{"id":215,"date":"2015-02-20T05:05:40","date_gmt":"2015-02-20T05:05:40","guid":{"rendered":"http:\/\/www.tina.com\/blog\/?p=215"},"modified":"2020-06-05T14:01:54","modified_gmt":"2020-06-05T14:01:54","slug":"comparator-with-ac-hysteresis","status":"publish","type":"post","link":"https:\/\/www.tina.com\/blog\/comparator-with-ac-hysteresis\/","title":{"rendered":"Comparator With AC Hysteresis"},"content":{"rendered":"<p>Comparator With AC Hysteresis<\/p>\n<p>Using AC hysteresis solves the threshold offset problem caused by conventional\u00a0DC hysteresis. Place a small capacitor to feed back the output edge transition into\u00a0the comparator non- inverting input to provide momentary positive feedback. This sharpens the comparator response as well as reducing the tendency to\u00a0&#8220;chatter&#8221; at the switching point. If the RC time constant of R1C1 is &lt;&lt; the waveform\u00a0period, the comparator trip point hysteresis will have settled back to 0V by the time\u00a0the next threshold- crossing takes place. (Circuit is created by Neil P. Albaugh \u00a0TI- Tucson)<\/p>\n<h6 style=\"text-align: center;\"><span style=\"color: #3366ff;\"><strong>Comparator With AC Hysteresis circuit:<\/strong><\/span><\/h6>\n<figure id=\"attachment_219\" aria-describedby=\"caption-attachment-219\" style=\"width: 500px\" class=\"wp-caption alignnone\"><a href=\"http:\/\/www.tina.com\/blog\/wp-content\/uploads\/2015\/02\/comparator-with-AC-hysteresis3-e1424408614403.png\"><img decoding=\"async\" class=\"wp-image-219 size-full\" title=\"Comparator With AC Hysteresis\" src=\"https:\/\/www.tina.com\/blog\/wp-content\/uploads\/2015\/02\/comparator-with-AC-hysteresis3-e1424408614403.png\" alt=\"Comparator With AC Hysteresis\" width=\"500\" height=\"322\" \/><\/a><figcaption id=\"caption-attachment-219\" class=\"wp-caption-text\">Comparator With AC Hysteresis<\/figcaption><\/figure>\n<h6>Online Simulation of\u00a0a Comparator with AC Hysteresis circuit<\/h6>\n<p>The great feature of the TINA circuit simulator that you can analyze this circuit immediately with TINACloud the online version of TINA. Of course you can also run this circuit in the off-line version of TINA.<\/p>\n<p><strong>\u00a0<span style=\"color: #3366ff;\"><a style=\"color: #3366ff;\" href=\"https:\/\/www.tinacloud.com\/tinademo\/tina.php?c=54e6bd518c09b:655979\">Click here to invoke TINACloud\u00a0\u00a0<\/a><\/span><\/strong>and analyze the circuit yourself, or\u00a0 <a href=\"https:\/\/www.youtube.com\/watch?v=RHWPrOmqi9E&amp;index=53&amp;list=PLScrHAmLYSQBPjXusOOxItY_XrKBrEK6P\"><span style=\"color: #3366ff;\"><strong>watch our tutorial video!<\/strong><\/span><\/a><\/p>\n<p>You can send this link to any TINACloud customers and they can immediatelly load it by a single click and then run using TINACloud.<\/p>\n<p>Michael Koltai<br \/>\n<a href=\"http:\/\/www.tina.com\/\">www.tina.com<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Comparator With AC Hysteresis Using AC hysteresis solves the threshold offset problem caused by conventional\u00a0DC hysteresis. Place a small capacitor to feed back the output edge transition into\u00a0the comparator non- inverting input to provide momentary positive feedback. This sharpens the comparator response as well as reducing the tendency to\u00a0&#8220;chatter&#8221; at the switching point. If the &hellip; <a href=\"https:\/\/www.tina.com\/blog\/comparator-with-ac-hysteresis\/\" class=\"more-link\">Continue reading<span class=\"screen-reader-text\"> &#8220;Comparator With AC Hysteresis&#8221;<\/span><\/a><\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[9],"tags":[],"class_list":["post-215","post","type-post","status-publish","format-standard","hentry","category-application-circuit"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.8 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Online Simulation of\u00a0a Comparator with AC Hysteresis circuit<\/title>\n<meta name=\"description\" content=\"Online Simulation of the comparator with AC Hysteresis circuit. Using AC hysteresis solves the threshold offset problem caused by conventional\u00a0DC hysteresis.