{"id":6932,"date":"2024-03-18T23:32:08","date_gmt":"2024-03-18T14:32:08","guid":{"rendered":"https:\/\/now0930.pe.kr\/wordpress\/?p=6932"},"modified":"2026-10-04T10:08:32","modified_gmt":"2026-10-04T01:08:32","slug":"%eb%b0%98%ec%a0%84-%ec%a6%9d%ed%8f%ad%ea%b8%b0","status":"publish","type":"post","link":"https:\/\/now0930.pe.kr\/wordpress\/%eb%b0%98%ec%a0%84-%ec%a6%9d%ed%8f%ad%ea%b8%b0\/","title":{"rendered":"\ubc18\uc804 \uc99d\ud3ed\uae30"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\">\uadf8\ub9bc\uacfc \uac19\uc740 \ubc18\uc804 \uc99d\ud3ed\uae30\uc758 \uc804\ub2ec\ud568\uc218\ub97c \uad6c\ud558\uace0 \uc774 \uae30\ub2a5\uc5d0 \ub300\ud558\uc5ec \uc124\uba85\ud558\uc2dc\uc624.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"832\" height=\"518\" src=\"https:\/\/now0930.pe.kr\/wordpress\/wp-content\/uploads\/2024\/03\/image-23.png\" alt=\"\" class=\"wp-image-6935\" srcset=\"https:\/\/now0930.pe.kr\/wordpress\/wp-content\/uploads\/2024\/03\/image-23.png 832w, https:\/\/now0930.pe.kr\/wordpress\/wp-content\/uploads\/2024\/03\/image-23-768x478.png 768w\" sizes=\"auto, (max-width: 832px) 100vw, 832px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"936\" height=\"1280\" src=\"https:\/\/now0930.pe.kr\/wordpress\/wp-content\/uploads\/2024\/03\/image-24.png\" alt=\"\" class=\"wp-image-6936\" srcset=\"https:\/\/now0930.pe.kr\/wordpress\/wp-content\/uploads\/2024\/03\/image-24.png 936w, https:\/\/now0930.pe.kr\/wordpress\/wp-content\/uploads\/2024\/03\/image-24-768x1050.png 768w\" sizes=\"auto, (max-width: 936px) 100vw, 936px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"936\" height=\"1280\" src=\"https:\/\/now0930.pe.kr\/wordpress\/wp-content\/uploads\/2024\/03\/image-25.png\" alt=\"\" class=\"wp-image-6937\" srcset=\"https:\/\/now0930.pe.kr\/wordpress\/wp-content\/uploads\/2024\/03\/image-25.png 936w, https:\/\/now0930.pe.kr\/wordpress\/wp-content\/uploads\/2024\/03\/image-25-768x1050.png 768w\" sizes=\"auto, (max-width: 936px) 100vw, 936px\" \/><\/figure>\n\n\n\n&#8220;`html\n<div class=\"chapter19-wide\">\n\n  <h1>\ubc18\uc804 \uc99d\ud3ed\uae30 \u00b7 \uac10\uc1c4 \uc801\ubd84\uae30<\/h1>\n\n  <div class=\"subtitle\">\n    Inverting Op Amp \u00b7 Integrator \u00b7 Practical Integrator \u00b7 R-C Feedback\n  <\/div>\n\n\n  <!-- ================================================= -->\n  <h2>1. \ud68c\ub85c \uad6c\uc131<\/h2>\n\n  <div class=\"card\">\n\n    <p>\n      \uc785\ub825\uc740 \uc800\ud56d R1\uc744 \ud1b5\ud574\n      OP Amp\uc758 \ubc18\uc804 \uc785\ub825\uc73c\ub85c \ub4e4\uc5b4\uac04\ub2e4.