{"id":863,"date":"2025-08-07T18:50:17","date_gmt":"2025-08-07T15:20:17","guid":{"rendered":"https:\/\/ilk.ir\/sahifa\/?p=863"},"modified":"2025-08-12T13:58:59","modified_gmt":"2025-08-12T10:28:59","slug":"%da%86%db%8c%d9%be%d9%87%d8%a7%db%8c-%d8%b3%d8%b1%db%8c-uc384x-%d9%88-%d8%aa%d9%81%d8%a7%d9%88%d8%aa-%d9%87%d8%a7%db%8c-%d8%a7%db%8c%d9%86-%d8%ae%d8%a7%d9%86%d9%88%d8%a7%d8%af%d9%87-%d8%aa","status":"publish","type":"post","link":"https:\/\/ilk.ir\/sahifa\/world\/%d8%a7%d9%84%da%a9%d8%aa%d8%b1%d9%88%d9%86%db%8c%da%a9\/%da%86%db%8c%d9%be%d9%87%d8%a7%db%8c-%d8%b3%d8%b1%db%8c-uc384x-%d9%88-%d8%aa%d9%81%d8%a7%d9%88%d8%aa-%d9%87%d8%a7%db%8c-%d8%a7%db%8c%d9%86-%d8%ae%d8%a7%d9%86%d9%88%d8%a7%d8%af%d9%87-%d8%aa\/","title":{"rendered":"\u0686\u06cc\u067e\u200c\u0647\u0627\u06cc \u0633\u0631\u06cc UC384X \u0648 \u062a\u0641\u0627\u0648\u062a \u0647\u0627\u06cc \u0627\u06cc\u0646 \u062e\u0627\u0646\u0648\u0627\u062f\u0647 \u062a\u0631\u0627\u0634\u0647 \u0647\u0627"},"content":{"rendered":"\n<p>\u0686\u06cc\u067e\u200c\u0647\u0627\u06cc \u0633\u0631\u06cc <strong>UC384X<\/strong> (\u0634\u0627\u0645\u0644 UC3842, UC3843, UC3844, \u0648 UC3845) \u06cc\u06a9 \u062e\u0627\u0646\u0648\u0627\u062f\u0647 \u0627\u0632 \u06a9\u0646\u062a\u0631\u0644\u200c\u06a9\u0646\u0646\u062f\u0647\u200c\u0647\u0627\u06cc <strong>PWM (\u0645\u062f\u0648\u0644\u0627\u0633\u06cc\u0648\u0646 \u0639\u0631\u0636 \u067e\u0627\u0644\u0633)<\/strong> \u0628\u0627 \u0639\u0645\u0644\u06a9\u0631\u062f \u0628\u0627\u0644\u0627 \u0648 \u0641\u0631\u06a9\u0627\u0646\u0633 \u062b\u0627\u0628\u062a \u0647\u0633\u062a\u0646\u062f \u06a9\u0647 \u0628\u0647 \u0637\u0648\u0631 \u06af\u0633\u062a\u0631\u062f\u0647 \u062f\u0631 \u0645\u0646\u0627\u0628\u0639 \u062a\u063a\u0630\u06cc\u0647 \u0633\u0648\u0626\u06cc\u0686\u06cc\u0646\u06af (SMPS) \u0648 \u0645\u0628\u062f\u0644\u200c\u0647\u0627\u06cc DC \u0628\u0647 DC \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0645\u06cc\u200c\u0634\u0648\u0646\u062f. \u0627\u06cc\u0646 \u062a\u0631\u0627\u0634\u0647\u200c\u0647\u0627 \u0628\u0647 \u0637\u0631\u0627\u062d\u0627\u0646 \u0627\u0645\u06a9\u0627\u0646 \u0645\u06cc\u200c\u062f\u0647\u0646\u062f \u0628\u0627 \u062d\u062f\u0627\u0642\u0644 \u0642\u0637\u0639\u0627\u062a \u062e\u0627\u0631\u062c\u06cc\u060c \u06cc\u06a9 \u0631\u0627\u0647\u200c\u062d\u0644 \u0645\u0642\u0631\u0648\u0646\u200c\u0628\u0647\u200c\u0635\u0631\u0641\u0647 \u0648 \u06a9\u0627\u0631\u0622\u0645\u062f \u0628\u0631\u0627\u06cc \u06a9\u0646\u062a\u0631\u0644 \u062c\u0631\u06cc\u0627\u0646 \u0627\u0631\u0627\u0626\u0647 \u062f\u0647\u0646\u062f.