{"id":2711,"date":"2024-12-13T13:53:20","date_gmt":"2024-12-13T05:53:20","guid":{"rendered":"https:\/\/www.siproin-ic.com\/?p=2711"},"modified":"2025-04-10T11:01:21","modified_gmt":"2025-04-10T03:01:21","slug":"selection-indicators-of-three-terminal-voltage-regulator-78l33","status":"publish","type":"post","link":"https:\/\/www.siproin-ic.com\/es\/selection-indicators-of-three-terminal-voltage-regulator-78l33\/","title":{"rendered":"\u3010Aplicaci\u00f3n del producto\u3011Indicadores de selecci\u00f3n del regulador de tensi\u00f3n de tres terminales 78L33"},"content":{"rendered":"<ul>\n<li style=\"text-align: left;\">\n<h6><span style=\"color: #000000;\"><strong>Tensi\u00f3n<\/strong><\/span><\/h6>\n<\/li>\n<\/ul>\n<p><span style=\"color: #000000;\">Tensi\u00f3n de entrada (tensi\u00f3n soportada): se refiere al rango de tensi\u00f3n del 78L33 Vin. Si la tensi\u00f3n de entrada es superior a la tensi\u00f3n m\u00e1xima de trabajo del 78L33, superar\u00e1 el grado de tensi\u00f3n soportada y se da\u00f1ar\u00e1. Si la tensi\u00f3n de entrada es inferior a la tensi\u00f3n m\u00ednima de trabajo del 78L33, el 78L33 no funcionar\u00e1 correctamente. <\/span><\/p>\n<p><span style=\"color: #000000;\"><img decoding=\"async\" loading=\"lazy\" class=\"wp-image-2800 aligncenter\" src=\"https:\/\/www.siproin-ic.com\/wp-content\/uploads\/2025\/04\/1734059673096-300x86.png\" alt=\"\" width=\"516\" height=\"148\" srcset=\"https:\/\/www.siproin-ic.com\/wp-content\/uploads\/2025\/04\/1734059673096-300x86.png 300w, https:\/\/www.siproin-ic.com\/wp-content\/uploads\/2025\/04\/1734059673096-18x5.png 18w, https:\/\/www.siproin-ic.com\/wp-content\/uploads\/2025\/04\/1734059673096.png 700w\" sizes=\"(max-width: 516px) 100vw, 516px\" \/><\/span><\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<p><span style=\"color: #000000;\">Voltaje de salida: se refiere al valor de voltaje de 78L33 Vout, com\u00fanmente utilizado para alimentar MCU, los valores comunes de voltaje son 3.3V, 5.0V, pero tambi\u00e9n tiene su aplicaci\u00f3n especial de valor de voltaje ajustable; Adem\u00e1s, se debe considerar la Precisi\u00f3n del voltaje de salida, lo que significa el valor de error del voltaje de salida de 78L33.<\/span><\/p>\n<p><img decoding=\"async\" loading=\"lazy\" class=\"wp-image-2802 aligncenter\" src=\"https:\/\/www.siproin-ic.com\/wp-content\/uploads\/2024\/12\/1734059699905-300x86.png\" alt=\"\" width=\"548\" height=\"157\" srcset=\"https:\/\/www.siproin-ic.com\/wp-content\/uploads\/2024\/12\/1734059699905-300x86.png 300w, https:\/\/www.siproin-ic.com\/wp-content\/uploads\/2024\/12\/1734059699905-18x5.png 18w, https:\/\/www.siproin-ic.com\/wp-content\/uploads\/2024\/12\/1734059699905.png 700w\" sizes=\"(max-width: 548px) 100vw, 548px\" \/><\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<ul>\n<li>\n<h6><span style=\"color: #000000;\"><strong>Actual<\/strong><\/span><\/h6>\n<\/li>\n<\/ul>\n<p><span style=\"color: #000000;\">Corriente de salida (Iout) : se refiere a la corriente de salida m\u00e1xima que puede proporcionar el 78L33, para asegurar que la corriente de alimentaci\u00f3n en la aplicaci\u00f3n, si supera su valor de corriente soportada, no s\u00f3lo causar\u00e1 inestabilidad de la reducci\u00f3n del valor de tensi\u00f3n de salida, sino que tambi\u00e9n puede tener el problema de demasiada potencia.