{"id":5284,"date":"2026-06-09T10:38:55","date_gmt":"2026-06-09T10:38:55","guid":{"rendered":"https:\/\/materialparts.com\/tlp291-4gb-tpe\/"},"modified":"2026-06-09T10:38:55","modified_gmt":"2026-06-09T10:38:55","slug":"tlp291-4gb-tpe","status":"publish","type":"post","link":"https:\/\/materialparts.com\/es\/tlp291-4gb-tpe\/","title":{"rendered":"TLP291-4(GB-TPE"},"content":{"rendered":"

Productos<\/h2>\n

TLP291-4 from Toshiba is a quad phototransistor photocoupler with 3750Vrms isolation. CTR 50-300%. SOP-16 package. 4 channels for multi-signal isolation.<\/p>\n

Principio de funcionamiento<\/h2>\n

Four independent photocoupler channels. Each: GaAs LED coupled to NPN phototransistor. CTR 50-300% at 5mA IF. 3750Vrms isolation. SOP-16 for space-efficient 4-channel isolation.<\/p>\n

Pin Description<\/h2>\n\n\n\n\n
Grupo Pin<\/th>\nNombre<\/th>\nFunci\u00f3n<\/th>\n<\/tr>\n
LEDs<\/td>\nAnode1-4\/Cathode1-4<\/td>\nLED inputs<\/td>\n<\/tr>\n
Outputs<\/td>\nCollector1-4\/Emitter1-4<\/td>\nPhototransistor outputs<\/td>\n<\/tr>\n<\/table>\n

Aplicaciones<\/h2>\n
    \n
  • Industrial I\/O isolation<\/li>\n
  • Multi-channel signal isolation<\/li>\n
  • PLC digital I\/O<\/li>\n<\/ul>\n

    Alternative Models<\/h2>\n\n\n\n
    Fabricante<\/th>\nN\u00famero de pieza<\/th>\nNotas<\/th>\n<\/tr>\n
    Toshiba<\/td>\nTLP291-2<\/td>\nDual version<\/td>\n<\/tr>\n<\/table>","protected":false},"excerpt":{"rendered":"

    Product Overview TLP291-4 from Toshiba is a quad phototransistor photocoupler with 3750Vrms isolation. CTR 50-300%. SOP-16 package. 4 channels for multi-signal isolation. Working Principle Four independent photocoupler channels. Each: GaAs LED coupled to NPN phototransistor. CTR 50-300% at 5mA IF. 3750Vrms isolation. SOP-16 for space-efficient 4-channel isolation. Pin Description Pin Group Name Function LEDs Anode1-4\/Cathode1-4 […]<\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[13,20],"tags":[],"chip_brand":[169],"class_list":["post-5284","post","type-post","status-publish","format-standard","hentry","category-integrated-circuits-ics","category-interface-ics","chip_brand-toshiba"],"acf":{"brief_explanation":"Quad photocoupler, 3750Vrms, SOP-16","date_code":"","package_case":"SOP-16 (9.7 x 6.4 x 2.1mm)","in_stock":13128,"datasheet":"https:\/\/toshiba.semicon-storage.com\/info\/docget.jsp?did=10349","price":"$1.20 @ 1ku","product_introduction":"TLP291-4 from Toshiba is a quad phototransistor photocoupler with 3750Vrms isolation. CTR 50-300%. SOP-16 package. 4 channels for multi-signal isolation.","working_principle":"Four independent photocoupler channels. Each: GaAs LED coupled to NPN phototransistor. CTR 50-300% at 5mA IF. 3750Vrms isolation. SOP-16 for space-efficient 4-channel isolation.","pin_description":"
    Pin Group<\/th>Name<\/th>Function<\/th><\/tr>
    LEDs<\/td>Anode1-4\/Cathode1-4<\/td>LED inputs<\/td><\/tr>
    Outputs<\/td>Collector1-4\/Emitter1-4<\/td>Phototransistor outputs<\/td><\/tr><\/table>","application_scenarios":"
    • Industrial I\/O isolation<\/li>
    • Multi-channel signal isolation<\/li>
    • PLC digital I\/O<\/li><\/ul>","alternative_models":"
      Manufacturer<\/th>Part Number<\/th>Notes<\/th><\/tr>
      Toshiba<\/td>TLP291-2<\/td>Dual version<\/td><\/tr><\/table>"},"_links":{"self":[{"href":"https:\/\/materialparts.com\/es\/wp-json\/wp\/v2\/posts\/5284","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/materialparts.com\/es\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/materialparts.com\/es\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/materialparts.com\/es\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/materialparts.com\/es\/wp-json\/wp\/v2\/comments?post=5284"}],"version-history":[{"count":0,"href":"https:\/\/materialparts.com\/es\/wp-json\/wp\/v2\/posts\/5284\/revisions"}],"wp:attachment":[{"href":"https:\/\/materialparts.com\/es\/wp-json\/wp\/v2\/media?parent=5284"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/materialparts.com\/es\/wp-json\/wp\/v2\/categories?post=5284"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/materialparts.com\/es\/wp-json\/wp\/v2\/tags?post=5284"},{"taxonomy":"chip_brand","embeddable":true,"href":"https:\/\/materialparts.com\/es\/wp-json\/wp\/v2\/chip_brand?post=5284"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}