\n    <\/p>\n\n    <p>\n      \ucd9c\ub825\uacfc \ubc18\uc804 \uc785\ub825 \uc0ac\uc774\uc5d0\ub294\n      R2\uc640 C1\uc774 \ubcd1\ub82c\ub85c \uc5f0\uacb0\ub418\uc5b4 \uc788\ub2e4.\n    <\/p>\n\n    <pre>\n                        \u250c\u2500\u2500\u2500\u2500 C1 \u2500\u2500\u2500\u2500\u2510\n                        \u2502            \u2502\n      Vi \u2500\u2500 R1 \u2500\u2500\u25cf\u2500\u2500\u2500\u2500\u2500\u253c\u2500\u2500\u2500\u2500 R2 \u2500\u2500\u2500\u2500\u2524\n                 \u2502      \u2502            \u2502\n                 \u2502    (-)            \u2502\n                 \u2514\u2500\u2500\u2500\u2500\u2502\\             \u2502\n                      \u2502 \\\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2534\u2500\u2500 Vo\n                  (+) \u2502 \/\n                 GND \u2500\u2502\/\n    <\/pre>\n\n    <div class=\"formula\">\n      Feedback Impedance\n      =\n      R2 \u2225 1\/(sC1)\n    <\/div>\n\n  <\/div>\n\n\n  <!-- ================================================= -->\n  <h2>2. \uc774\uc0c1\uc801 OP Amp \uac00\uc815<\/h2>\n\n  <div class=\"card\">\n\n    <p>\n      \ube44\ubc18\uc804 \uc785\ub825\uc774 Ground\uc5d0 \uc5f0\uacb0\ub418\uc5b4 \uc788\uc73c\ubbc0\ub85c\n      \uc774\uc0c1\uc801 OP Amp\uc5d0\uc11c\ub294 \ubc18\uc804 \uc785\ub825\ub3c4\n      Virtual Ground\ub85c \ubcf8\ub2e4.\n    <\/p>\n\n    <div class=\"formula\">\n      V+ = 0\n    <\/div>\n\n    <div class=\"formula\">\n      V- \u2248 V+ = 0\n    <\/div>\n\n    <p>\n      \ub530\ub77c\uc11c \uc785\ub825\uc804\ub958\ub294 \ub2e4\uc74c\uacfc \uac19\ub2e4.\n    <\/p>\n\n    <div class=\"formula\">\n      i1 = Vi \/ R1\n    <\/div>\n\n  <\/div>\n\n\n  <!-- ================================================= -->\n  <h2>3. \uc774\uc0c1\uc801\uc778 \uc801\ubd84\uae30<\/h2>\n\n  <div class=\"card\">\n\n    <p>\n      \ud544\uae30\uc5d0\uc11c\ub294 \uba3c\uc800\n      Feedback\uc5d0 Capacitor\ub9cc \uc788\ub294\n      \uc774\uc0c1\uc801\uc778 \uc801\ubd84\uae30\ub97c \uc124\uba85\ud55c\ub2e4.\n    <\/p>\n\n    <pre>\n                        C\n                  \u250c\u2500\u2500\u2500\u2500||\u2500\u2500\u2500\u2500\u2510\n                  \u2502          \u2502\n      Vi \u2500\u2500 R1 \u2500\u2500\u25cf\u2500\u2500(-) OP \u2500\u2534\u2500\u2500 Vo\n                     (+)\n                      \u2502\n                     GND\n    <\/pre>\n\n    <div class=\"formula\">\n      i1 = Vi \/ R1\n    <\/div>\n\n    <p>\n      Capacitor\uc758 Impedance\ub294\n    <\/p>\n\n    <div class=\"formula\">\n      ZC = 1\/(sC)\n    <\/div>\n\n    <p>\n      \uc774\ubbc0\ub85c,\n    <\/p>\n\n    <div class=\"formula\">\n      i1\n      =\n      -Vo \/ ZC\n      =\n      -Vo \u00b7 sC\n    <\/div>\n\n    <p>\n      \uc785\ub825\uc804\ub958\uc640 Feedback \uc804\ub958\uac00 \uac19\uc73c\ubbc0\ub85c\n    <\/p>\n\n    <div class=\"formula\">\n      Vi \/ R1\n      =\n      -Vo \u00b7 sC\n    <\/div>\n\n  <\/div>\n\n\n  <!