jpg\",\"width\":600,\"height\":499,\"caption\":\"FR4 PCB\"},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/www.han-sphere.com\/blog\/news\/fr4-pcb-vs-high-tg-fr4\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\/\/www.han-sphere.com\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"FR4 PCB vs High-Tg FR4: What\u2019s the Difference?\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\/\/www.han-sphere.com\/#website\",\"url\":\"https:\/\/www.han-sphere.com\/\",\"name\":\"hansphere\",\"description\":\"\",\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\/\/www.han-sphere.com\/?s={search_term_string}\"},\"query-input\":{\"@type\":\"PropertyValueSpecification\",\"valueRequired\":true,\"valueName\":\"search_term_string\"}}],\"inLanguage\":\"ar\"},{\"@type\":\"Person\",\"@id\":\"https:\/\/www.han-sphere.com\/#\/schema\/person\/a8f2356806898d33a9f431801140e422\",\"name\":\"hansphere01\",\"sameAs\":[\"http:\/\/www.han-sphere.com\/\"],\"url\":\"https:\/\/www.han-sphere.com\/ar\/author\/hansphere01\/\"},{\"@type\":\"Question\",\"@id\":\"https:\/\/www.han-sphere.com\/blog\/news\/fr4-pcb-vs-high-tg-fr4\/#faq-question-1773590741153\",\"position\":1,\"url\":\"https:\/\/www.han-sphere.com\/blog\/news\/fr4-pcb-vs-high-tg-fr4\/#faq-question-1773590741153\",\"name\":\"Q: What does Tg mean in PCB materials?\",\"answerCount\":1,\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"A: Tg stands for glass transition temperature. It indicates the temperature at which the resin in the PCB laminate begins to soften and change mechanical properties.\",\"inLanguage\":\"ar\"},\"inLanguage\":\"ar\"},{\"@type\":\"Question\",\"@id\":\"https:\/\/www.han-sphere.com\/blog\/news\/fr4-pcb-vs-high-tg-fr4\/#faq-question-1773590752533\",\"position\":2,\"url\":\"https:\/\/www.han-sphere.com\/blog\/news\/fr4-pcb-vs-high-tg-fr4\/#faq-question-1773590752533\",\"name\":\"Q: Why is high-Tg FR4 used in PCBs?\",\"answerCount\":1,\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"A: High-Tg FR4 materials provide improved thermal stability, making them suitable for applications involving higher operating temperatures or multiple soldering cycles.\",\"inLanguage\":\"ar\"},\"inLanguage\":\"ar\"},{\"@type\":\"Question\",\"@id\":\"https:\/\/www.han-sphere.com\/blog\/news\/fr4-pcb-vs-high-tg-fr4\/#faq-question-1773590763629\",\"position\":3,\"url\":\"https:\/\/www.han-sphere.com\/blog\/news\/fr4-pcb-vs-high-tg-fr4\/#faq-question-1773590763629\",\"name\":\"Q: Is high-Tg FR4 always better than standard FR4?\",\"answerCount\":1,\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"A: Not necessarily. Standard FR4 is sufficient for many applications. High-Tg materials are typically used when additional thermal reliability is required.\",\"inLanguage\":\"ar\"},\"inLanguage\":\"ar\"},{\"@type\":\"Question\",\"@id\":\"https:\/\/www.han-sphere.com\/blog\/news\/fr4-pcb-vs-high-tg-fr4\/#faq-question-1773590775653\",\"position\":4,\"url\":\"https:\/\/www.han-sphere.com\/blog\/news\/fr4-pcb-vs-high-tg-fr4\/#faq-question-1773590775653\",\"name\":\"Q: Does high-Tg FR4 affect PCB cost?