{"id":67664,"date":"2023-10-06T14:00:13","date_gmt":"2023-10-06T12:00:13","guid":{"rendered":"https:\/\/botland.com.pl\/blog\/?p=67664"},"modified":"2026-04-08T11:05:00","modified_gmt":"2026-04-08T09:05:00","slug":"komparator-co-to-jest-i-jak-dziala","status":"publish","type":"post","link":"https:\/\/botland.com.pl\/blog\/komparator-co-to-jest-i-jak-dziala\/","title":{"rendered":"Komparator &#8211; co to jest i jak dzia\u0142a?"},"content":{"rendered":"<span class=\"span-reading-time rt-reading-time\" style=\"display: block;\"><span class=\"rt-label rt-prefix\">Czas czytania:<\/span> <span class=\"rt-time\"> 3<\/span> <span class=\"rt-label rt-postfix\">min.<\/span><\/span>\t\t<div data-elementor-type=\"wp-post\" data-elementor-id=\"67664\" class=\"elementor elementor-67664\" data-elementor-post-type=\"post\">\n\t\t\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-9f6c205 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"9f6c205\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-c3522a7\" data-id=\"c3522a7\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-8566f8c elementor-widget elementor-widget-text-editor\" data-id=\"8566f8c\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Komparatory to uk\u0142ady stosowane w wielu dziedzinach elektroniki, kt\u00f3re pozwalaj\u0105 na por\u00f3wnywanie napi\u0119cia lub liczb binarnych. Jak dzia\u0142aj\u0105 i jakie s\u0105 ich rodzaje?<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-c371824 elementor-widget elementor-widget-text-editor\" data-id=\"c371824\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div class=\"blog-special\"><strong>Komparator napi\u0119cia<\/strong> to niewielki uk\u0142ad scalony, kt\u00f3ry umo\u017cliwia por\u00f3wnanie dw\u00f3ch napi\u0119\u0107. Wyposa\u017cony jest w dwa wej\u015bcia: odwracaj\u0105ce (\u2013) i nieodwracaj\u0105ce (+), a tak\u017ce wyj\u015bcie. Oczywi\u015bcie wymaga r\u00f3wnie\u017c zasilania.<\/div>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-59b1089 elementor-widget elementor-widget-heading\" data-id=\"59b1089\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Co to jest komparator?<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-bd1bbbe elementor-widget elementor-widget-text-editor\" data-id=\"bd1bbbe\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><a href=\"https:\/\/botland.com.pl\/93-komparatory\" target=\"_blank\" rel=\"noopener\" data-wpel-link=\"internal\"><strong>Komparator<\/strong><\/a> to niewielki <a href=\"https:\/\/botland.com.pl\/21-uklady-scalone\" target=\"_blank\" rel=\"noopener\" data-wpel-link=\"internal\"><strong>uk\u0142ad scalony<\/strong><\/a>, kt\u00f3ry umo\u017cliwia szybkie i \u0142atwe por\u00f3wnywanie dw\u00f3ch warto\u015bci. Zale\u017cnie od charakterystyki danego rozwi\u0105zania mierzon\u0105 warto\u015bci\u0105 b\u0119dzie <strong>napi\u0119cie lub para liczb binarnych<\/strong> &#8211; w pierwszym przypadku stosuje si\u0119 komparatory <strong>analogowe<\/strong>, a w drugim<strong> cyfrowe<\/strong>. Co istotne, dzi\u0119ki u\u017cyciu komparatora nie ma potrzeby wykonywania dw\u00f3ch oddzielnych pomiar\u00f3w. Wyj\u015bcie jest zale\u017cne od r\u00f3\u017cnicy napi\u0119\u0107 mi\u0119dzy wej\u015bciami lub od relacji pomi\u0119dzy liczbami.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-184c194 elementor-widget elementor-widget-heading\" data-id=\"184c194\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Jak zbudowany jest komparator?