-- ================================================= -->\n  <h2>4. \uc774\uc0c1\uc801 \uc801\ubd84\uae30\uc758 \uc804\ub2ec\ud568\uc218<\/h2>\n\n  <div class=\"card\">\n\n    <div class=\"formula\">\n      Vo \/ Vi\n      =\n      -1 \/ (R1 s C)\n    <\/div>\n\n    <p>\n      \uc8fc\ud30c\uc218 \uc601\uc5ed\uc5d0\uc11c\n      s = j\u03c9\ub85c \ub450\uba74\n    <\/p>\n\n    <div class=\"formula\">\n      Vo \/ Vi\n      =\n      -1 \/ (R1 j\u03c9C)\n    <\/div>\n\n    <p>\n      \ud544\uae30\uc5d0\uc11c\ub294 \u03c9 = 0\uc77c \ub54c\n      \uc774\ub4dd\uc774 \ubb34\ud55c\ub300\ub85c \ucee4\uc9c0\ub294 \ubb38\uc81c\ub97c \uc9c0\uc801\ud55c\ub2e4.\n    <\/p>\n\n    <div class=\"formula\">\n      \u03c9 = 0\n      \u2192\n      |Vo \/ Vi| \u2192 \u221e\n    <\/div>\n\n    <div class=\"warning\">\n      <strong>\n        \uc774\uc0c1\uc801\uc778 \uc801\ubd84\uae30 1\/s\ub294 DC\uc5d0\uc11c\n        \ubb34\ud55c\ub300 \uc774\ub4dd\uc744 \uac16\ub294 \ud615\ud0dc\uac00 \ub41c\ub2e4.\n      <\/strong>\n    <\/div>\n\n  <\/div>\n\n\n  <!-- ================================================= -->\n  <h2>5. \uc801\ubd84\uc758 Laplace \uad00\uacc4<\/h2>\n\n  <div class=\"card\">\n\n    <p>\n      \ud544\uae30\uc5d0\uc11c\ub294 \uc801\ubd84\uacfc\n      1\/s\uc758 \uad00\uacc4\ub97c \ud568\uaed8 \uae30\ub85d\ud55c\ub2e4.\n    <\/p>\n\n    <div class=\"formula\">\n      \u222b f(t) dt\n      \u2194\n      F(s) \/ s\n    <\/div>\n\n    <p>\n      \ub530\ub77c\uc11c \uc774\uc0c1\uc801 \uc801\ubd84\uae30\ub294\n      \uc804\ub2ec\ud568\uc218\uc5d0 1\/s \ud56d\uc744 \uac16\ub294\ub2e4.\n    <\/p>\n\n  <\/div>\n\n\n  <!-- ================================================= -->\n  <h2>6. R2\ub97c \ucd94\uac00\ud55c \uac10\uc1c4 \uc801\ubd84\uae30<\/h2>\n\n  <div class=\"card\">\n\n    <p>\n      \uc2e4\uc81c \ud68c\ub85c\uc5d0\uc11c\ub294 Capacitor C1\uacfc \ubcd1\ub82c\ub85c\n      \uc800\ud56d R2\ub97c \ucd94\uac00\ud55c\ub2e4.