\",\"answerCount\":1,\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"A: Yes, high-Tg laminates usually cost slightly more than standard FR4 materials, but the price difference is often modest.\",\"inLanguage\":\"ar\"},\"inLanguage\":\"ar\"},{\"@type\":\"Question\",\"@id\":\"https:\/\/www.han-sphere.com\/blog\/news\/fr4-pcb-vs-high-tg-fr4\/#faq-question-1773590787677\",\"position\":5,\"url\":\"https:\/\/www.han-sphere.com\/blog\/news\/fr4-pcb-vs-high-tg-fr4\/#faq-question-1773590787677\",\"name\":\"Q: Can high-Tg FR4 be used in multilayer PCBs?\",\"answerCount\":1,\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"A: Yes. High-Tg FR4 materials are commonly used in multilayer boards, especially when thermal stability during manufacturing is important.\",\"inLanguage\":\"ar\"},\"inLanguage\":\"ar\"},{\"@type\":\"HowTo\",\"@id\":\"https:\/\/www.han-sphere.com\/blog\/news\/fr4-pcb-vs-high-tg-fr4\/#howto-1\",\"name\":\"FR4 PCB vs High-Tg FR4: What\u2019s the Difference?\",\"mainEntityOfPage\":{\"@id\":\"https:\/\/www.han-sphere.com\/blog\/news\/fr4-pcb-vs-high-tg-fr4\/\"},\"description\":\"Selecting between standard FR4 and high-Tg FR4 materials usually depends on the expected operating temperature and reliability requirements of the circuit board.<br>Engineers typically evaluate several design factors before making a material selection.\",\"step\":[{\"@type\":\"HowToStep\",\"url\":\"https:\/\/www.han-sphere.com\/blog\/news\/fr4-pcb-vs-high-tg-fr4\/#how-to-step-1773591007446\",\"name\":\"1. Check the Maximum Operating Temperature\",\"itemListElement\":[{\"@type\":\"HowToDirection\",\"text\":\"The first step is estimating the maximum temperature the PCB may experience during operation.<br\/>If the board temperature remains well below the Tg value of standard FR4, the material will usually perform reliably. However, circuits exposed to elevated temperatures may benefit from high-Tg laminates.\"}]},{\"@type\":\"HowToStep\",\"url\":\"https:\/\/www.han-sphere.com\/blog\/news\/fr4-pcb-vs-high-tg-fr4\/#how-to-step-1773591060442\",\"name\":\"2. Consider the Assembly Process\",\"itemListElement\":[{\"@type\":\"HowToDirection\",\"text\":\"Modern electronics often use <strong>lead-free soldering<\/strong>, which involves higher reflow temperatures.<br\/>During repeated soldering cycles, high-Tg materials provide better dimensional stability and reduce the risk of laminate deformation.\"}]},{\"@type\":\"HowToStep\",\"url\":\"https:\/\/www.han-sphere.com\/blog\/news\/fr4-pcb-vs-high-tg-fr4\/#how-to-step-1773591092355\",\"name\":\"3. Evaluate Thermal Cycling Conditions\",\"itemListElement\":[{\"@type\":\"HowToDirection\",\"text\":\"Applications such as automotive electronics and industrial equipment may experience repeated heating and cooling cycles.