<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<section class=\"elementor-section elementor-inner-section elementor-element elementor-element-cf1ef92 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"cf1ef92\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-inner-column elementor-element elementor-element-3d0aeea\" data-id=\"3d0aeea\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-3d785dd elementor-widget elementor-widget-text-editor\" data-id=\"3d785dd\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>W zale\u017cno\u015bci od charakterystyki danego rozwi\u0105zania komparatory mog\u0105 mie\u0107 r\u00f3\u017cn\u0105 konstrukcj\u0119. Do por\u00f3wnywania liczb binarnych zwykle stosuje si\u0119 niewielkie <a href=\"https:\/\/botland.com.pl\/318-uklady-logiczne\" target=\"_blank\" rel=\"noopener\" data-wpel-link=\"internal\"><strong>uk\u0142ady logiczne<\/strong><\/a> &#8211; najcz\u0119stszym przyk\u0142adem jest po prostu bramka <strong>XNOR<\/strong>, kt\u00f3ra daje sygna\u0142 dodatni na wyj\u015bciu jedynie wtedy, gdy obydwa wej\u015bcia s\u0105 r\u00f3wne.\u00a0<\/p><p>W przypadku komparator\u00f3w analogowych podstawowym komponentem jest za to <strong>wzmacniacz r\u00f3\u017cnicowy<\/strong>, z\u0142o\u017cony przewa\u017cnie z kilku tranzystor\u00f3w lub innych element\u00f3w aktywnych odpowiedzialnych za por\u00f3wnywanie dw\u00f3ch napi\u0119\u0107. W uk\u0142adzie znajduje si\u0119 r\u00f3wnie\u017c <strong>wzmacniacz wyj\u015bciowy<\/strong>, kt\u00f3rego zadaniem jest odpowiednie wzmocnienie sygna\u0142u i wygenerowanie ostatecznego wyniku pomiaru.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-inner-column elementor-element elementor-element-815714e\" data-id=\"815714e\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-3f24fb4 elementor-widget elementor-widget-image\" data-id=\"3f24fb4\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t<figure class=\"wp-caption\">\n\t\t\t\t\t\t\t\t\t\t\t<a href=\"https:\/\/botland.com.pl\/blog\/wp-content\/uploads\/2023\/10\/04929_1a.jpg\" data-elementor-open-lightbox=\"yes\" data-elementor-lightbox-title=\"04929_1a\" data-e-action-hash=\"#elementor-action%3Aaction%3Dlightbox%26settings%3DeyJpZCI6NzEzNjgsInVybCI6Imh0dHBzOlwvXC9ib3RsYW5kLmNvbS5wbFwvYmxvZ1wvd3AtY29udGVudFwvdXBsb2Fkc1wvMjAyM1wvMTBcLzA0OTI5XzFhLmpwZyJ9\" data-wpel-link=\"internal\">\n\t\t\t\t\t\t\t<img fetchpriority=\"high\" decoding=\"async\" width=\"800\" height=\"634\" src=\"https:\/\/botland.com.pl\/blog\/wp-content\/uploads\/2023\/10\/04929_1a-1024x811.jpg\" class=\"attachment-large size-large wp-image-71368\" alt=\"\" srcset=\"https:\/\/botland.com.pl\/blog\/wp-content\/uploads\/2023\/10\/04929_1a-1024x811.jpg 1024w, https:\/\/botland.com.pl\/blog\/wp-content\/uploads\/2023\/10\/04929_1a-300x238.jpg 300w, https:\/\/botland.com.pl\/blog\/wp-content\/uploads\/2023\/10\/04929_1a-768x608.jpg 768w, https:\/\/botland.com.pl\/blog\/wp-content\/uploads\/2023\/10\/04929_1a.jpg 1080w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/>\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t\t\t\t<figcaption class=\"widget-image-caption wp-caption-text\">Komparator jednokana\u0142owy LM311P.