{"id":15735,"date":"2025-09-10T09:00:09","date_gmt":"2025-09-10T00:00:09","guid":{"rendered":"https:\/\/blog.agentsoft.co.kr\/index.php\/2025\/09\/10\/15735\/"},"modified":"2025-09-10T09:00:09","modified_gmt":"2025-09-10T00:00:09","slug":"a-%ec%a4%91%ec%95%99%eb%8c%80%ed%95%99%ea%b5%90-%e1%84%8b%e1%85%a1%e1%84%82%e1%85%a1%e1%86%af%e1%84%85%e1%85%a9%e1%84%80%e1%85%b3%e1%84%86%e1%85%b5%e1%86%be%e1%84%83%e1%85%b5%e1%84%8c%e1%85%b5","status":"publish","type":"post","link":"https:\/\/blog.agentsoft.co.kr\/index.php\/2025\/09\/10\/15735\/","title":{"rendered":"[A+] \uc911\uc559\ub300\ud559\uad50 \u110b\u1161\u1102\u1161\u11af\u1105\u1169\u1100\u1173\u1106\u1175\u11be\u1103\u1175\u110c\u1175\u1110\u1165\u11af\u1112\u116c\u1105\u1169\u1109\u1165\u11af\u1100\u1168\u1109\u1175\u11af\u1109\u1173\u11b8 1\u110e\u1161 \u1100\u1167\u11af\u1100\u116a\u1107\u1169\u1100\u1169\u1109\u1165"},"content":{"rendered":"

<\/p>\n

\ubaa9\ucc28<\/strong><\/p>\n

1. \uc694\uc57d
\n2. \uc124\uacc4\uc2e4\uc2b5\ub0b4\uc6a9 \ubc0f \ubd84\uc11d
\n3. \uacb0\ub860<\/p>\n

\ubcf8\ubb38\ub0b4\uc6a9<\/strong><\/p>\n

\uc694\uc57d
\nNMOS\ub97c \uc774\uc6a9\ud558\uc5ec \ub2e8\uc77c Current Mirror\uc640 Cascode Current Mirror\ub97c \uc9c1\uc811 \uc124\uacc4\ud55c \ub4a4\uc5d0 DMM\uc744 \uc0ac\uc6a9\ud558\uc5ec \uc124\uacc4\ud55c \ud68c\ub85c\uc758 V_GS , V\u2006_DS\u2006, I\u2006_REF\u2006, I_O\u2006\ub97c \uce21\uc815 \ubc0f \uae30\ub85d\ud558\uc600\ub2e4.
\n\uac01 \uc2e4\ud5d8\uc5d0\uc11c I\u2006_REF=10 mA\uac00 \ub418\ub3c4\ub85d R\u2006_1\u2006\uc758 \uac12\uc744 \uc870\uc808\ud558\uc600\ub2e4.
\n\ub2e8\uc77c Current Mirror\uc758 I\u2006_REF\ub294 0.6%\uc758 \uc624\ucc28\uac00 \ubc1c\uc0dd\ud588\uace0 10mA\uc5d0 \uadfc\uc811\ud558\uc5ec R\u2006_1\uc744 \uc870\uc808\ud558\uc9c0 \uc54a\uc558\ub2e4. Cascode Current Mirror\uc5d0\uc11c I\u2006_REF\ub294 4.1%\uc758 \uc624\ucc28\uac00 \ubc1c\uc0dd\ud588\uace0 R_1 \uc758 \uac12\uc744 510.2\u03a9\ub85c \uc870\uc808\ud558\uc5ec 0.4%\uc758 \uc624\ucc28\uac00 \ubc1c\uc0dd\ud588\ub2e4.
\n\ub610\ud55c, \uac01 \uc2e4\ud5d8\uc5d0\uc11c \u25b3V\u2006_(O\u2006\u2006)\uac00 1 V\uac00 \ub418\ub3c4\ub85d R_L\uc744 \uc870\uc808\ud558\uc600\ub2e4.
\n\ub2e8\uc77c Current Mirror\uc5d0\uc11c \ucc98\uc74c I\u2006_O\uc758 \uac12\uc740 I\u2006_O\u2006=\u2006(V\u2006_CC\u2006\u2006-\u2006V\u2006_DS1)\/(R\u2006_L )\u2006=\u2006(10V\u2006-\u20065.31V)\/(499.1 \u03a9)=9.94\u2006mA\uc774\uace0,
\nR\u2006_L\u2006 \uc870\uc815 \ud6c4\uc758 I\u2006_O\u2006\uc758 \uac12\uc740 I\u2006_O\u2006\u2006=\u2006(V\u2006_CC\u2006\u2006-\u2006V\u2006_(\u2006O))\/(R\u2006_L )\u2006=\u2006(10V\u2006-\u20064.308V)\/(626\u2006\u03a9)=9.093\u2006mA\uc600\ub2e4.
\nCascode Current Mirror\uc758 R\u2006_1 \uc870\uc815 \ud6c4 \ucc98\uc74c I\u2006\u2006_O\u2006\uc758 \uac12\uc740 I_REF=(V_DD-V_D4)\/R_1 =(10V-4.921V)\/(510.2\u03a9)=9.960mA\uc774\uace0,
\nR\u2006_L\u2006 \uc870\uc815 \ud6c4\uc758 I\u2006_O\u2006\uc758 \uac12\uc740 I\u2006_O\u2006\u2006=\u2006(V\u2006_CC\u2006\u2006-\u2006V\u2006_(\u2006O))\/(R\u2006_L )\u2006=\u2006(10V\u2006-4.248V)\/586\u03a9\u22439.816\u2006mA\uc600\ub2e4.
\nR_L\uc758 \uac12\uc744 \uc870\uc808\ud558\uc5ec V\u2006_(O\u2006\u2006)\uc758 \uac12\uc744 \ubcc0\ud654\uc2dc\ud0a4\uace0 I\u2006\u2006_O\u2006\uc744 \uad6c\ud558\uc5ec R_O\u2261(\u2206V_O)\/(\u2206I_O )\u2006\uc758 \uac12\uc744 \uacc4\uc0b0\ud558\uc600\ub2e4.
\n\uce21\uc815\ud55c \uacb0\uacfc\ub97c \ud1b5\ud574 \ub2e8\uc77c Current Mirror\uc758 \ucd9c\ub825 \uc800\ud56d R_O\u2261(\u2206V_O)\/(\u2206I_O )\u2006=(5.31V\u2006-4.308V)\/(9.94mA\u2006-\u20069.093mA)\u2006\u22431.183k\u2006\u03a9\uc640
\nCascode Current Mirror\uc758 \ucd9c\ub825 \uc800\ud56d R_O\u2261(\u2206V_O)\/(\u2206I_O )\u2006=(5.248V\u2006-4.248V)\/(9.816mA\u2006-\u20069.512\u2006mA)\u2006\u22433.289k\u03a9\uc744 \uad6c\ud558\uc600\ub2e4.
\n\ub2e8\uc77c Current Mirror\uc758 \ucd9c\ub825\uc800\ud56d\uc5d0 \ube44\ud574 Cascode Current Mirror\uc758 \ucd9c\ub825\uc800\ud56d R_O\u2006\uc758 \uac12\uc774 \uc99d\uac00\ud568\uc744 \uc2e4\ud5d8\uc801\uc73c\ub85c \ud655\uc778\ud560 \uc218 \uc788\uc5c8\ub2e4. \uc774\ub97c \ud1b5\ud574 Current Mirror\ub97c \uc774\uc6a9\ud55c \uc804\ub958\uc6d0\uc758 \uc804\uae30\uc801 \ud2b9\uc131\uc744 \uc774\ud574\ud560 \uc218 \uc788\uc5c8\ub2e4. \uce21\uc815 \ubc29\ubc95, \ud658\uacbd\uc5d0 \ub530\ub978 \uac01\uac01\uc758 \uce21\uc815\uac12\ub4e4\uc5d0 \ub300\ud55c \uc624\ucc28\uac00 \uc874\uc7ac\ud558\uc600\uc9c0\ub9cc, \uc791\uc740 \uc624\ucc28\uc600\uc73c\ubbc0\ub85c, \uc131\uacf5\uc801\uc778 \uc2e4\ud5d8\uc774\uc5c8\ub2e4\uace0 \ud560 \uc218 \uc788\ub2e4.<\/p>\n