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h3 class=\"wp-block-heading\">\u0648\u06cc\u0698\u06af\u06cc\u200c\u0647\u0627\u06cc \u06a9\u0644\u06cc\u062f\u06cc<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u0639\u0645\u0644\u06a9\u0631\u062f \u062d\u0627\u0644\u062a \u062c\u0631\u06cc\u0627\u0646 (Current-Mode Operation):<\/strong> \u0627\u06cc\u0646 \u062a\u0631\u0627\u0634\u0647\u200c\u0647\u0627 \u062c\u0631\u06cc\u0627\u0646 \u0631\u0627 \u0628\u0647 \u0635\u0648\u0631\u062a \u067e\u0627\u0644\u0633 \u0628\u0647 \u067e\u0627\u0644\u0633 \u06a9\u0646\u062a\u0631\u0644 \u0645\u06cc\u200c\u06a9\u0646\u0646\u062f \u06a9\u0647 \u0628\u0647 \u0628\u0647\u0628\u0648\u062f \u067e\u0627\u0633\u062e\u200c\u062f\u0647\u06cc \u0628\u0647 \u0628\u0627\u0631 \u0648 \u062d\u0641\u0627\u0638\u062a \u062f\u0631 \u0628\u0631\u0627\u0628\u0631 \u0627\u0636\u0627\u0641\u0647 \u062c\u0631\u06cc\u0627\u0646 \u06a9\u0645\u06a9 \u0645\u06cc\u200c\u06a9\u0646\u062f.<\/li>\n\n\n\n<li><strong>\u0646\u0648\u0633\u0627\u0646\u200c\u0633\u0627\u0632 \u062f\u0642\u06cc\u0642:<\/strong> \u062f\u0627\u0631\u0627\u06cc \u06cc\u06a9 \u0646\u0648\u0633\u0627\u0646\u200c\u0633\u0627\u0632 \u062f\u0627\u062e\u0644\u06cc \u0647\u0633\u062a\u0646\u062f \u06a9\u0647 \u0628\u0627 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0627\u0632 \u06cc\u06a9 \u0645\u0642\u0627\u0648\u0645\u062a \u0648 \u062e\u0627\u0632\u0646 \u062e\u0627\u0631\u062c\u06cc\u060c \u0641\u0631\u06a9\u0627\u0646\u0633 \u0633\u0648\u0626\u06cc\u0686\u06cc\u0646\u06af \u0631\u0627 \u0628\u0647 \u062f\u0642\u062a \u062a\u0646\u0638\u06cc\u0645 \u0645\u06cc\u200c\u06a9\u0646\u062f. \u0627\u06cc\u0646 \u0641\u0631\u06a9\u0627\u0646\u0633 \u0645\u06cc\u200c\u062a\u0648\u0627\u0646\u062f \u062a\u0627 500 \u06a9\u06cc\u0644\u0648\u0647\u0631\u062a\u0632 \u0628\u0627\u0634\u062f.<\/li>\n\n\n\n<li><strong>\u062e\u0631\u0648\u062c\u06cc \u062a\u0648\u062a\u0645\u200c\u067e\u0648\u0644 (Totem-Pole Output):<\/strong> \u062e\u0631\u0648\u062c\u06cc \u0627\u06cc\u0646 \u062a\u0631\u0627\u0634\u0647\u200c\u0647\u0627 \u0628\u0647 \u06af\u0648\u0646\u0647\u200c\u0627\u06cc \u0637\u0631\u0627\u062d\u06cc \u0634\u062f\u0647 \u06a9\u0647 \u0645\u06cc\u200c\u062a\u0648\u0627\u0646\u062f \u0645\u0633\u062a\u0642\u06cc\u0645\u0627\u064b \u06cc\u06a9 <strong>\u0645\u0627\u0633\u0641\u062a<\/strong> \u0642\u062f\u0631\u062a (Power MOSFET) \u0631\u0627 \u0628\u0627 \u062c\u0631\u06cc\u0627\u0646 \u0628\u0627\u0644\u0627 (\u062a\u0627 1 \u0622\u0645\u067e\u0631) \u062f\u0631\u0627\u06cc\u0648 \u06a9\u0646\u062f\u060c \u06a9\u0647 \u0628\u0631\u0627\u06cc \u0633\u0648\u0626\u06cc\u0686\u06cc\u0646\u06af \u0633\u0631\u06cc\u0639 \u0648 \u06a9\u0627\u0631\u0622\u0645\u062f \u0636\u0631\u0648\u0631\u06cc \u0627\u0633\u062a.