<br\/>In these cases, high-Tg FR4 materials are often preferred because they provide better resistance to thermal stress and long-term reliability.<br\/>Thermal design considerations are explained further in <strong>Thermal Management in PCB Design<\/strong>.\"}]},{\"@type\":\"HowToStep\",\"url\":\"https:\/\/www.han-sphere.com\/blog\/news\/fr4-pcb-vs-high-tg-fr4\/#how-to-step-1773591124360\",\"name\":\"4. Review PCB Layer Count\",\"itemListElement\":[{\"@type\":\"HowToDirection\",\"text\":\"Multilayer PCBs with many layers may experience greater internal stress during lamination and reflow.<br\/>High-Tg laminates are often used in:<br\/>8-layer boards<br\/>10-layer boards<br\/>high-density designs<br\/>Stackup design considerations are discussed in <strong><a href=\\\"https:\/\/www.han-sphere.com\/blog\/news\/fr4-pcb-stackup-design-guide\/\\\">FR4 PCB Stackup Design Guide<\/a><\/strong>.\"}]},{\"@type\":\"HowToStep\",\"url\":\"https:\/\/www.han-sphere.com\/blog\/news\/fr4-pcb-vs-high-tg-fr4\/#how-to-step-1773591167345\",\"name\":\"5. Compare Cost and Reliability\",\"itemListElement\":[{\"@type\":\"HowToDirection\",\"text\":\"High-Tg FR4 materials are slightly more expensive than standard FR4 laminates. However, the price difference is often small compared with the total cost of the PCB assembly.<br\/>For designs where reliability is critical, selecting high-Tg materials can help reduce long-term failure risks.<br\/>Cost considerations are explained in <strong>PCB Manufacturing Cost Factors<\/strong>.\"}]}],\"inLanguage\":\"ar\"}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"FR4 \u062b\u0646\u0627\u0626\u064a \u0627\u0644\u0641\u064a\u0646\u064a\u0644 \u0645\u062a\u0639\u062f\u062f \u0627\u0644\u0643\u0644\u0648\u0631 \u0645\u0642\u0627\u0628\u0644 FR4 \u0639\u0627\u0644\u064a Tg: \u0645\u0627 \u0627\u0644\u0641\u0631\u0642\u061f - \u0647\u0627\u0646 \u0633\u0641\u064a\u0631","description":"\u0642\u0627\u0631\u0646 \u0628\u064a\u0646 \u0645\u0648\u0627\u062f \u062b\u0646\u0627\u0626\u064a \u0627\u0644\u0641\u064a\u0646\u064a\u0644 \u0645\u062a\u0639\u062f\u062f \u0627\u0644\u0643\u0644\u0648\u0631 FR4 \u0627\u0644\u0642\u064a\u0627\u0633\u064a\u0629 \u0648\u0645\u0648\u0627\u062f \u062b\u0646\u0627\u0626\u064a \u0627\u0644\u0641\u064a\u0646\u064a\u0644 \u0645\u062a\u0639\u062f\u062f \u0627\u0644\u0643\u0644\u0648\u0631 FR4 \u0639\u0627\u0644\u064a\u0629 \u0627\u0644\u062b\u0628\u0627\u062a \u0627\u0644\u062d\u0631\u0627\u0631\u064a\u060c \u0628\u0645\u0627 \u0641\u064a \u0630\u0644\u0643 \u062f\u0631\u062c\u0629 \u062d\u0631\u0627\u0631\u0629 \u0627\u0644\u062a\u062d\u0648\u0644 \u0627\u0644\u0632\u062c\u0627\u062c\u064a\u060c \u0648\u0627\u0644\u0627\u0633\u062a\u0642\u0631\u0627\u0631 \u0627\u0644\u062d\u0631\u0627\u0631\u064a\u060c \u0648\u0627\u0644\u062a\u0637\u0628\u064a\u0642\u0627\u062a \u0627\u0644\u0646\u0645\u0648\u0630\u062c\u064a\u0629.","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/www.han-sphere.com\/ar\/blog\/news\/fr4-pcb-vs-high-tg-fr4\/","og_locale":"ar_AR","og_type":"article","og_title":"FR4 