\ucd9c\ucc98 : \ud574\ud53c\ucea0\ud37c\uc2a4<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"

\ubaa9\ucc28 1. \uc694\uc57d 2. \uc124\uacc4\uc2e4\uc2b5\ub0b4\uc6a9 \ubc0f \ubd84\uc11d 3. \uacb0\ub860 \ubcf8\ubb38\ub0b4\uc6a9 \uc694\uc57d NMOS\ub97c \uc774\uc6a9\ud558\uc5ec \ub2e8\uc77c Current Mirror\uc640 Cascode Current Mirror\ub97c \uc9c1\uc811 \uc124\uacc4\ud55c \ub4a4\uc5d0 DMM\uc744 \uc0ac\uc6a9\ud558\uc5ec \uc124\uacc4\ud55c \ud68c\ub85c\uc758 V_GS , V\u2006_DS\u2006, I\u2006_REF\u2006, I_O\u2006\ub97c \uce21\uc815 \ubc0f \uae30\ub85d\ud558\uc600\ub2e4. \uac01 \uc2e4\ud5d8\uc5d0\uc11c I\u2006_REF=10 mA\uac00 \ub418\ub3c4\ub85d R\u2006_1\u2006\uc758 \uac12\uc744 \uc870\uc808\ud558\uc600\ub2e4. \ub2e8\uc77c Current Mirror\uc758 I\u2006_REF\ub294 0.6%\uc758 \uc624\ucc28\uac00 \ubc1c\uc0dd\ud588\uace0 10mA\uc5d0 \uadfc\uc811\ud558\uc5ec R\u2006_1\uc744 \uc870\uc808\ud558\uc9c0 \uc54a\uc558\ub2e4. Cascode […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[14562,7343,15066,2455,20766,20763,20765,20764],"class_list":["post-15735","post","type-post","status-publish","format-standard","hentry","category-uncategorized","tag-14562","tag-7343","tag-15066","tag-2455","tag-20766","tag-20763","tag-20765","tag-20764"],"_links":{"self":[{"href":"https:\/\/blog.agentsoft.co.kr\/index.php\/wp-json\/wp\/v2\/posts\/15735","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/blog.agentsoft.co.kr\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/blog.agentsoft.co.kr\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/blog.agentsoft.co.kr\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/blog.agentsoft.co.kr\/index.php\/wp-json\/wp\/v2\/comments?post=15735"}],"version-history":[{"count":0,"href":"https:\/\/blog.agentsoft.co.kr\/index.php\/wp-json\/wp\/v2\/posts\/15735\/revisions"}],"wp:attachment":[{"href":"https:\/\/blog.agentsoft.co.kr\/index.php\/wp-json\/wp\/v2\/media?parent=15735"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/blog.agentsoft.co.kr\/index.php\/wp-json\/wp\/v2\/categories?post=15735"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/blog.agentsoft.co.kr\/index.php\/wp-json\/wp\/v2\/tags?post=15735"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}