<\/li>\n\n\n\n<li><strong>\u062a\u0642\u0648\u06cc\u062a\u200c\u06a9\u0646\u0646\u062f\u0647 \u062e\u0637\u0627\u06cc \u0628\u0627 \u0628\u0647\u0631\u0647 \u0628\u0627\u0644\u0627 (High-Gain Error Amplifier):<\/strong> \u0627\u06cc\u0646 \u062a\u0642\u0648\u06cc\u062a\u200c\u06a9\u0646\u0646\u062f\u0647 \u0648\u0644\u062a\u0627\u0698 \u062e\u0631\u0648\u062c\u06cc \u0631\u0627 \u0628\u0627 \u06cc\u06a9 \u0648\u0644\u062a\u0627\u0698 \u0645\u0631\u062c\u0639 \u062f\u0627\u062e\u0644\u06cc \u0645\u0642\u0627\u06cc\u0633\u0647 \u06a9\u0631\u062f\u0647 \u0648 \u0633\u06cc\u06af\u0646\u0627\u0644 \u062e\u0637\u0627 \u0631\u0627 \u062a\u0648\u0644\u06cc\u062f \u0645\u06cc\u200c\u06a9\u0646\u062f \u06a9\u0647 \u0648\u0638\u06cc\u0641\u0647 \u062a\u0646\u0638\u06cc\u0645 \u0639\u0631\u0636 \u067e\u0627\u0644\u0633 \u0631\u0627 \u0628\u0631 \u0639\u0647\u062f\u0647 \u062f\u0627\u0631\u062f.<\/li>\n\n\n\n<li><strong>\u0642\u0641\u0644 \u0648\u0644\u062a\u0627\u0698 \u067e\u0627\u06cc\u06cc\u0646 \u0628\u0627 \u0647\u06cc\u0633\u062a\u0631\u0632\u06cc\u0633 (Undervoltage Lockout with Hysteresis):<\/strong> \u0627\u06cc\u0646 \u0648\u06cc\u0698\u06af\u06cc \u0627\u0637\u0645\u06cc\u0646\u0627\u0646 \u0645\u06cc\u200c\u062f\u0647\u062f \u06a9\u0647 \u0686\u06cc\u067e \u0641\u0642\u0637 \u0632\u0645\u0627\u0646\u06cc \u0634\u0631\u0648\u0639 \u0628\u0647 \u06a9\u0627\u0631 \u0645\u06cc\u200c\u06a9\u0646\u062f \u06a9\u0647 \u0648\u0644\u062a\u0627\u0698 \u062a\u063a\u0630\u06cc\u0647 (VCC) \u0628\u0647 \u0627\u0646\u062f\u0627\u0632\u0647 \u06a9\u0627\u0641\u06cc \u067e\u0627\u06cc\u062f\u0627\u0631 \u0628\u0627\u0634\u062f\u060c \u06a9\u0647 \u0627\u0632 \u0639\u0645\u0644\u06a9\u0631\u062f \u0646\u0627\u0645\u0646\u0627\u0633\u0628 \u062f\u0631 \u0648\u0644\u062a\u0627\u0698\u0647\u0627\u06cc \u067e\u0627\u06cc\u06cc\u0646 \u062c\u0644\u0648\u06af\u06cc\u0631\u06cc \u0645\u06cc\u200c\u06a9\u0646\u062f.<\/li>\n\n\n\n<li><strong>\u062c\u0628\u0631\u0627\u0646\u200c\u0633\u0627\u0632\u06cc \u062e\u0648\u062f\u06a9\u0627\u0631 \u067e\u06cc\u0634\u200c\u062e\u0648\u0631 (Automatic Feed-Forward Compensation):<\/strong> \u0627\u06cc\u0646 \u0642\u0627\u0628\u0644\u06cc\u062a \u0628\u0647 \u062a\u0631\u0627\u0634\u0647 \u06a9\u0645\u06a9 \u0645\u06cc\u200c\u06a9\u0646\u062f \u062a\u0627 \u0628\u0627 \u062a\u063a\u06cc\u06cc\u0631\u0627\u062a \u0648\u0644\u062a\u0627\u0698 \u0648\u0631\u0648\u062f\u06cc \u0633\u0627\u0632\u06af\u0627\u0631 \u0634\u0648\u062f \u0648 \u067e\u0627\u06cc\u062f\u0627\u0631\u06cc \u0628\u0647\u062a\u0631\u06cc \u0631\u0627 \u0641\u0631\u0627\u0647\u0645 \u06a9\u0646\u062f.<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h3 class=\"wp-block-heading\">\u062a\u0641\u0627\u0648\u062a\u200c\u0647\u0627\u06cc \u0627\u0635\u0644\u06cc \u0628\u06cc\u0646 \u0627\u0639\u0636\u0627\u06cc \u062e\u0627\u0646\u0648\u0627\u062f\u0647 UC384X<\/h3>\n\n\n\n<p>\u062a\u0641\u0627\u0648\u062a \u0627\u0635\u0644\u06cc \u0628\u06cc\u0646 \u0645\u062f\u0644\u200c\u0647\u0627\u06cc \u0645\u062e\u062a\u0644\u0641 \u0627\u06cc\u0646 \u0633\u0631\u06cc \u062f\u0631 \u0648\u0644\u062a\u0627\u0698 \u0622\u0633\u062a\u0627\u0646\u0647 \u0642\u0641\u0644 \u0648\u0644\u062a\u0627\u0698 \u067e\u0627\u06cc\u06cc\u0646 (UVLO) \u0648 \u062d\u062f\u0627\u06a9\u062b\u0631 \u0686\u0631\u062e\u0647 \u06a9\u0627\u0631\u06cc (Duty Cycle) \u0627\u0633\u062a:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>UC3842 \u0648 UC3844:<\/strong> \u0627\u06cc\u0646 \u062f\u0648 \u0645\u062f\u0644 \u062f\u0627\u0631\u0627\u06cc \u0648\u0644\u062a\u0627\u0698 \u0622\u0633\u062a\u0627\u0646\u0647 \u0631\u0648\u0634\u0646 \u0634\u062f\u0646 16 \u0648\u0644\u062a \u0648 \u062e\u0627\u0645\u0648\u0634 \u0634\u062f\u0646 10 \u0648\u0644\u062a \u0647\u0633\u062a\u0646\u062f. \u0627\u06cc\u0646 \u0645\u0634\u062e\u0635\u0627\u062a \u0622\u0646\u200c\u0647\u0627 \u0631\u0627 \u0628\u0631\u0627\u06cc <strong>\u0645\u0646\u0627\u0628\u0639 \u062a\u063a\u0630\u06cc\u0647 \u0622\u0641\u0644\u0627\u06cc\u0646<\/strong> (Off-line) \u06a9\u0647 \u0645\u0633\u062a\u0642\u06cc\u0645\u0627\u064b \u0627\u0632 \u0628\u0631\u0642 AC \u062a\u063a\u0630\u06cc\u0647 \u0645\u06cc\u200c\u0634\u0648\u0646\u062f\u060c \u0627\u06cc\u062f\u0647\u200c\u0622\u0644 \u0645\u06cc\u200c\u06a9\u0646\u062f.<\/li>\n\n\n\n<li><strong>UC3843 \u0648 UC3845:<\/strong> \u0627\u06cc\u0646 \u062f\u0648 \u0645\u062f\u0644 \u0628\u0631\u0627\u06cc \u06a9\u0627\u0631\u0628\u0631\u062f\u0647\u0627\u06cc \u0628\u0627 \u0648\u0644\u062a\u0627\u0698 \u067e\u0627\u06cc\u06cc\u0646\u200c\u062a\u0631 \u0645\u0646\u0627\u0633\u0628\u200c\u062a\u0631 \u0647\u0633\u062a\u0646\u062f\u060c \u0632\u06cc\u0631\u0627 \u0648\u0644\u062a\u0627\u0698 \u0622\u0633\u062a\u0627\u0646\u0647 \u0631\u0648\u0634\u0646 \u0634\u062f\u0646 \u0622\u0646\u200c\u0647\u0627 8.5 \u0648\u0644\u062a \u0648 \u062e\u0627\u0645\u0648\u0634 \u0634\u062f\u0646 \u0622\u0646\u200c\u0647\u0627 7.6 \u0648\u0644\u062a \u0627\u0633\u062a.<\/li>\n\n\n\n<li><strong>UC3842 \u0648 UC3843:<\/strong> \u0627\u06cc\u0646 \u0645\u062f\u0644\u200c\u0647\u0627 \u0645\u06cc\u200c\u062a\u0648\u0627\u0646\u0646\u062f \u0628\u0647 \u062d\u062f\u0627\u06a9\u062b\u0631 \u0686\u0631\u062e\u0647 \u06a9\u0627\u0631\u06cc 100% \u062f\u0633\u062a \u06cc\u0627\u0628\u0646\u062f.<\/li>\n\n\n\n<li><strong>UC3844 \u0648 UC3845:<\/strong> \u0627\u06cc\u0646 \u0645\u062f\u0644\u200c\u0647\u0627 \u0628\u0627 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0627\u0632 \u06cc\u06a9 \u0641\u0644\u06cc\u067e\u200c\u0641\u0644\u0627\u067e \u062f\u0627\u062e\u0644\u06cc\u060c \u062d\u062f\u0627\u06a9\u062b\u0631 \u0686\u0631\u062e\u0647 \u06a9\u0627\u0631\u06cc \u0631\u0627 \u0628\u0647 50% \u0645\u062d\u062f\u0648\u062f \u0645\u06cc\u200c\u06a9\u0646\u0646\u062f\u060c \u06a9\u0647 \u0628\u0631\u0627\u06cc \u0628\u0631\u062e\u06cc \u0627\u0632 \u062a\u0648\u067e\u0648\u0644\u0648\u0698\u06cc\u200c\u0647\u0627\u06cc \u0645\u0628\u062f\u0644 \u0645\u0627\u0646\u0646\u062f <strong>\u0641\u0648\u0631\u0648\u0627\u0631\u062f (Forward)<\/strong> \u0648 <strong>\u0641\u0644\u0627\u06cc\u200c\u0628\u06a9 (Flyback)<\/strong> \u0628\u0633\u06cc\u0627\u0631 \u0645\u0641\u06cc\u062f \u0627\u0633\u062a.