<\/figcaption>\n\t\t\t\t\t\t\t\t\t\t<\/figure>\n\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-b1bbbd4 elementor-align-center elementor-widget elementor-widget-button\" data-id=\"b1bbbd4\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t\t\t<a class=\"elementor-button elementor-button-link elementor-size-sm\" href=\"https:\/\/botland.com.pl\/komparatory\/4929-komparator-jednokanalowy-lm311p-5904422356958.html\" data-wpel-link=\"internal\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-button-text\">SPRAWD\u0179<\/span>\n\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<div class=\"elementor-element elementor-element-8c80ff0 elementor-widget elementor-widget-spacer\" data-id=\"8c80ff0\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"spacer.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-spacer\">\n\t\t\t<div class=\"elementor-spacer-inner\"><\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-7bc2010 elementor-widget elementor-widget-text-editor\" data-id=\"7bc2010\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Komparator napi\u0119\u0107 ma <strong>co najmniej dwa wej\u015bcia<\/strong>. Jedno z nich jest oznaczone symbolem <strong>plusa<\/strong> i stanowi <strong>wej\u015bcie nieodwracaj\u0105ce<\/strong>, z kolei drugie to <strong>wej\u015bcie odwracaj\u0105ce z minusem<\/strong>. Pierwsze jest pod\u0142\u0105czane do <strong>napi\u0119cia<\/strong>,<strong> kt\u00f3re ma by\u0107 por\u00f3wnywane,<\/strong> a drugie do <strong>napi\u0119cia referencyjnego,<\/strong> stanowi\u0105cego punkt odniesienia przy wykonywaniu pomiaru. Ka\u017cdy komparator wymaga r\u00f3wnie\u017c <strong>zasilania<\/strong>, kt\u00f3re zapewnia poprawne dzia\u0142anie wszystkich element\u00f3w urz\u0105dzenia. W\u015br\u00f3d pozosta\u0142ych komponent\u00f3w mog\u0105 si\u0119 znajdowa\u0107 m.in. <strong><a href=\"https:\/\/botland.com.pl\/103-potencjometry-obrotowe-suwakowe-i-liniowe\" target=\"_blank\" rel=\"noopener\" data-wpel-link=\"internal\">potencjometry<\/a>, filtry czy obwody kompensacyjne.<\/strong><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-748fb40 elementor-widget elementor-widget-heading\" data-id=\"748fb40\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Komparator - zasada dzia\u0142ania<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-370f173 elementor-widget elementor-widget-text-editor\" data-id=\"370f173\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Komparator napi\u0119cia dzia\u0142a w bardzo prosty spos\u00f3b. Jego funkcjonowanie mo\u017cna sprowadzi\u0107 do jednej zasady: <strong>napi\u0119cie na wyj\u015bciu uk\u0142adu jest zale\u017cne od r\u00f3\u017cnicy napi\u0119\u0107 pomi\u0119dzy obydwoma wej\u015bciami<\/strong>. W kwestii wyniku nale\u017cy wspomnie\u0107 o <strong>stanach niskim i wysokim<\/strong>, kt\u00f3re pojawiaj\u0105 si\u0119 na wyj\u015bciu po spe\u0142nieniu okre\u015blonych warunk\u00f3w.<\/p><p>O stanie <strong>wysokim<\/strong> na wyj\u015bciu uk\u0142adu m\u00f3wimy, gdy napi\u0119cie zbli\u017cone jest do napi\u0119cia zasilania. Taka sytuacja ma miejsce, je\u015bli napi\u0119cie na wej\u015bciu nieodwracaj\u0105cym, kt\u00f3re jest mierzone wzgl\u0119dem masy uk\u0142adu, jest wi\u0119ksze ni\u017c warto\u015b\u0107 na wej\u015bciu odwracaj\u0105cym. Stan <strong>niski<\/strong> pojawia si\u0119 natomiast w momencie, gdy napi\u0119cie na wej\u015bciu nieodwracaj\u0105cym jest mniejsze ni\u017c na odwracaj\u0105cym.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-0ab4a71 elementor-widget elementor-widget-heading\" data-id=\"0ab4a71\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Jakie s\u0105 rodzaje komparator\u00f3w napi\u0119cia?