<\/span><\/p>\n<p><img decoding=\"async\" loading=\"lazy\" class=\"wp-image-2803 aligncenter\" src=\"https:\/\/www.siproin-ic.com\/wp-content\/uploads\/2024\/12\/1734059745393-300x86.png\" alt=\"\" width=\"548\" height=\"157\" srcset=\"https:\/\/www.siproin-ic.com\/wp-content\/uploads\/2024\/12\/1734059745393-300x86.png 300w, https:\/\/www.siproin-ic.com\/wp-content\/uploads\/2024\/12\/1734059745393-18x5.png 18w, https:\/\/www.siproin-ic.com\/wp-content\/uploads\/2024\/12\/1734059745393.png 700w\" sizes=\"(max-width: 548px) 100vw, 548px\" \/><\/p>\n<p>&nbsp;<\/p>\n<p><span style=\"color: #000000;\">Corriente de reposo (IQ) : se refiere al consumo de energ\u00eda de los circuitos internos del 78L33. La corriente de reposo (IQ) fluye desde el pin GND y debe ser lo m\u00e1s peque\u00f1a posible en aplicaciones de bajo consumo para reducir el consumo de energ\u00eda. La corriente de reposo es proporcional a la tensi\u00f3n de entrada y a la corriente de salida, teniendo en cuenta la tensi\u00f3n de entrada y la corriente de salida m\u00e1ximas. El siguiente diagrama muestra la relaci\u00f3n entre la corriente de reposo y la tensi\u00f3n de entrada.<\/span><\/p>\n<p>&nbsp;<\/p>\n<p><span style=\"color: #000000;\"><img decoding=\"async\" loading=\"lazy\" class=\"wp-image-2804 aligncenter\" src=\"https:\/\/www.siproin-ic.com\/wp-content\/uploads\/2024\/12\/1734059775184-300x152.png\" alt=\"\" width=\"447\" height=\"226\" srcset=\"https:\/\/www.siproin-ic.com\/wp-content\/uploads\/2024\/12\/1734059775184-300x152.png 300w, https:\/\/www.siproin-ic.com\/wp-content\/uploads\/2024\/12\/1734059775184-1024x517.png 1024w, https:\/\/www.siproin-ic.com\/wp-content\/uploads\/2024\/12\/1734059775184-768x388.png 768w, https:\/\/www.siproin-ic.com\/wp-content\/uploads\/2024\/12\/1734059775184-1536x776.png 1536w, https:\/\/www.siproin-ic.com\/wp-content\/uploads\/2024\/12\/1734059775184-18x9.png 18w, https:\/\/www.siproin-ic.com\/wp-content\/uploads\/2024\/12\/1734059775184.png 1766w\" sizes=\"(max-width: 447px) 100vw, 447px\" \/><\/span><\/p>\n<p>&nbsp;<\/p>\n<ul>\n<li>\n<h6><span style=\"color: #000000;\">\u00a0Ajuste de l\u00ednea<\/span><\/h6>\n<\/li>\n<\/ul>\n<p><span style=\"color: #000000;\">Regulaci\u00f3n de l\u00ednea: se refiere al 78L33 con los cambios de tensi\u00f3n de entrada, la cantidad de cambio de la tensi\u00f3n de salida. Cuando la tensi\u00f3n de salida se puede mantener de forma estable a 3,3V (la tensi\u00f3n de entrada tiene que ser mayor que la tensi\u00f3n de salida 2V), las condiciones de prueba de cambio de la tasa de regulaci\u00f3n de l\u00ednea Vin=7V~18V, Iout=20mA, y sus especificaciones est\u00e1n entre -150mV ~150mV.<\/span><\/p>\n<p><img decoding=\"async\" loading=\"lazy\" class=\"wp-image-2805 aligncenter\" src=\"https:\/\/www.siproin-ic.com\/wp-content\/uploads\/2024\/12\/1734059826597-300x122.png\" alt=\"\" width=\"536\" height=\"218\" srcset=\"https:\/\/www.siproin-ic.com\/wp-content\/uploads\/2024\/12\/1734059826597-300x122.png 300w, https:\/\/www.siproin-ic.com\/wp-content\/uploads\/2024\/12\/1734059826597-1024x415.png 1024w, https:\/\/www.siproin-ic.com\/wp-content\/uploads\/2024\/12\/1734059826597-768x311.png 768w, https:\/\/www.siproin-ic.com\/wp-content\/uploads\/2024\/12\/1734059826597-1536x622.png 1536w, https:\/\/www.siproin-ic.com\/wp-content\/uploads\/2024\/12\/1734059826597-18x7.png 18w, https:\/\/www.siproin-ic.com\/wp-content\/uploads\/2024\/12\/1734059826597.png 1837w\" sizes=\"(max-width: 536px) 100vw, 536px\" \/><\/p>\n<p>&nbsp;<\/p>\n<p><span style=\"color: #000000;\">Regulaci\u00f3n de carga: se refiere al cambio de carga 78L33 o cambio de corriente de salida, el cambio de tensi\u00f3n de salida. Cuando la tensi\u00f3n de entrada es de 10V, la corriente de salida es de 1mA a 100mA, y el cambio de tensi\u00f3n de salida est\u00e1 entre -100mV y 100mV.