<\/li>\n<\/ul>\n\n\n\n<p><\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u0686\u06cc\u067e\u200c\u0647\u0627\u06cc \u0633\u0631\u06cc UC384X (\u0634\u0627\u0645\u0644 UC3842, UC3843, UC3844, \u0648 UC3845) \u06cc\u06a9 \u062e\u0627\u0646\u0648\u0627\u062f\u0647 \u0627\u0632 \u06a9\u0646\u062a\u0631\u0644\u200c\u06a9\u0646\u0646\u062f\u0647\u200c\u0647\u0627\u06cc PWM (\u0645\u062f\u0648\u0644\u0627\u0633\u06cc\u0648\u0646 \u0639\u0631\u0636 \u067e\u0627\u0644\u0633) \u0628\u0627 \u0639\u0645\u0644\u06a9\u0631\u062f \u0628\u0627\u0644\u0627 \u0648 \u0641\u0631\u06a9\u0627\u0646\u0633 \u062b\u0627\u0628\u062a \u0647\u0633\u062a\u0646\u062f \u06a9\u0647 \u0628\u0647 \u0637\u0648\u0631 \u06af\u0633\u062a\u0631\u062f\u0647 \u062f\u0631 \u0645\u0646\u0627\u0628\u0639 \u062a\u063a\u0630\u06cc\u0647 \u0633\u0648\u0626\u06cc\u0686\u06cc\u0646\u06af (SMPS) \u0648 \u0645\u0628\u062f\u0644\u200c\u0647\u0627\u06cc DC \u0628\u0647 DC \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0645\u06cc\u200c\u0634\u0648\u0646\u062f. \u0627\u06cc\u0646 \u062a\u0631\u0627\u0634\u0647\u200c\u0647\u0627 \u0628\u0647 \u0637\u0631\u0627\u062d\u0627\u0646 \u0627\u0645\u06a9\u0627\u0646 \u0645\u06cc\u200c\u062f\u0647\u0646\u062f \u0628\u0627 \u062d\u062f\u0627\u0642\u0644 \u0642\u0637\u0639\u0627\u062a \u062e\u0627\u0631\u062c\u06cc\u060c \u06cc\u06a9 \u0631\u0627\u0647\u200c\u062d\u0644 \u0645\u0642\u0631\u0648\u0646\u200c\u0628\u0647\u200c\u0635\u0631\u0641\u0647 \u0648 \u06a9\u0627\u0631\u0622\u0645\u062f &hellip;<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[13],"tags":[],"class_list":["post-863","post","type-post","status-publish","format-standard","","category-13"],"_links":{"self":[{"href":"https:\/\/ilk.ir\/sahifa\/wp-json\/wp\/v2\/posts\/863","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/ilk.ir\/sahifa\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/ilk.ir\/sahifa\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/ilk.ir\/sahifa\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/ilk.ir\/sahifa\/wp-json\/wp\/v2\/comments?post=863"}],"version-history":[{"count":1,"href":"https:\/\/ilk.ir\/sahifa\/wp-json\/wp\/v2\/posts\/863\/revisions"}],"predecessor-version":[{"id":864,"href":"https:\/\/ilk.ir\/sahifa\/wp-json\/wp\/v2\/posts\/863\/revisions\/864"}],"wp:attachment":[{"href":"https:\/\/ilk.ir\/sahifa\/wp-json\/wp\/v2\/media?parent=863"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/ilk.ir\/sahifa\/wp-json\/wp\/v2\/categories?post=863"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/ilk.ir\/sahifa\/wp-json\/wp\/v2\/tags?post=863"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}