\n    <\/p>\n\n    <pre>\n                        \u250c\u2500\u2500\u2500\u2500 C1 \u2500\u2500\u2500\u2500\u2510\n                        \u2502            \u2502\n                        \u251c\u2500\u2500\u2500\u2500 R2 \u2500\u2500\u2500\u2500\u2524\n                        \u2502            \u2502\n      Vi \u2500\u2500 R1 \u2500\u2500\u2500\u2500\u2500\u2500\u2500\u25cf\u2500\u2500(-) OP \u2500\u2500\u2500\u2500\u2534\u2500\u2500 Vo\n                           (+)\n                            \u2502\n                           GND\n    <\/pre>\n\n    <div class=\"memory\">\n      <strong>\n        R2\ub97c \ucd94\uac00\ud558\uc5ec\n        \uc774\uc0c1\uc801 \uc801\ubd84\uae30\uc758 DC \ubb34\ud55c\ub300 \uc774\ub4dd\uc744 \uc81c\ud55c\ud55c\ub2e4.\n      <\/strong>\n    <\/div>\n\n  <\/div>\n\n\n  <!-- ================================================= -->\n  <h2>7. Feedback Impedance<\/h2>\n\n  <div class=\"card\">\n\n    <p>\n      R2\uc640 Capacitor\uc758 \ubcd1\ub82c Impedance\ub294\n      \ub2e4\uc74c\uacfc \uac19\uc774 \uacc4\uc0b0\ud55c\ub2e4.\n    <\/p>\n\n    <div class=\"formula\">\n      Zf\n      =\n      R2 \u2225 1\/(sC1)\n    <\/div>\n\n    <div class=\"formula\">\n      Zf\n      =\n      R2 \/ (sC1R2 + 1)\n    <\/div>\n\n    <p>\n      \uc774\ub97c \ud544\uae30\uc5d0\uc11c\ub294 \ub2e4\uc74c \ud615\ud0dc\ub85c \ubc14\uafbc\ub2e4.\n    <\/p>\n\n    <div class=\"formula\">\n      Zf\n      =\n      (1\/C1)\n      \/\n      (s + 1\/(C1R2))\n    <\/div>\n\n    <div class=\"formula\">\n      Zf\n      =\n      k \/ (s + a)\n    <\/div>\n\n    <p>\n      \uc5ec\uae30\uc11c \ud544\uae30\uc758 \ub300\uc751\uad00\uacc4\ub294\n    <\/p>\n\n    <div class=\"formula\">\n      k = 1\/C1\n    <\/div>\n\n    <div class=\"formula\">\n      a = 1\/(C1R2)\n    <\/div>\n\n  <\/div>\n\n\n  <!-- ================================================= -->\n  <h2>8. \uac10\uc1c4 \uc801\ubd84\uae30\uc758 \uc804\ub2ec\ud568\uc218<\/h2>\n\n  <div class=\"card\">\n\n    <p>\n      \ubc18\uc804 \uc99d\ud3ed\uae30\uc758 \uae30\ubcf8\uad00\uacc4\n    <\/p>\n\n    <div class=\"formula\">\n      Vo \/ Vi\n      =\n      -Zf \/ R1\n    <\/div>\n\n    <p>\n      \uc5d0 Feedback Impedance\ub97c \ub300\uc785\ud558\uba74\n    <\/p>\n\n    <div class=\"formula\">\n      Vo \/ Vi\n      =\n      -(k\/R1)\n      \u00b7\n      1\/(s+a)\n    <\/div>\n\n    <div class=\"memory\">\n      <strong>\n        1\/s \ud615\ud0dc\uac00\n        1\/(s+a) \ud615\ud0dc\ub85c \ubcc0\uacbd\ub41c\ub2e4.\n      <\/strong>\n    <\/div>\n\n  <\/div>\n\n\n  <!-- ================================================= -->\n  <h2>9. \uc8fc\ud30c\uc218 \uc751\ub2f5<\/h2>\n\n  <div class=\"card\">\n\n    <p>\n      s = j\u03c9\ub97c \ub300\uc785\ud558\uba74\n    <\/p>\n\n    <div class=\"formula\">\n      1\/(j\u03c9+a)\n      =\n      (a-j\u03c9)\/(\u03c9\u00b2+a\u00b2)\n    <\/div>\n\n    <p>\n      \ub530\ub77c\uc11c \uc800\uc8fc\ud30c\uc640 \uace0\uc8fc\ud30c\uc5d0\uc11c\n      \ub2e4\uc74c\uacfc \uac19\uc740 \ud2b9\uc131\uc744 \uac16\ub294\ub2e4.