<\/span><\/p>\n<p><img decoding=\"async\" loading=\"lazy\" class=\"wp-image-2806 aligncenter\" src=\"https:\/\/www.siproin-ic.com\/wp-content\/uploads\/2024\/12\/1734059856841-300x157.png\" alt=\"\" width=\"476\" height=\"249\" srcset=\"https:\/\/www.siproin-ic.com\/wp-content\/uploads\/2024\/12\/1734059856841-300x157.png 300w, https:\/\/www.siproin-ic.com\/wp-content\/uploads\/2024\/12\/1734059856841-1024x535.png 1024w, https:\/\/www.siproin-ic.com\/wp-content\/uploads\/2024\/12\/1734059856841-768x401.png 768w, https:\/\/www.siproin-ic.com\/wp-content\/uploads\/2024\/12\/1734059856841-1536x802.png 1536w, https:\/\/www.siproin-ic.com\/wp-content\/uploads\/2024\/12\/1734059856841-18x9.png 18w, https:\/\/www.siproin-ic.com\/wp-content\/uploads\/2024\/12\/1734059856841.png 1906w\" sizes=\"(max-width: 476px) 100vw, 476px\" \/><\/p>\n<p><span style=\"color: #000000;\">\u00a0<\/span><\/p>\n<p>&nbsp;<\/p>\n<p><span style=\"color: #000000;\">Respuesta transitoria de carga: Indica el cambio m\u00e1ximo de la tensi\u00f3n de salida provocado por un cambio repentino de la corriente de carga o de la tensi\u00f3n de entrada. Tomemos como ejemplo el 78L33:<\/span><\/p>\n<p><span style=\"color: #000000;\">Variaci\u00f3n de carga: Tensi\u00f3n nominal de entrada (dentro del rango de tensi\u00f3n soportada) Carga de 10mA a 50mA a 10mA, 10mA a 100mA a 10mA.<\/span><\/p>\n<p><img decoding=\"async\" loading=\"lazy\" class=\"wp-image-2807 aligncenter\" src=\"https:\/\/www.siproin-ic.com\/wp-content\/uploads\/2024\/12\/1734059916243-300x185.png\" alt=\"\" width=\"499\" height=\"308\" srcset=\"https:\/\/www.siproin-ic.com\/wp-content\/uploads\/2024\/12\/1734059916243-300x185.png 300w, https:\/\/www.siproin-ic.com\/wp-content\/uploads\/2024\/12\/1734059916243-768x473.png 768w, https:\/\/www.siproin-ic.com\/wp-content\/uploads\/2024\/12\/1734059916243-18x12.png 18w, https:\/\/www.siproin-ic.com\/wp-content\/uploads\/2024\/12\/1734059916243.png 1024w\" sizes=\"(max-width: 499px) 100vw, 499px\" \/><\/p>\n<p><img decoding=\"async\" loading=\"lazy\" class=\"wp-image-2808 aligncenter\" src=\"https:\/\/www.siproin-ic.com\/wp-content\/uploads\/2024\/12\/1734059926053-300x185.png\" alt=\"\" width=\"510\" height=\"314\" srcset=\"https:\/\/www.siproin-ic.com\/wp-content\/uploads\/2024\/12\/1734059926053-300x185.png 300w, https:\/\/www.siproin-ic.com\/wp-content\/uploads\/2024\/12\/1734059926053-768x473.png 768w, https:\/\/www.siproin-ic.com\/wp-content\/uploads\/2024\/12\/1734059926053-18x12.png 18w, https:\/\/www.siproin-ic.com\/wp-content\/uploads\/2024\/12\/1734059926053.png 1024w\" sizes=\"(max-width: 510px) 100vw, 510px\" \/><\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<p><span style=\"color: #000000;\">Cambio de tensi\u00f3n de entrada: Carga nominal 10mA, el voltaje de entrada cambia repentinamente de bajo a alto y de nuevo a bajo.