{"id":6338,"date":"2012-08-11T00:52:34","date_gmt":"2012-08-10T23:52:34","guid":{"rendered":"http:\/\/www.pesadillo.com\/pesadillo\/?p=6338"},"modified":"2012-08-02T13:52:49","modified_gmt":"2012-08-02T12:52:49","slug":"intermitente-astable-con-555","status":"publish","type":"post","link":"https:\/\/www.pesadillo.com\/pesadillo\/?p=6338","title":{"rendered":"Intermitente (Astable) con 555"},"content":{"rendered":"<p style=\"text-align: center;\"><a href=\"http:\/\/www.pesadillo.com\/pesadillo\/wp-content\/uploads\/2012\/07\/16.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-6339\" title=\"16\" src=\"http:\/\/www.pesadillo.com\/pesadillo\/wp-content\/uploads\/2012\/07\/16.jpg\" alt=\"\" width=\"652\" height=\"425\" srcset=\"https:\/\/www.pesadillo.com\/pesadillo\/wp-content\/uploads\/2012\/07\/16.jpg 652w, https:\/\/www.pesadillo.com\/pesadillo\/wp-content\/uploads\/2012\/07\/16-300x195.jpg 300w\" sizes=\"auto, (max-width: 652px) 100vw, 652px\" \/><\/a><\/p>\n<p>Material necesario:<br \/>\nR1 =1K<br \/>\nR3 = R3 = 470 W<br \/>\nRV1 = Resistencia variable 20 K<br \/>\nC1 = Cond. electrol\u00edtico 100 mF<br \/>\nD1 = D2 = LED<br \/>\nCI 555<\/p>\n<p>Funcionamiento:<br \/>\nInicialmente el condensador est\u00e1 descargado y comienza a cargarse a trav\u00e9s de R1 y RV1.<br \/>\nCuando el condensador sobrepasa la tensi\u00f3n de 2\/3 de Vcc, la salida \u201c3\u201d\u009d conmuta a 0 V.<br \/>\n(D1 encendido y D2 apagado), adem\u00e1s el transistor interno pasa a saturaci\u00f3n. A partir de este momento el condensador se descargarse a trav\u00e9s de R2 y el transistor interno de descarga.<br \/>\nCuando la tensi\u00f3n del condensador es menor que 1\/3 de Vcc, la salida \u201c3\u201d\u009d conmuta a Vcc (D2 encendido y D1 apagado) el transistor interno pasa a corte y comienza la carga de nuevo. El proceso se repite indefinidamente.<br \/>\n\u00b7 Tiempo de carga del condensador es: tc = 0,69\u00b7(R1+R2)\u00b7C<br \/>\n\u00b7 Tiempo de descarga del condensador es: td = 0,69\u00b7R2\u00b7C<br \/>\n\u00b7 La frecuencia de oscilaci\u00f3n es: f = 1\/t = 1\/(tc+td)<\/p>\n<p>Fuente: IES Juli\u00e1n Mar\u00edas &#8211; Valladolid<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Material necesario: R1 =1K R3 = R3 = 470 W RV1 = Resistencia variable 20 K C1 = Cond. electrol\u00edtico 100 mF D1 = D2 = LED CI 555 Funcionamiento: Inicialmente el condensador est\u00e1 descargado y comienza a cargarse a trav\u00e9s de R1 y RV1. Cuando el condensador sobrepasa la tensi\u00f3n de 2\/3 de Vcc, la salida \u201c3\u201d\u009d conmuta a [&hellip;]<\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[7],"tags":[69],"class_list":["post-6338","post","type-post","status-publish","format-standard","hentry","category-electronica","tag-electronica"],"_links":{"self":[{"href":"https:\/\/www.pesadillo.com\/pesadillo\/index.php?rest_route=\/wp\/v2\/posts\/6338","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.pesadillo.com\/pesadillo\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.pesadillo.com\/pesadillo\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.pesadillo.com\/pesadillo\/index.php?rest_route=\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/www.pesadillo.com\/pesadillo\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=6338"}],"version-history":[{"count":2,"href":"https:\/\/www.pesadillo.com\/pesadillo\/index.php?rest_route=\/wp\/v2\/posts\/6338\/revisions"}],"predecessor-version":[{"id":6439,"href":"https:\/\/www.pesadillo.com\/pesadillo\/index.php?rest_route=\/wp\/v2\/posts\/6338\/revisions\/6439"}],"wp:attachment":[{"href":"https:\/\/www.pesadillo.com\/pesadillo\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=6338"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.pesadillo.com\/pesadillo\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=6338"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.pesadillo.com\/pesadillo\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=6338"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}