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.tina.com\/blog\/comparator-with-ac-hysteresis\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Comparator With AC Hysteresis\" \/>\n<meta property=\"og:description\" content=\"Online Simulation of the comparator with AC Hysteresis circuit. Using AC hysteresis solves the threshold offset problem caused by conventional\u00a0DC hysteresis.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.tina.com\/blog\/comparator-with-ac-hysteresis\/\" \/>\n<meta property=\"og:site_name\" content=\"The Circuit Design Blog\" \/>\n<meta property=\"article:publisher\" content=\"https:\/\/www.facebook.com\/tinadesignsuite\/\" \/>\n<meta property=\"article:published_time\" content=\"2015-02-20T05:05:40+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2020-06-05T14:01:54+00:00\" \/>\n<meta name=\"author\" content=\"Michael Koltai\" \/>\n<meta name=\"twitter:label1\" content=\"Written by\" \/>\n\t<meta name=\"twitter:data1\" content=\"Michael Koltai\" \/>\n\t<meta name=\"twitter:label2\" content=\"Est. reading time\" \/>\n\t<meta name=\"twitter:data2\" content=\"1 minute\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\\\/\\\/www.tina.com\\\/blog\\\/comparator-with-ac-hysteresis\\\/#article\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/www.tina.com\\\/blog\\\/comparator-with-ac-hysteresis\\\/\"},\"author\":{\"name\":\"Michael Koltai\",\"@id\":\"https:\\\/\\\/www.tina.com\\\/blog\\\/#\\\/schema\\\/person\\\/bb1f5800a993ca0eadc86a47d55cfae7\"},\"headline\":\"Comparator With AC Hysteresis\",\"datePublished\":\"2015-02-20T05:05:40+00:00\",\"dateModified\":\"2020-06-05T14:01:54+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\\\/\\\/www.tina.com\\\/blog\\\/comparator-with-ac-hysteresis\\\/\"},\"wordCount\":208,\"publisher\":{\"@id\":\"https:\\\/\\\/www.tina.com\\\/blog\\\/#organization\"},\"image\":{\"@id\":\"https:\\\/\\\/www.tina.com\\\/blog\\\/comparator-with-ac-hysteresis\\\/#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/www.tina.com\\\/blog\\\/wp-content\\\/uploads\\\/2015\\\/02\\\/comparator-with-AC-hysteresis3-e1424408614403.png\",\"articleSection\":[\"Application Circuit\"],\"inLanguage\":\"en-US\"},{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/www.tina.com\\\/blog\\\/comparator-with-ac-hysteresis\\\/\",\"url\":\"https:\\\/\\\/www.tina.com\\\/blog\\\/comparator-with-ac-hysteresis\\\/\",\"name\":\"Online Simulation of\u00a0a Comparator with AC Hysteresis circuit\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/www.tina.com\\\/blog\\\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\\\/\\\/www.tina.com\\\/blog\\\/comparator-with-ac-hysteresis\\\/#primaryimage\"},\"image\":{\"@id\":\"https:\\\/\\\/www.tina.com\\\/blog\\\/comparator-with-ac-hysteresis\\\/#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/www.tina.com\\\/blog\\\/wp-content\\\/uploads\\\/2015\\\/02\\\/comparator-with-AC-hysteresis3-e1424408614403.png\",\"datePublished\":\"2015-02-20T05:05:40+00:00\",\"dateModified\":\"2020-06-05T14:01:54+00:00\",\"description\":\"Online Simulation of the comparator with AC Hysteresis circuit. 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