PCB vs High-Tg FR4: What\u2019s the Difference? - HanSphere","og_description":"Compare standard FR4 and high-Tg FR4 PCB materials, including glass transition temperature, thermal stability, and typical applications.","og_url":"https:\/\/www.han-sphere.com\/ar\/blog\/news\/fr4-pcb-vs-high-tg-fr4\/","og_site_name":"hansphere","article_published_time":"2026-03-17T00:00:00+00:00","og_image":[{"width":600,"height":499,"url":"https:\/\/www.han-sphere.com\/wp-content\/uploads\/2026\/03\/FR4-PCB-15.jpg","type":"image\/jpeg"}],"author":"hansphere01","twitter_card":"summary_large_image","twitter_misc":{"\u0643\u064f\u062a\u0628 \u0628\u0648\u0627\u0633\u0637\u0629":"hansphere01","\u0648\u0642\u062a \u0627\u0644\u0642\u0631\u0627\u0621\u0629 \u0627\u0644\u0645\u064f\u0642\u062f\u0651\u0631":"6 \u062f\u0642\u0627\u0626\u0642"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":["WebPage","FAQPage"],"@id":"https:\/\/www.han-sphere.com\/blog\/news\/fr4-pcb-vs-high-tg-fr4\/","url":"https:\/\/www.han-sphere.com\/blog\/news\/fr4-pcb-vs-high-tg-fr4\/","name":"FR4 \u062b\u0646\u0627\u0626\u064a \u0627\u0644\u0641\u064a\u0646\u064a\u0644 \u0645\u062a\u0639\u062f\u062f \u0627\u0644\u0643\u0644\u0648\u0631 \u0645\u0642\u0627\u0628\u0644 FR4 \u0639\u0627\u0644\u064a Tg: \u0645\u0627 \u0627\u0644\u0641\u0631\u0642\u061f - \u0647\u0627\u0646 \u0633\u0641\u064a\u0631","isPartOf":{"@id":"https:\/\/www.han-sphere.com\/#website"},"primaryImageOfPage":{"@id":"https:\/\/www.han-sphere.com\/blog\/news\/fr4-pcb-vs-high-tg-fr4\/#primaryimage"},"image":{"@id":"https:\/\/www.han-sphere.com\/blog\/news\/fr4-pcb-vs-high-tg-fr4\/#primaryimage"},"thumbnailUrl":"https:\/\/www.han-sphere.com\/wp-content\/uploads\/2026\/03\/FR4-PCB-15.jpg","datePublished":"2026-03-17T00:00:00+00:00","author":{"@id":"https:\/\/www.han-sphere.com\/#\/schema\/person\/a8f2356806898d33a9f431801140e422"},"description":"\u0642\u0627\u0631\u0646 \u0628\u064a\u0646 \u0645\u0648\u0627\u062f \u062b\u0646\u0627\u0626\u064a \u0627\u0644\u0641\u064a\u0646\u064a\u0644 \u0645\u062a\u0639\u062f\u062f \u0627\u0644\u0643\u0644\u0648\u0631 FR4 \u0627\u0644\u0642\u064a\u0627\u0633\u064a\u0629 \u0648\u0645\u0648\u0627\u062f \u062b\u0646\u0627\u0626\u064a \u0627\u0644\u0641\u064a\u0646\u064a\u0644 \u0645\u062a\u0639\u062f\u062f \u0627\u0644\u0643\u0644\u0648\u0631 FR4 \u0639\u0627\u0644\u064a\u0629 \u0627\u0644\u062b\u0628\u0627\u062a \u0627\u0644\u062d\u0631\u0627\u0631\u064a\u060c \u0628\u0645\u0627 \u0641\u064a \u0630\u0644\u0643 \u062f\u0631\u062c\u0629 \u062d\u0631\u0627\u0631\u0629 \u0627\u0644\u062a\u062d\u0648\u0644 \u0627\u0644\u0632\u062c\u0627\u062c\u064a\u060c \u0648\u0627\u0644\u0627\u0633\u062a\u0642\u0631\u0627\u0631 \u0627\u0644\u062d\u0631\u0627\u0631\u064a\u060c \u0648\u0627\u0644\u062a\u0637\u0628\u064a\u0642\u0627\u062a \u0627\u0644\u0646\u0645\u0648\u0630\u062c\u064a\u0629.","breadcrumb":{"@id":"https:\/\/www.han-sphere.com\/blog\/news\/fr4-pcb-vs-high-tg-fr4\/#breadcrumb"},"mainEntity":[{"@id":"https:\/\/www.han-sphere.com\/blog\/news\/fr4-pcb-vs-high-tg-fr4\/#faq-question-1773590741153"},{"@id":"https:\/\/www.han-sphere.com\/blog\/news\/fr4-pcb-vs-high-tg-fr4\/#faq-question-1773590752533"},{"@id":"https:\/\/www.han-sphere.com\/blog\/news\/fr4-pcb-vs-high-tg-fr4\/#faq-question-1773590763629"},{"@id":"https:\/\/www.han-sphere.com\/blog\/news\/fr4-pcb-vs-high-tg-fr4\/#faq-question-1773590775653"},{"@id":"https:\/\/www.han-sphere.com\/blog\/news\/fr4-pcb-vs-high-tg-fr4\/#faq-question-1773590787677"}],"inLanguage":"ar","potentialAction":[{"@type":"ReadAction","target":["https:\/\/www.han-sphere.com\/blog\/news\/fr4-pcb-vs-high-tg-fr4\/"]}]},{"@type":"ImageObject","inLanguage":"ar","@id":"https:\/\/www.han-sphere.com\/blog\/news\/fr4-pcb-vs-high-tg-fr4\/#primaryimage","url":"https:\/\/www.han-sphere.com\/wp-content\/uploads\/2026\/03\/FR4-PCB-15.jpg","contentUrl":"https:\/\/www.han-sphere.com\/wp-content\/uploads\/2026\/03\/FR4-PCB-15.jpg","width":600,"height":499,"caption":"FR4 PCB"},{"@type":"BreadcrumbList","@id":"https:\/\/www.han-sphere.com\/blog\/news\/fr4-pcb-vs-high-tg-fr4\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https:\/\/www.han-sphere.com\/"},{"@type":"ListItem","position":2,"name":"FR4 PCB vs High-Tg FR4: What\u2019s the Difference?"}]},{"@type":"WebSite","@id":"https:\/\/www.han-sphere.com\/#website","url":"https:\/\/www.han-sphere.com\/","name":"\u0647\u0627\u0646\u0633\u0641\u064a\u0631","description":"","potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/www.han-sphere.com\/?s={search_term_string}"},"query-input":{"@type":"PropertyValueSpecification","valueRequired":true,"valueName":"search_term_string"}}],"inLanguage":"ar"},{"@type":"Person","@id":"https:\/\/www.han-sphere.com\/#\/schema\/person\/a8f2356806898d33a9f431801140e422","name":"\u0647\u0627\u0646\u0633\u0641\u064a\u063101","sameAs":["http:\/\/www.han-sphere.com\/"],"url":"https:\/\/www.han-sphere.com\/ar\/author\/hansphere01\/"},{"@type":"Question","@id":"https:\/\/www.han-sphere.com\/blog\/news\/fr4-pcb-vs-high-tg-fr4\/#faq-question-1773590741153","position":1,"url":"https:\/\/www.han-sphere.com\/blog\/news\/fr4-pcb-vs-high-tg-fr4\/#faq-question-1773590741153","name":"\u0633: \u0645\u0627\u0630\u0627 \u064a\u0639\u0646\u064a Tg \u0641\u064a \u0645\u0648\u0627\u062f \u062b\u0646\u0627\u0626\u064a \u0627\u0644\u0641\u064a\u0646\u064a\u0644 \u0645\u062a\u0639\u062f\u062f \u0627\u0644\u0643\u0644\u0648\u0631\u061f","answerCount":1,"acceptedAnswer":{"@type":"Answer","text":"A: Tg stands for glass transition temperature. It indicates the temperature at which the resin in the PCB laminate begins to soften and change mechanical properties.","inLanguage":"ar"},"inLanguage":"ar"},{"@type":"Question","@id":"https:\/\/www.han-sphere.com\/blog\/news\/fr4-pcb-vs-high-tg-fr4\/#faq-question-1773590752533","position":2,"url":"https:\/\/www.han-sphere.com\/blog\/news\/fr4-pcb-vs-high-tg-fr4\/#faq-question-1773590752533","name":"\u0633: \u0644\u0645\u0627\u0630\u0627 \u064a\u062a\u0645 \u0627\u0633\u062a\u062e\u062f\u0627\u0645 FR4 \u0639\u0627\u0644\u064a Tg \u0641\u064a \u0645\u0631\u0643\u0628\u0627\u062a \u062b\u0646\u0627\u0626\u064a \u0627\u0644\u0641\u064a\u0646\u064a\u0644 \u0645\u062a\u0639\u062f\u062f \u0627\u0644\u0643\u0644\u0648\u0631\u061f","answerCount":1,"acceptedAnswer":{"@type":"Answer","text":"A: High-Tg FR4 materials provide improved thermal stability, making them suitable for applications involving higher operating temperatures or multiple soldering cycles.","inLanguage":"ar"},"inLanguage":"ar"},{"@type":"Question","@id":"https:\/\/www.han-sphere.com\/blog\/news\/fr4-pcb-vs-high-tg-fr4\/#faq-question-1773590763629","position":3,"url":"https:\/\/www.han-sphere.com\/blog\/news\/fr4-pcb-vs-high-tg-fr4\/#faq-question-1773590763629","name":"\u0633: \u0647\u0644 \u062a\u0643\u0648\u0646 FR4 \u0639\u0627\u0644\u064a\u0629 Tg \u0639\u0627\u0644\u064a\u0629 FR4 \u0623\u0641\u0636\u0644 \u062f\u0627\u0626\u0645\u064b\u0627 \u0645\u0646 FR4 \u0627\u0644\u0642\u064a\u0627\u0633\u064a\u0629\u061f","answerCount":1,"acceptedAnswer":{"@type":"Answer","text":"A: Not necessarily. Standard FR4 is sufficient for many applications. High-Tg materials are typically used when additional thermal reliability is required.","inLanguage":"ar"},"inLanguage":"ar"},{"@type":"Question","@id":"https:\/\/www.han-sphere.com\/blog\/news\/fr4-pcb-vs-high-tg-fr4\/#faq-question-1773590775653","position":4,"url":"https:\/\/www.han-sphere.com\/blog\/news\/fr4-pcb-vs-high-tg-fr4\/#faq-question-1773590775653","name":"\u0633: \u0647\u0644 \u064a\u0624\u062b\u0631 \u0627\u0631\u062a\u0641\u0627\u0639 Tg FR4 \u0639\u0644\u0649 \u062a\u0643\u0644\u0641\u0629 \u062b\u0646\u0627\u0626\u064a \u0627\u0644\u0641\u064a\u0646\u064a\u0644 \u0645\u062a\u0639\u062f\u062f \u0627\u0644\u0643\u0644\u0648\u0631\u061f","answerCount":1,"acceptedAnswer":{"@type":"Answer","text":"A: Yes, high-Tg laminates usually cost slightly more than standard FR4 materials, but the price difference is often modest.","inLanguage":"ar"},"inLanguage":"ar"},{"@type":"Question","@id":"https:\/\/www.han-sphere.com\/blog\/news\/fr4-pcb-vs-high-tg-fr4\/#faq-question-1773590787677","position":5,"url":"https:\/\/www.han-sphere.com\/blog\/news\/fr4-pcb-vs-high-tg-fr4\/#faq-question-1773590787677","name":"\u0633: \u0647\u0644 \u064a\u0645\u0643\u0646 \u0627\u0633\u062a\u062e\u062f\u0627\u0645 FR4 \u0639\u0627\u0644\u064a Tg \u0641\u064a \u0645\u0631\u0643\u0628\u0627\u062a \u062b\u0646\u0627\u0626\u064a \u0627\u0644\u0641\u064a\u0646\u064a\u0644 \u0645\u062a\u0639\u062f\u062f \u0627\u0644\u0643\u0644\u0648\u0631 \u0645\u062a\u0639\u062f\u062f\u0629 \u0627\u0644\u0637\u0628\u0642\u0627\u062a\u061f","answerCount":1,"acceptedAnswer":{"@type":"Answer","text":"A: Yes. High-Tg FR4 materials are commonly used in multilayer boards, especially when thermal stability during manufacturing is