{"id":1035,"date":"2024-10-22T13:58:49","date_gmt":"2024-10-22T05:58:49","guid":{"rendered":"https:\/\/dt9025a.top\/?p=1035"},"modified":"2024-12-10T16:46:45","modified_gmt":"2024-12-10T08:46:45","slug":"%e4%ba%a4%e5%8f%89%e8%80%a6%e5%90%88-%e7%94%b5%e6%b5%81%e6%8a%b5%e6%b6%88%e7%94%b5%e8%b7%af","status":"publish","type":"post","link":"https:\/\/dt9025a.top\/?p=1035","title":{"rendered":"\u4ea4\u53c9\u8026\u5408 \/ \u7535\u6d41\u62b5\u6d88\u7535\u8def"},"content":{"rendered":"\n\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"278\" height=\"123\" src=\"https:\/\/dt9025a.top\/wp-content\/uploads\/2024\/10\/image-25.png\" alt=\"\" class=\"wp-image-1036\"\/><\/figure>\n<\/div>\n\n\n<p>\u4e0a\u56fe\u6240\u793a\u7535\u8def\u7ed3\u6784\u4e3a\u4ea4\u53c9\u8026\u5408\uff0cCross Coupling\uff08\u4e5f\u79f0\u7535\u6d41\u62b5\u6d88\uff0cCurrent Cancellation\uff09\u7535\u8def\u3002\u4e0e\u5e38\u89c4\u7684\u4e8c\u6781\u7ba1\u578b\u8fde\u63a5\u5668\u4ef6\u76f8\u6bd4\uff0c\u8be5\u5f62\u5f0f\u7684\u5dee\u5206\u7535\u8def\u53ef\u4ee5\u5728\u6f0f\u7aef\u63d0\u4f9b\u4e00\u4e2a\u8d1f\u963b\u6297\u3002<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">\u5c0f\u4fe1\u53f7\u63a8\u5bfc &#8211; 1<\/h2>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"712\" height=\"128\" src=\"https:\/\/dt9025a.top\/wp-content\/uploads\/2024\/10\/image-26.png\" alt=\"\" class=\"wp-image-1038\" srcset=\"https:\/\/dt9025a.top\/wp-content\/uploads\/2024\/10\/image-26.png 712w, https:\/\/dt9025a.top\/wp-content\/uploads\/2024\/10\/image-26-300x54.png 300w\" sizes=\"auto, (max-width: 712px) 100vw, 712px\" \/><\/figure>\n<\/div>\n\n\n<p>\u5ffd\u7565 MOSFET \u7684\u4f53\u6548\u5e94\u4ee5\u53ca\u6c9f\u9053\u957f\u5ea6\u8c03\u5236\u6548\u5e94\uff0c\u4ee5\u5dee\u5206\u8f93\u51fa\u5f62\u5f0f\u8003\u8651\u8be5\u7535\u8def\uff0c\u53ef\u4ee5\u5f97\u5230\u4e0a\u56fe\u6240\u793a\u7684\u5c0f\u4fe1\u53f7\u793a\u610f\u56fe\uff0c\u5176\u4e2d\uff1a<\/p>\n\n\n\n$$\n\\left\\{\\begin{matrix} \n  V_{gs1}=V_{o-} \\\\  \n  V_{gs2}=V_{o+} \\\\\nV_{o-}=-V_{o+}\n\\end{matrix}\\right. \n$$\n\n\n\n<p>\u5206\u522b\u4ece Vo+ \u4e0e Vo- \u4f4d\u7f6e\u770b\u5165\uff0c\u8ba1\u7b97\u8f93\u51fa\u963b\u6297\uff1a<\/p>\n\n\n\n$$\n\\left\\{\\begin{matrix} \n  R_{out1}=\\frac{V{o+}}{V_{o-}\\times g_{m1}} = -\\frac{1}{g_{m1}}\\\\\n  R_{out2}=\\frac{V{o-}}{V_{o+}\\times g_{m2}} = -\\frac{1}{g_{m2}}\n\\end{matrix}\\right.\n$$\n\n\n\n<h2 class=\"wp-block-heading\">\u5c0f\u4fe1\u53f7\u63a8\u5bfc &#8211; 2<\/h2>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"447\" height=\"360\" src=\"https:\/\/dt9025a.top\/wp-content\/uploads\/2024\/10\/image-6.png\" alt=\"\" class=\"wp-image-1079\" srcset=\"https:\/\/dt9025a.top\/wp-content\/uploads\/2024\/10\/image-6.png 447w, https:\/\/dt9025a.top\/wp-content\/uploads\/2024\/10\/image-6-300x242.png 300w\" sizes=\"auto, (max-width: 