\n    <\/p>\n\n  <\/div>\n\n\n  <!-- ================================================= -->\n  <h2>10. \u03c9 = 0\uc5d0\uc11c\uc758 \ud2b9\uc131<\/h2>\n\n  <div class=\"card\">\n\n    <p>\n      \u03c9 = 0\uc744 \ub300\uc785\ud558\uba74\n    <\/p>\n\n    <div class=\"formula\">\n      1\/(j\u03c9+a)\n      \u2192\n      1\/a\n    <\/div>\n\n    <p>\n      \uc989 \uc774\uc0c1\uc801\uc778 \uc801\ubd84\uae30\uc640 \ub2ec\ub9ac\n      DC\uc5d0\uc11c \uc720\ud55c\ud55c \uac12\uc744 \uac16\ub294\ub2e4.\n    <\/p>\n\n    <div class=\"formula\">\n      \u03c9 = 0\n      \u2192\n      |G(j\u03c9)| = finite\n    <\/div>\n\n    <div class=\"memory\">\n      <strong>\n        R2\ub97c \ucd94\uac00\ud558\uba74\n        DC Gain\uc774 \ubb34\ud55c\ub300\ub85c \uc99d\uac00\ud558\ub294 \uac83\uc744 \ubc29\uc9c0\ud55c\ub2e4.\n      <\/strong>\n    <\/div>\n\n  <\/div>\n\n\n  <!-- ================================================= -->\n  <h2>11. \u03c9 \u2192 \u221e\uc5d0\uc11c\uc758 \ud2b9\uc131<\/h2>\n\n  <div class=\"card\">\n\n    <p>\n      \uc8fc\ud30c\uc218\uac00 \ub9e4\uc6b0 \ucee4\uc9c0\uba74\n    <\/p>\n\n    <div class=\"formula\">\n      1\/(j\u03c9+a)\n      \u2248\n      -j\u03c9 \/ \u03c9\u00b2\n    <\/div>\n\n    <div class=\"formula\">\n      \u03c9 \u2192 \u221e\n      \u2192\n      |G(j\u03c9)| \u2192 0\n    <\/div>\n\n    <p>\n      \ub530\ub77c\uc11c \ub192\uc740 \uc8fc\ud30c\uc218\uc5d0\uc11c\ub294\n      \ucd9c\ub825\uc774 \uac10\uc18c\ud558\ub294 \ud2b9\uc131\uc744 \uac16\ub294\ub2e4.\n    <\/p>\n\n  <\/div>\n\n\n  <!-- ================================================= -->\n  <h2>12. R2 \ucd94\uac00\uc758 \uc758\ubbf8<\/h2>\n\n  <div class=\"card\">\n\n    <p>\n      \ud544\uae30\uc758 \uacb0\ub860\uc740\n      Feedback \uc800\ud56d R2\ub97c \ucd94\uac00\ud558\uba74\n      \uc801\ubd84\uae30\uc758 \ud2b9\uc131\uc774 \ub2e4\uc74c\uacfc \uac19\uc774 \ubc14\ub010\ub2e4\ub294 \uac83\uc774\ub2e4.\n    <\/p>\n\n    <div class=\"formula\">\n      1\/s\n      \u2192\n      1\/(s+a)\n    <\/div>\n\n    <pre>\n      \uc774\uc0c1\uc801 \uc801\ubd84\uae30\n          \u2502\n          \u2502  1\/s\n          \u25bc\n      DC Gain \u2192 \u221e\n          \u2502\n          \u2502 R2 \ucd94\uac00\n          \u25bc\n      \uac10\uc1c4 \uc801\ubd84\uae30\n          \u2502\n          \u2502 1\/(s+a)\n          \u25bc\n      DC Gain = \uc720\ud55c\uac12\n    <\/pre>\n\n  <\/div>\n\n\n  <!