<\/span><\/p>\n<p><img decoding=\"async\" loading=\"lazy\" class=\"wp-image-2809 aligncenter\" src=\"https:\/\/www.siproin-ic.com\/wp-content\/uploads\/2024\/12\/1734059952175-300x148.png\" alt=\"\" width=\"512\" height=\"253\" srcset=\"https:\/\/www.siproin-ic.com\/wp-content\/uploads\/2024\/12\/1734059952175-300x148.png 300w, https:\/\/www.siproin-ic.com\/wp-content\/uploads\/2024\/12\/1734059952175-18x9.png 18w, https:\/\/www.siproin-ic.com\/wp-content\/uploads\/2024\/12\/1734059952175.png 649w\" sizes=\"(max-width: 512px) 100vw, 512px\" \/><\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<ul>\n<li>\n<h6><span style=\"color: #000000;\">Forma de onda inicial con carga<\/span><\/h6>\n<\/li>\n<\/ul>\n<p><span style=\"color: #000000;\">En el caso de la sobretensi\u00f3n del terminal de entrada Vin=Vout(s)+3V, la carga elige 10mA y la corriente m\u00e1xima de salida (100mA) dos casos.<\/span><\/p>\n<p><img decoding=\"async\" loading=\"lazy\" class=\"wp-image-2810 aligncenter\" src=\"https:\/\/www.siproin-ic.com\/wp-content\/uploads\/2024\/12\/1734060018542-300x265.png\" alt=\"\" width=\"498\" height=\"439\" srcset=\"https:\/\/www.siproin-ic.com\/wp-content\/uploads\/2024\/12\/1734060018542-300x265.png 300w, https:\/\/www.siproin-ic.com\/wp-content\/uploads\/2024\/12\/1734060018542-14x12.png 14w, https:\/\/www.siproin-ic.com\/wp-content\/uploads\/2024\/12\/1734060018542.png 344w\" sizes=\"(max-width: 498px) 100vw, 498px\" \/><\/p>\n<p style=\"text-align: center;\"><span style=\"color: #000000;\"><span style=\"font-family: inherit; font-size: inherit;\">\u00a0Iout=10mA\u00a0<\/span><\/span><\/p>\n<p><img decoding=\"async\" loading=\"lazy\" class=\"wp-image-2811 aligncenter\" src=\"https:\/\/www.siproin-ic.com\/wp-content\/uploads\/2024\/12\/1734060041465-300x259.png\" alt=\"\" width=\"486\" height=\"419\" srcset=\"https:\/\/www.siproin-ic.com\/wp-content\/uploads\/2024\/12\/1734060041465-300x259.png 300w, https:\/\/www.siproin-ic.com\/wp-content\/uploads\/2024\/12\/1734060041465-14x12.png 14w, https:\/\/www.siproin-ic.com\/wp-content\/uploads\/2024\/12\/1734060041465.png 333w\" sizes=\"(max-width: 486px) 100vw, 486px\" \/><\/p>\n<p style=\"text-align: center;\"><span style=\"color: #000000;\">\u00a0Iout=100mA<\/span><\/p>\n<p>&nbsp;<\/p>","protected":false},"excerpt":{"rendered":"<p>Tensi\u00f3n de entrada (tensi\u00f3n soportada): se refiere al rango de tensi\u00f3n del 78L33 Vin. Si la tensi\u00f3n de entrada es superior a la tensi\u00f3n m\u00e1xima de trabajo del 78L33, superar\u00e1 el grado de tensi\u00f3n soportada y se da\u00f1ar\u00e1. Si la tensi\u00f3n de entrada es inferior a la tensi\u00f3n m\u00ednima de trabajo del 78L33, el 78L33 no funcionar\u00e1 correctamente.<\/p>","protected":false},"author":8,"featured_media":2713,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[62],"tags":[305,298,282,306],"acf":[],"_links":{"self":[{"href":"https:\/\/www.siproin-ic.com\/es\/wp-json\/wp\/v2\/posts\/2711"}],"collection":[{"href":"https:\/\/www.siproin-ic.com\/es\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.siproin-ic.com\/es\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.siproin-ic.com\/es\/wp-json\/wp\/v2\/users\/8"}],"replies":[{"embeddable":true,"href":"https:\/\/www.siproin-ic.com\/es\/wp-json\/wp\/v2\/comments?post=2711"}],"version-history":[{"count":0,"href":"https:\/\/www.siproin-ic.com\/es\/wp-json\/wp\/v2\/posts\/2711\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.siproin-ic.com\/es\/wp-json\/wp\/v2\/media\/2713"}],"wp:attachment":[{"href":"https:\/\/www.siproin-ic.com\/es\/wp-json\/wp\/v2\/media?parent=2711"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.siproin-ic.com\/es\/wp-json\/wp\/v2\/categories?post=2711"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.siproin-ic.com\/es\/wp-json\/wp\/v2\/tags?post=2711"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}