[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"detail-sidebar-cat-0-en-105":3,"doc-seo-560973-105":59,"doc-detail-560973-en":130},{"code":4,"msg":5,"data":6},0,"success",[7,13,18,23,28,33,38,43,48,51,55],{"id":8,"doc_module":4,"doc_module_name":9,"category_name":10,"show_sort_weight":11,"slug":12},1,"Document","Story & Novel",90,"story-novel",{"id":14,"doc_module":4,"doc_module_name":9,"category_name":15,"show_sort_weight":16,"slug":17},2,"Literature",80,"literature",{"id":19,"doc_module":4,"doc_module_name":9,"category_name":20,"show_sort_weight":21,"slug":22},4,"Exam",70,"exam",{"id":24,"doc_module":4,"doc_module_name":9,"category_name":25,"show_sort_weight":26,"slug":27},5,"Comic",60,"comic",{"id":29,"doc_module":4,"doc_module_name":9,"category_name":30,"show_sort_weight":31,"slug":32},6,"Technology",50,"technology",{"id":34,"doc_module":4,"doc_module_name":9,"category_name":35,"show_sort_weight":36,"slug":37},7,"Healthcare",40,"healthcare",{"id":39,"doc_module":4,"doc_module_name":9,"category_name":40,"show_sort_weight":41,"slug":42},8,"Research & Report",30,"research-report",{"id":44,"doc_module":4,"doc_module_name":9,"category_name":45,"show_sort_weight":46,"slug":47},9,"Religion & Spirituality",20,"religion-spirituality",{"id":46,"doc_module":4,"doc_module_name":9,"category_name":49,"show_sort_weight":46,"slug":50},"World Cup","world-cup",{"id":52,"doc_module":4,"doc_module_name":9,"category_name":53,"show_sort_weight":52,"slug":54},10,"Lifestyle","lifestyle",{"id":56,"doc_module":4,"doc_module_name":9,"category_name":57,"show_sort_weight":24,"slug":58},19,"General","general",{"code":4,"msg":60,"data":61},"ok",{"site_id":62,"language":63,"slug":64,"title":65,"keywords":66,"description":67,"schema_data":68,"social_meta":123,"head_meta":125,"extra_data":127,"updated_unix":129},105,"en","11ak30-1-smps-circuit-technical-schematic-diagram","11AK30-1 SMPS Circuit - Technical Schematic Diagram","","This document provides a detailed technical schematic for the 11AK30-1 Switched-Mode Power Supply (SMPS) main board, dated July 1, 2001. The circuit diagram illustrates the complex electrical architecture of the power supply unit, featuring the MC44608 controller, a power MOSFET Q801 (2SK2750), and the TR802 transformer assembly. Key sections include the AC input stage with noise filtering, primary side switching control, galvanic isolation via the SFH617A optocoupler, and secondary side output regulation for various voltage rails. The diagram provides precise component values and interconnections essential for electrical maintenance, diagnostic troubleshooting, and circuit analysis of this specific power supply hardware configuration.",{"@graph":69,"@context":122},[70,84,105],{"@type":71,"itemListElement":72},"BreadcrumbList",[73,77,79,82],{"item":74,"name":75,"@type":76,"position":8},"https://docshare.wps.com","Home","ListItem",{"item":78,"name":9,"@type":76,"position":14},"https://docshare.wps.com/document/",{"item":80,"name":30,"@type":76,"position":81},"https://docshare.wps.com/document/technology/",3,{"item":83,"name":65,"@type":76,"position":19},"https://docshare.wps.com/document/11ak30-1-smps-circuit-technical-schematic-diagram/560973/",{"url":83,"name":65,"@type":85,"image":86,"author":91,"headline":65,"publisher":94,"fileFormat":97,"inLanguage":63,"description":67,"dateModified":98,"datePublished":99,"encodingFormat":97,"isAccessibleForFree":100,"interactionStatistic":101},"DigitalDocument",{"url":87,"@type":88,"width":89,"height":90},"https://docshare.wps.com/thumbnails/11ak30-1-smps-circuit-technical-schematic-diagram/560973.png","ImageObject",300,407,{"name":92,"@type":93},"Cart","Person",{"url":74,"name":95,"@type":96},"DocShare","Organization","application/pdf","2026-10-23","2026-10-12",true,{"@type":102,"interactionType":103,"userInteractionCount":29},"InteractionCounter",{"@type":104},"ViewAction",{"@type":106,"mainEntity":107},"FAQPage",[108,114,118],{"name":109,"@type":110,"acceptedAnswer":111},"What is the primary controller chip used in this SMPS design?","Question",{"text":112,"@type":113},"The primary controller used in this circuit is the MC44608, which manages the power supply regulation and switching operations.","Answer",{"name":115,"@type":110,"acceptedAnswer":116},"Which component provides electrical isolation between the primary and secondary sides?",{"text":117,"@type":113},"The SFH617A optocoupler (IC801) is utilized to provide galvanic isolation while maintaining feedback control between the secondary output and the primary side.",{"name":119,"@type":110,"acceptedAnswer":120},"What is the function of Q801 in the circuit?",{"text":121,"@type":113},"Q801 is a 2SK2750 power MOSFET that acts as the primary switching element driven by the MC44608 controller to convert input voltage through the transformer.","https://schema.org",{"og:url":83,"og:type":124,"og:title":65,"og:site_name":95,"og:description":67},"article",{"robots":126,"canonical":83},"index,follow",{"doc_id":128,"site_id":62},560973,1792020307,{"code":4,"msg":5,"data":131},{"doc_id":128,"user_id":132,"nickname":92,"user_avatar":133,"doc_module":4,"category_id":29,"category_name":30,"doc_title":65,"doc_description":67,"doc_content":66,"file_id":134,"file_url":135,"file_type":136,"file_size":137,"view_count":29,"is_deleted":4,"is_public":8,"is_downloadable":8,"audit_status":8,"page_count":8,"language":138,"language_code":63,"site_id":62,"html_lang":63,"table_of_contents":139,"faqs":140,"seo_title":141,"seo_description":67,"update_tm":142,"read_time":81},18829141979164,"https://eur-avatar.wpscdn.com/davatar_6f874abed73319feea01a86fa6f0fab8","cbCaitC1yeZ5bjto","https://ap.wps.com/l/cbCaitC1yeZ5bjto","pdf",984782,"English","# AC Input and Rectification\n## Primary Side Switching and Control\n## Transformer and Secondary Output Stages\n## Feedback and Regulation Circuits","[{\"question\":\"What is the primary controller chip used in this SMPS design?\",\"answer\":\"The primary controller used in this circuit is the MC44608, which manages the power supply regulation and switching operations.\"},{\"question\":\"Which component provides electrical isolation between the primary and secondary sides?\",\"answer\":\"The SFH617A optocoupler (IC801) is utilized to provide galvanic isolation while maintaining feedback control between the secondary output and the primary side.\"},{\"question\":\"What is the function of Q801 in the circuit?\",\"answer\":\"Q801 is a 2SK2750 power MOSFET that acts as the primary switching element driven by the MC44608 controller to convert input voltage through the transformer.\"}]","11AK30-1 SMPS Circuit - Technical Schematic Diagram | PDF",1791804628]