-- ================================================= -->\n  <h2>13. \ubc18\uc804 \ud2b9\uc131<\/h2>\n\n  <div class=\"card\">\n\n    <p>\n      \uc804\ub2ec\ud568\uc218 \uc55e\uc5d0 \uc74c\uc758 \ubd80\ud638\uac00 \uc788\uc73c\ubbc0\ub85c\n      \uc785\ub825\uacfc \ucd9c\ub825\uc740 \ubc18\uc804 \uad00\uacc4\ub97c \uac16\ub294\ub2e4.\n    <\/p>\n\n    <div class=\"formula\">\n      Vo \/ Vi\n      &lt;\n      0\n    <\/div>\n\n    <div class=\"formula\">\n      Input\n      \u2192\n      180\u00b0 Phase Inversion\n      \u2192\n      Output\n    <\/div>\n\n  <\/div>\n\n\n  <!-- ================================================= -->\n  <h2>14. \uc774\uc0c1\uc801 \uc801\ubd84\uae30\uc640 \uac10\uc1c4 \uc801\ubd84\uae30 \ube44\uad50<\/h2>\n\n  <div class=\"table-wrap\">\n\n    <table>\n\n      <thead>\n        <tr>\n          <th>\ud56d\ubaa9<\/th>\n          <th>\uc774\uc0c1\uc801 \uc801\ubd84\uae30<\/th>\n          <th>R2 \ucd94\uac00 \ud68c\ub85c<\/th>\n        <\/tr>\n      <\/thead>\n\n      <tbody>\n\n        <tr>\n          <td><strong>Feedback<\/strong><\/td>\n          <td>C<\/td>\n          <td>R2 \u2225 C1<\/td>\n        <\/tr>\n\n        <tr>\n          <td><strong>\uc804\ub2ec\ud568\uc218 \ud615\ud0dc<\/strong><\/td>\n          <td>1\/s<\/td>\n          <td>1\/(s+a)<\/td>\n        <\/tr>\n\n        <tr>\n          <td><strong>DC Gain<\/strong><\/td>\n          <td>\ubb34\ud55c\ub300<\/td>\n          <td>\uc720\ud55c<\/td>\n        <\/tr>\n\n        <tr>\n          <td><strong>\uace0\uc8fc\ud30c<\/strong><\/td>\n          <td>\ucd9c\ub825 \uac10\uc18c<\/td>\n          <td>\ucd9c\ub825 \uac10\uc18c<\/td>\n        <\/tr>\n\n        <tr>\n          <td><strong>\ud2b9\uc9d5<\/strong><\/td>\n          <td>\uc774\uc0c1\uc801 \uc801\ubd84<\/td>\n          <td>\uac10\uc1c4 \uc801\ubd84\uae30<\/td>\n        <\/tr>\n\n      <\/tbody>\n\n    <\/table>\n\n  <\/div>\n\n\n  <!-- ================================================= -->\n  <h2>15. \uc774\ubbf8\uc9c0 OCR \uc804\uccb4 \ud750\ub984<\/h2>\n\n  <div class=\"card\">\n\n    <pre>\n      Inverting OP Amp\n             \u2502\n             \u25bc\n       Capacitor Feedback\n             \u2502\n             \u25bc\n      G(s) = -1\/(R1Cs)\n             \u2502\n             \u25bc\n        \u03c9 = 0\uc5d0\uc11c\n        Gain \u2192 \u221e\n             \u2502\n             \u25bc\n      R2\ub97c C\uc640 \ubcd1\ub82c \ucd94\uac00\n             \u2502\n             \u25bc\n      Zf = R2 \u2225 1\/(sC)\n             \u2502\n             \u25bc\n      Zf = k\/(s+a)\n             \u2502\n             \u25bc\n      G(s) = -(k\/R1)\/(s+a)\n             \u2502\n             \u25bc\n      DC Gain \uc720\ud55c\n             \u2502\n             \u25bc\n        \uac10\uc1c4 \uc801\ubd84\uae30\n    <\/pre>\n\n  <\/div>\n\n\n  <!