important.","inLanguage":"ar"},"inLanguage":"ar"},{"@type":"HowTo","@id":"https:\/\/www.han-sphere.com\/blog\/news\/fr4-pcb-vs-high-tg-fr4\/#howto-1","name":"FR4 \u062b\u0646\u0627\u0626\u064a \u0627\u0644\u0641\u064a\u0646\u064a\u0644 \u0645\u062a\u0639\u062f\u062f \u0627\u0644\u0643\u0644\u0648\u0631 \u0645\u0642\u0627\u0628\u0644 FR4 \u0639\u0627\u0644\u064a \u0627\u0644\u062a\u0648\u062a\u0631: \u0645\u0627 \u0627\u0644\u0641\u0631\u0642\u061f","mainEntityOfPage":{"@id":"https:\/\/www.han-sphere.com\/blog\/news\/fr4-pcb-vs-high-tg-fr4\/"},"description":"\u0639\u0627\u062f\u0629\u064b \u0645\u0627 \u064a\u0639\u062a\u0645\u062f \u0627\u0644\u0627\u062e\u062a\u064a\u0627\u0631 \u0628\u064a\u0646 \u0645\u0648\u0627\u062f FR4 \u0627\u0644\u0642\u064a\u0627\u0633\u064a\u0629 \u0648\u0645\u0648\u0627\u062f FR4 \u0630\u0627\u062a \u062f\u0631\u062c\u0629 \u062d\u0631\u0627\u0631\u0629 \u0627\u0644\u062a\u0634\u063a\u064a\u0644 \u0627\u0644\u0639\u0627\u0644\u064a\u0629 \u0639\u0644\u0649 \u062f\u0631\u062c\u0629 \u062d\u0631\u0627\u0631\u0629 \u0627\u0644\u062a\u0634\u063a\u064a\u0644 \u0627\u0644\u0645\u062a\u0648\u0642\u0639\u0629 \u0648\u0645\u062a\u0637\u0644\u0628\u0627\u062a \u0627\u0644\u0645\u0648\u062b\u0648\u0642\u064a\u0629 \u0644\u0644\u0648\u062d\u0629 \u0627\u0644\u062f\u0627\u0631\u0629.<br>\u064a\u0642\u0648\u0645 \u0627\u0644\u0645\u0647\u0646\u062f\u0633\u0648\u0646 \u0639\u0627\u062f\u0629\u064b \u0628\u062a\u0642\u064a\u064a\u0645 \u0627\u0644\u0639\u062f\u064a\u062f \u0645\u0646 \u0639\u0648\u0627\u0645\u0644 \u0627\u0644\u062a\u0635\u0645\u064a\u0645 \u0642\u0628\u0644 \u0627\u062e\u062a\u064a\u0627\u0631 \u0627\u0644\u0645\u0648\u0627\u062f.","step":[{"@type":"HowToStep","url":"https:\/\/www.han-sphere.com\/blog\/news\/fr4-pcb-vs-high-tg-fr4\/#how-to-step-1773591007446","name":"1. Check the Maximum Operating Temperature","itemListElement":[{"@type":"HowToDirection","text":"The first step is estimating the maximum temperature the PCB may experience during operation.<br\/>If the board temperature remains well below the Tg value of standard FR4, the material will usually perform reliably. However, circuits exposed to elevated temperatures may benefit from high-Tg laminates."}]},{"@type":"HowToStep","url":"https:\/\/www.han-sphere.com\/blog\/news\/fr4-pcb-vs-high-tg-fr4\/#how-to-step-1773591060442","name":"2. Consider the Assembly Process","itemListElement":[{"@type":"HowToDirection","text":"Modern electronics often use <strong>lead-free soldering<\/strong>, which involves higher reflow temperatures.<br\/>During repeated soldering cycles, high-Tg materials provide better dimensional stability and reduce the risk of laminate deformation."}]},{"@type":"HowToStep","url":"https:\/\/www.han-sphere.com\/blog\/news\/fr4-pcb-vs-high-tg-fr4\/#how-to-step-1773591092355","name":"3. Evaluate Thermal Cycling Conditions","itemListElement":[{"@type":"HowToDirection","text":"Applications such as automotive electronics and industrial equipment may experience repeated heating and cooling cycles.