<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-2aba65e elementor-widget elementor-widget-text-editor\" data-id=\"2aba65e\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Podstawowy podzia\u0142 komparator\u00f3w wyr\u00f3\u017cnia urz\u0105dzenia cyfrowe i analogowe, kt\u00f3re s\u0142u\u017c\u0105 odpowiednio do por\u00f3wnywania liczb binarnych oraz napi\u0119cia. To jednak nie wszystko &#8211; komparatory napi\u0119cia dziel\u0105 si\u0119 ponadto na kilka rodzaj\u00f3w, r\u00f3\u017cni\u0105cych si\u0119 konstrukcj\u0105 oraz docelowym zastosowaniem. Do najcz\u0119\u015bciej wykorzystywanych typ\u00f3w nale\u017c\u0105:<\/p><ul style=\"font-size: 16px; background-color: #ffffff;\"><li style=\"font-size: 16px;\"><strong>komparatory r\u00f3\u017cnicowe<\/strong> &#8211; podstawowe komparatory, kt\u00f3rych zasada dzia\u0142ania opiera si\u0119 na por\u00f3wnywaniu r\u00f3\u017cnicy napi\u0119\u0107 na swoich wej\u015bciach;<\/li><li style=\"font-size: 16px;\"><strong>komparatory z wewn\u0119trznym napi\u0119ciem odniesienia<\/strong> &#8211; charakteryzuj\u0105 si\u0119 wbudowanym napi\u0119ciem referencyjnym na wej\u015bciu odwracaj\u0105cym, dzi\u0119ki czemu mog\u0105 by\u0107 stosowane wsz\u0119dzie tam, gdzie wymagana jest sta\u0142a warto\u015b\u0107 odniesienia;<\/li><li style=\"font-size: 16px;\"><strong>komparatory z zewn\u0119trznym napi\u0119ciem odniesienia<\/strong> &#8211; napi\u0119cie odniesienia jest dostarczane do komparator\u00f3w z zewn\u0105trz, np. za pomoc\u0105 potencjometru;<\/li><li style=\"font-size: 16px;\"><strong>komparatory z histerez\u0105<\/strong> &#8211; uk\u0142ady, w kt\u00f3rych wykorzystuje si\u0119 zjawisko histerezy w celu zapewnienia wi\u0119kszej stabilno\u015bci;<\/li><li style=\"font-size: 16px;\"><strong>komparatory z szybkim czasem odpowiedzi<\/strong> &#8211; wyr\u00f3\u017cniaj\u0105 si\u0119 prawie natychmiastowym otrzymaniem wyniku. S\u0105 stosowane w uk\u0142adach, w kt\u00f3rych wymagana jest jak najwi\u0119ksza pr\u0119dko\u015b\u0107 przetwarzania.<\/li><\/ul>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-c9d9dbe elementor-widget elementor-widget-spacer\" data-id=\"c9d9dbe\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"spacer.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-spacer\">\n\t\t\t<div class=\"elementor-spacer-inner\"><\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-59d9a3e elementor-widget elementor-widget-heading\" data-id=\"59d9a3e\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Histereza w komparatorach - co warto o niej wiedzie\u0107?<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<section class=\"elementor-section elementor-inner-section elementor-element elementor-element-1d7eca7 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"1d7eca7\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-inner-column elementor-element elementor-element-f447a13\" data-id=\"f447a13\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-cfac0be elementor-widget elementor-widget-spacer\" data-id=\"cfac0be\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"spacer.