-- ================================================= -->\n  <div class=\"warning\">\n    <strong>\n      \uc774 HTML\uc740 \ud398\uc774\uc9c0 \ubcf8\ubb38\uc744 \uc0ac\uc6a9\ud558\uc9c0 \uc54a\uace0\n      \uc77c\ubc18 \uc774\ubbf8\uc9c0 3\uc7a5\ub9cc OCR\/\uc2dc\uac01 \ud310\ub3c5\ud558\uc5ec \uc791\uc131\ud588\ub2e4.\n\n      \uc774 \ud398\uc774\uc9c0\uc5d0\ub294 NeoStudio PDF\uac00 \uc5c6\ub2e4.\n\n      \uccab \ubc88\uc9f8 \uc774\ubbf8\uc9c0\ub294 \ud68c\ub85c\ub3c4\uc774\uace0,\n      \ub450 \ubc88\uc9f8\u00b7\uc138 \ubc88\uc9f8 \uc774\ubbf8\uc9c0\ub294 \ub3d9\uc77c \ud68c\ub85c\uc758 \uc190\uae00\uc528 \uc720\ub3c4\uacfc\uc815\uc774\ub2e4.\n\n      \uc6d0\ubcf8 \ud544\uae30\ub294 \ub2e8\uc21c \ubc18\uc804 \uc99d\ud3ed\uae30\ubcf4\ub2e4\ub294\n      Capacitor Feedback \uc801\ubd84\uae30\uc5d0 R2\ub97c \ubcd1\ub82c\ub85c \ucd94\uac00\ud558\uc5ec\n      1\/s\ub97c 1\/(s+a) \ud615\ud0dc\ub85c \ubcc0\uacbd\ud558\ub294\n      \uac10\uc1c4 \uc801\ubd84\uae30\uc758 \uc758\ubbf8\ub97c \uc911\uc2ec\uc73c\ub85c \uc124\uba85\ud55c\ub2e4.\n    <\/strong>\n  <\/div>\n\n\n  <!-- ================================================= -->\n  <div class=\"keywords\">\n    Inverting Amplifier,\n    Operational Amplifier,\n    OP Amp,\n    Integrator,\n    Practical Integrator,\n    Leaky Integrator,\n    Attenuated Integrator,\n    Virtual Ground,\n    Feedback Impedance,\n    R1,\n    R2,\n    C1,\n    Transfer Function,\n    Frequency Response\n  <\/div>\n\n<\/div>\n&#8220;`\n","protected":false},"excerpt":{"rendered":"<p>\uadf8\ub9bc\uacfc \uac19\uc740 \ubc18\uc804 \uc99d\ud3ed\uae30\uc758 \uc804\ub2ec\ud568\uc218\ub97c \uad6c\ud558\uace0 \uc774 \uae30\ub2a5\uc5d0 \ub300\ud558\uc5ec \uc124\uba85\ud558\uc2dc\uc624. &#8220;`html \ubc18\uc804 \uc99d\ud3ed\uae30 \u00b7 \uac10\uc1c4 \uc801\ubd84\uae30 Inverting Op Amp \u00b7 Integrator \u00b7 Practical Integrator \u00b7 R-C Feedback 1. \ud68c\ub85c \uad6c\uc131 \uc785\ub825\uc740 \uc800\ud56d R1\uc744 \ud1b5\ud574 OP Amp\uc758 \ubc18\uc804 \uc785\ub825\uc73c\ub85c \ub4e4\uc5b4\uac04\ub2e4. \ucd9c\ub825\uacfc \ubc18\uc804 \uc785\ub825 \uc0ac\uc774\uc5d0\ub294 R2\uc640 C1\uc774 \ubcd1\ub82c\ub85c \uc5f0\uacb0\ub418\uc5b4 \uc788\ub2e4. \u250c\u2500\u2500\u2500\u2500 C1 \u2500\u2500\u2500\u2500\u2510 \u2502 \u2502 Vi \u2500\u2500 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