<br\/>In these cases, high-Tg FR4 materials are often preferred because they provide better resistance to thermal stress and long-term reliability.<br\/>Thermal design considerations are explained further in <strong>Thermal Management in PCB Design<\/strong>."}]},{"@type":"HowToStep","url":"https:\/\/www.han-sphere.com\/blog\/news\/fr4-pcb-vs-high-tg-fr4\/#how-to-step-1773591124360","name":"4. Review PCB Layer Count","itemListElement":[{"@type":"HowToDirection","text":"Multilayer PCBs with many layers may experience greater internal stress during lamination and reflow.<br\/>High-Tg laminates are often used in:<br\/>8-layer boards<br\/>10-layer boards<br\/>high-density designs<br\/>Stackup design considerations are discussed in <strong><a href=\"https:\/\/www.han-sphere.com\/blog\/news\/fr4-pcb-stackup-design-guide\/\">FR4 PCB Stackup Design Guide<\/a><\/strong>."}]},{"@type":"HowToStep","url":"https:\/\/www.han-sphere.com\/blog\/news\/fr4-pcb-vs-high-tg-fr4\/#how-to-step-1773591167345","name":"5. Compare Cost and Reliability","itemListElement":[{"@type":"HowToDirection","text":"High-Tg FR4 materials are slightly more expensive than standard FR4 laminates. However, the price difference is often small compared with the total cost of the PCB assembly.<br\/>For designs where reliability is critical, selecting high-Tg materials can help reduce long-term failure risks.<br\/>Cost considerations are explained in <strong>PCB Manufacturing Cost Factors<\/strong>."}]}],"inLanguage":"ar"}]}},"_links":{"self":[{"href":"https:\/\/www.han-sphere.com\/ar\/wp-json\/wp\/v2\/posts\/516","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.han-sphere.com\/ar\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.han-sphere.com\/ar\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.han-sphere.com\/ar\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.han-sphere.com\/ar\/wp-json\/wp\/v2\/comments?post=516"}],"version-history":[{"count":1,"href":"https:\/\/www.han-sphere.com\/ar\/wp-json\/wp\/v2\/posts\/516\/revisions"}],"predecessor-version":[{"id":521,"href":"https:\/\/www.han-sphere.com\/ar\/wp-json\/wp\/v2\/posts\/516\/revisions\/521"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.han-sphere.com\/ar\/wp-json\/wp\/v2\/media\/520"}],"wp:attachment":[{"href":"https:\/\/www.han-sphere.com\/ar\/wp-json\/wp\/v2\/media?parent=516"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.han-sphere.com\/ar\/wp-json\/wp\/v2\/categories?post=516"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.han-sphere.com\/ar\/wp-json\/wp\/v2\/tags?post=516"}],"curies":[{"name":"\u062f\u0628\u0644\u064a\u0648 \u0628\u064a","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}
![\"FR4](\"http:\/\/www.han-sphere.com\/wp-content\/uploads\/2026\/03\/FR4-PCB-12.jpg\")
<\/figure>\n<\/div>\n\n\n![\"FR4](\"http:\/\/www.han-sphere.com\/wp-content\/uploads\/2026\/03\/FR4-PCB-13.jpg\")
<\/figure>\n<\/div>\n\n\n