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-spacer\">\n\t\t\t<div class=\"elementor-spacer-inner\"><\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-f56c518 elementor-widget elementor-widget-image\" data-id=\"f56c518\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t<figure class=\"wp-caption\">\n\t\t\t\t\t\t\t\t\t\t\t<a href=\"https:\/\/botland.com.pl\/blog\/wp-content\/uploads\/2023\/10\/00177_2.jpg\" data-elementor-open-lightbox=\"yes\" data-elementor-lightbox-title=\"00177_2\" data-e-action-hash=\"#elementor-action%3Aaction%3Dlightbox%26settings%3DeyJpZCI6NzEzNzIsInVybCI6Imh0dHBzOlwvXC9ib3RsYW5kLmNvbS5wbFwvYmxvZ1wvd3AtY29udGVudFwvdXBsb2Fkc1wvMjAyM1wvMTBcLzAwMTc3XzIuanBnIn0%3D\" data-wpel-link=\"internal\">\n\t\t\t\t\t\t\t<img decoding=\"async\" width=\"800\" height=\"537\" src=\"https:\/\/botland.com.pl\/blog\/wp-content\/uploads\/2023\/10\/00177_2-1024x687.jpg\" class=\"attachment-large size-large wp-image-71372\" alt=\"\" srcset=\"https:\/\/botland.com.pl\/blog\/wp-content\/uploads\/2023\/10\/00177_2-1024x687.jpg 1024w, https:\/\/botland.com.pl\/blog\/wp-content\/uploads\/2023\/10\/00177_2-300x201.jpg 300w, https:\/\/botland.com.pl\/blog\/wp-content\/uploads\/2023\/10\/00177_2-768x516.jpg 768w, https:\/\/botland.com.pl\/blog\/wp-content\/uploads\/2023\/10\/00177_2.jpg 1080w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/>\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t\t\t\t<figcaption class=\"widget-image-caption wp-caption-text\">Komparator analogowy LM339 - THT - 5szt..<\/figcaption>\n\t\t\t\t\t\t\t\t\t\t<\/figure>\n\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-796b980 elementor-align-center elementor-widget elementor-widget-button\" data-id=\"796b980\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t\t\t<a class=\"elementor-button elementor-button-link elementor-size-sm\" href=\"https:\/\/botland.com.pl\/komparatory\/177-komparator-analogowy-lm339-tht-5szt-5904422355425.html\" data-wpel-link=\"internal\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-button-text\">SPRAWD\u0179<\/span>\n\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-inner-column elementor-element elementor-element-ecc964e\" data-id=\"ecc964e\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-af3c89b elementor-widget elementor-widget-text-editor\" data-id=\"af3c89b\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Niekt\u00f3re komparatory wykorzystuj\u0105 zjawisko <strong>histerezy<\/strong>, czyli op\u00f3\u017anienia zmian wyj\u015bcia uk\u0142adu na zmiany wej\u015bcia. Jej zadaniem jest <strong>zminimalizowanie tzw. mrugania wyj\u015bcia<\/strong>, z kt\u00f3rym mamy do czynienia w momencie, gdy napi\u0119cie na wej\u015bciach jest zbli\u017cone do warto\u015bci progowej. Dzi\u0119ki histerezie wprowadzony zostaje dodatkowy pr\u00f3g napi\u0119cia, kt\u00f3ry musi zosta\u0107 przekroczony, aby mog\u0142a nast\u0105pi\u0107 zmiana wyj\u015bcia komparatora.<\/p><p>Histereza wprowadza zatem pewn\u0105 r\u00f3\u017cnic\u0119 napi\u0119\u0107 pomi\u0119dzy warto\u015bci\u0105 w\u0142\u0105czenia i wy\u0142\u0105czenia, kt\u00f3re stanowi\u0105 odpowiednia g\u00f3rn\u0105 i doln\u0105 warto\u015b\u0107 progow\u0105. R\u00f3\u017cnica pomi\u0119dzy nimi stanowi tzw. <strong>obszar histerezy.<\/strong> Obecno\u015b\u0107 histerezy w komparatorach pozwala zminimalizowa\u0107 wp\u0142yw waha\u0144 na wej\u015bciach, kt\u00f3re s\u0105 na tyle ma\u0142e, \u017ce nie powinny zmienia\u0107 stanu wyj\u015bcia uk\u0142adu. W efekcie mo\u017cna liczy\u0107 na maksymaln\u0105 stabilno\u015b\u0107 dzia\u0142ania urz\u0105dzenia i otrzymywanie rzetelnych pomiar\u00f3w.