447px) 100vw, 447px\" \/><\/figure>\n<\/div>\n\n\n$$\n\\begin{align}\nI_X &#038; = g_{m3}V_2 = -g_{m4}V_1 \\\\\n2I_X &#038;= g_{m3}V_2 &#8211; g_{m4}V_1\n\\end{align}\n$$\n\n\n\n\n<p>\u4ee4 g<sub>m3<\/sub>=g<sub>m4<\/sub>\uff0c\u5219\u6709\uff1a<\/p>\n\n\n\n$$\n\\begin{align}\n2I_X &#038;= g_{m3,4}(V_2 &#8211; V_1) \\\\\n-2I_X &#038;= g_{m3,4}(V_1 &#8211; V_2) = g_{m3,4}V_X\\\\\n\\frac {V_X}{I_X} &#038;= -\\frac{2}{g_{m3,4}} \n\\end{align}\n$$\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">\u7535\u8def\u5e94\u7528<\/h2>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"464\" height=\"123\" src=\"https:\/\/dt9025a.top\/wp-content\/uploads\/2024\/10\/image-27.png\" alt=\"\" class=\"wp-image-1042\" srcset=\"https:\/\/dt9025a.top\/wp-content\/uploads\/2024\/10\/image-27.png 464w, https:\/\/dt9025a.top\/wp-content\/uploads\/2024\/10\/image-27-300x80.png 300w\" sizes=\"auto, (max-width: 464px) 100vw, 464px\" \/><\/figure>\n<\/div>\n\n\n<p>\u5f53 M1=M2\uff0cM3=M4 \u65f6\u8be5\u7535\u8def\u7684\u8f93\u51fa\u963b\u6297\u4e3a\uff1a<\/p>\n\n\n\n$$\nR_{out,left}=R_{out,right}=\\frac{1}{g_{m3,4}}\/\/-\\frac{1}{g_{m1,2}}=\\frac{1}{g_{m3,4}-g_{m1,2}}\n$$\n\n\n\n<p>\u6b64\u65f6\uff0c\u82e5 M1=M2=M3=M4\uff0c\u8be5\u7535\u8def\u53ef\u4ee5\u5b9e\u73b0\u65e0\u7a77\u5927\u7684\u8f93\u51fa\u963b\u6297\u3002<\/p>\n\n\n\n<p><\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u4e0a\u56fe\u6240\u793a\u7535\u8def\u7ed3\u6784\u4e3a\u4ea4\u53c9\u8026\u5408\uff0cCross Coupling\uff08\u4e5f\u79f0\u7535\u6d41\u62b5\u6d88\uff0cCurrent Cancellatio&#8230; <\/p>\n<div class=\"read-more navbutton\"><a href=\"https:\/\/dt9025a.top\/?p=1035\">\u9605\u8bfb\u66f4\u591a<i class=\"fa fa-angle-double-right\"><\/i><\/a><\/div>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[15],"tags":[],"class_list":["post-1035","post","type-post","status-publish","format-standard","hentry","category-ic-design"],"_links":{"self":[{"href":"https:\/\/dt9025a.top\/index.php?rest_route=\/wp\/v2\/posts\/1035","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/dt9025a.top\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/dt9025a.top\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/dt9025a.top\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/dt9025a.top\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=1035"}],"version-history":[{"count":0,"href":"https:\/\/dt9025a.top\/index.php?rest_route=\/wp\/v2\/posts\/1035\/revisions"}],"wp:attachment":[{"href":"https:\/\/dt9025a.top\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=1035"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/dt9025a.top\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=1035"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/dt9025a.top\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=1035"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}