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<div class=\"elementor-element elementor-element-4d98b41 elementor-widget elementor-widget-text-editor\" data-id=\"4d98b41\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><strong>Komparatory z histerez\u0105<\/strong> s\u0105 najcz\u0119\u015bciej wykorzystywane w okoliczno\u015bciach, w kt\u00f3rych sygna\u0142 wej\u015bciowy jest bardzo podatny na zak\u0142\u00f3cenia, szumy lub drgania. To czynniki, kt\u00f3re mog\u0105 pojawi\u0107 si\u0119 w r\u00f3\u017cnych systemach elektronicznych, zale\u017cnie od ich konstrukcji oraz wykorzystania &#8211; z tego wzgl\u0119du s\u0105 to uk\u0142ady, kt\u00f3re warto wzi\u0105\u0107 pod uwag\u0119 niezale\u017cnie od sytuacji.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-cb8a340 elementor-widget elementor-widget-heading\" data-id=\"cb8a340\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Gdzie stosowane s\u0105 komparatory?<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-d7283aa elementor-widget elementor-widget-text-editor\" data-id=\"d7283aa\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Komparatory napi\u0119cia to wszechstronne urz\u0105dzenia, stosowane przede wszystkim w systemach, w kt\u00f3rych wyst\u0119puje potrzeba <strong>przetworzenia sygna\u0142u analogowego na binarny<\/strong>. S\u0105 one wykorzystywane m.in. w uk\u0142adach regulacji, detekcji progowej, przetwarzaniu sygna\u0142\u00f3w, interfejsach wej\u015bcia i wyj\u015bcia, a tak\u017ce uk\u0142adach alarmowych i pomiarowych. Cyfrowe komparatory pozwalaj\u0105 z kolei na szybkie por\u00f3wnywanie dw\u00f3ch liczb z u\u017cyciem kilku prostych, niewielkich element\u00f3w, co umo\u017cliwia m.in. zaoszcz\u0119dzenie miejsca oraz zasob\u00f3w w ma\u0142ych uk\u0142adach elektroniki.<\/p><p>W\u015br\u00f3d przyk\u0142adowych zastosowa\u0144 komparator\u00f3w znajduj\u0105 si\u0119 m.in.<strong><a href=\"https:\/\/botland.com.pl\/139-czujniki-odbiciowe\" target=\"_blank\" rel=\"noopener\" data-wpel-link=\"internal\"> czujniki odbiciowe<\/a> do robot\u00f3w mobilnych<\/strong>. Innym, nieco powszechniejszym zastosowaniem, s\u0105 <strong>termostaty<\/strong>. Dzi\u0119ki komparatorom napi\u0119cia mo\u017cna te\u017c z \u0142atwo\u015bci\u0105 wykona\u0107 innego rodzaju regulatory wielko\u015bci fizycznych &#8211; w tym przypadku potrzebny b\u0119dzie dodatkowy czujnik, kt\u00f3ry przetwarza inn\u0105 warto\u015b\u0107 (np. poziom ha\u0142asu, \u015bwiat\u0142a czy cieczy) na napi\u0119cie. Zar\u00f3wno komparatory, jak i wiele innych przydatnych uk\u0142ad\u00f3w mo\u017cna znale\u017a\u0107 w sklepach z robotyk\u0105 i elektronik\u0105 &#8211; zapraszamy do zapoznania si\u0119 z ofert\u0105 <a href=\"https:\/\/botland.com.pl\/\" target=\"_blank\" rel=\"noopener\" data-wpel-link=\"internal\"><strong>Botland.<\/strong><\/a><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<\/div>\n\t\t","protected":false},"excerpt":{"rendered":"<p>Komparatory to uk\u0142ady stosowane w wielu dziedzinach elektroniki, kt\u00f3re pozwalaj\u0105 na por\u00f3wnywanie napi\u0119cia lub liczb binarnych. Jak dzia\u0142aj\u0105 i jakie s\u0105 ich rodzaje?<\/p>\n","protected":false},"author":22,"featured_media":71376,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[7,179],"tags":[],"class_list":["post-67664","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-elektronika","category-kompendium"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.1 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Komparator - co to jest i jak dzia\u0142a? - Botland<\/title>\n<meta name=\"description\" content=\"Czym s\u0105 komparatory i do czego s\u0142u\u017c\u0105? 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