[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"detail-sidebar-cat-0-en-105":3,"doc-seo-560959-105":59,"doc-detail-560959-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","str-w605xs-current-mode-control-pwm-regulator-ic-for-switching-power-supplies","STR-W605xS - Current Mode Control PWM Regulator IC For Switching Power Supplies","","STR-W605xS is a power IC series for switching power supplies that integrates a power MOSFET and a current-mode PWM controller with a startup circuit and standby function. The design targets low standby power and reduced external component count while enabling high cost-effectiveness. The internal MOSFET supports a 650 V (min) VDSS and specified RDS(on), with output power ratings of 45–90 W at 230 VAC and 30–60 W across 85–265 VAC, and includes protection and noise-reduction features.",{"@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/str-w605xs-current-mode-control-pwm-regulator-ic-for-switching-power-supplies/560959/",{"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/str-w605xs-current-mode-control-pwm-regulator-ic-for-switching-power-supplies/560959.png","ImageObject",300,407,{"name":92,"@type":93},"Cipher","Person",{"url":74,"name":95,"@type":96},"DocShare","Organization","application/pdf","2026-10-19","2026-10-12",true,{"@type":102,"interactionType":103,"userInteractionCount":81},"InteractionCounter",{"@type":104},"ViewAction",{"@type":106,"mainEntity":107},"FAQPage",[108,114,118],{"name":109,"@type":110,"acceptedAnswer":111},"What is STR-W605xS, and what does it integrate?","Question",{"text":112,"@type":113},"STR-W605xS is a switching power supply power IC series integrating a power MOSFET and a current mode PWM controller IC, including startup and standby functions.","Answer",{"name":115,"@type":110,"acceptedAnswer":116},"How does the standby and audible noise suppression work?",{"text":117,"@type":113},"In normal operation the device operates in PWM mode; under light load it enters standby mode with burst oscillation, and it suppresses audible noise during standby.",{"name":119,"@type":110,"acceptedAnswer":120},"What protection functions are included?",{"text":121,"@type":113},"The series includes brown-in/brown-out, overcurrent protection (OCP, pulse-by-pulse), overload protection (OLP, auto-restart with timer), overvoltage protection (OVP, auto-restart), and thermal shutdown protection (TSD, auto-restart).","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},560959,1791884805,{"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":134,"file_id":135,"file_url":136,"file_type":137,"file_size":138,"view_count":81,"is_deleted":4,"is_public":8,"is_downloadable":8,"audit_status":8,"page_count":139,"language":140,"language_code":63,"site_id":62,"html_lang":63,"table_of_contents":141,"faqs":142,"seo_title":143,"seo_description":67,"update_tm":144,"read_time":41},687208528416,"https://ap-avatar.wpscdn.com/davatar_9964176cb1d06d4a9deccf72a44ae3dc","STR-W605xS  \n\n| Current Mode Control PWM Regulator IC For Switching Power Supplies |  |\n| --- | --- |\n| Features and Benefits\u003Cbr>▪ TO-220F power package with 30 to 90 W power output\u003Cbr>▪ Current Mode PWM control\u003Cbr>▪ Built-in Random Switching function, reducing EMI noise, and simplifying EMI filters, and therefore reducing cost\u003Cbr>▪ Built-in Slope Compensation function, avoiding subharmonic oscillation\u003Cbr>▪ Built-in Auto Standby function (Input Power, PIN \u003C 30 mW at no load)\u003Cbr>▫ Normal operation: PWM mode\u003Cbr>▫ Light load operation: Standby mode (burst oscillation)\u003Cbr>▪ Built-in Audible Noise Suppression function during Standby mode\u003Cbr>▪ Built-in Startup Circuit, reducing power consumption in standby operation, and eliminating external components.\u003Cbr>▪ Bias-Assist function, improving startup operation, suppressing VCC voltage drop in operation, and allowing use of smaller VCC capacitor\u003Cbr>▪ Built-in Leading Edge Blanking function Continued on the next page…\u003Cbr>Package: 6-Pin fully molded TO-220F-6L (FM207)\u003Cbr>Not to scale\u003Cbr>| Description\u003Cbr>The STR-W605xS series are power ICs for switching power supplies, incorporating a power MOSFET and a current mode PWM controller IC. Including a startup circuit and a standby function in the controller, the product achieves low power consumption, low standby power, and high cost-effectiveness power supply systems with few external components. The STR-W605xSinternalMOSFEThas aVDSS of650V(min), and an RDS(on) of 1.9 Ω (max) to 3.95 Ω (max) with a frequency of 67 kHz. Power output is rated at 45 to 90 W at 230 VAC input and 30 to 60 W at wide input range (85 to 265 VAC) . Thedeviceisprovidedinan industry-standardTO-220package, with heatsink mounting flange and pin 2 removed for increased supply isolation.\u003Cbr>Applications:\u003Cbr>For switching power supplies used in:\u003Cbr>• White goods\u003Cbr>• Consumer electronics\u003Cbr>• Office automation\u003Cbr>• Industrial equipment\u003Cbr>• Communication equipment |\n\nTypical Application  \nSTR-W605xS  \nCurrent Mode Control PWM Regulator IC For Switching Power Supplies  \nFeatures and Benefits (continued)  \n▪ Two-chip structure, with a controller and a power MOSFET with guaranteed avalanche energy available to simplify surge absorber circuits  \n▪ Protection functions:  \n▫ Brown-In and Brown-Out Protection function: auto-restart, prevention of excess input current and heat rise at low input voltage  \n▫ Overcurrent Protection function (OCP): pulse-by-pulse built-in  \ncompensation circuit to minimize OCP point variation on AC input voltage  \n▫ Overload Protection function (OLP): auto-restart, built-in timer, reduces heat during overload condition, and no external components required  \n▫ Overvoltage Protection function (OVP): Auto-restart  \n▫ Thermal Shutdown Protection function (TSD): Auto-restart  \nSelection Guide  \n\n| Part Number | fOSC\u003Cbr>(kHz) | MOSFET\u003Cbr>VDSS(min)\u003Cbr>(V) | RDS(on)\u003Cbr>(max)(Ω) | POUT*\u003Cbr>(W) |  | Package | Packing |\n| --- | --- | --- | --- | --- | --- | --- | --- |\n|  |  |  |  | 230 V | Wide |  |  |\n| STR-W6051S | 67 | 650 | 3.95 | 45 | 30 | TO-220F-6L (Sanken FM207)\u003Cbr>with pin 2 removed | 50 pieces per tube |\n| STR-W6052S |  |  | 2.8 | 60 | 40 |  |  |\n| STR-W6053S |  |  | 1.9 | 90 | 60 |  |  |\n\n* The listed output power is based on the package thermal ratings, and the peak output power can be 120% to 140% of the value stated here. At low output voltage and short duty cycle, the output power may be less than the value stated here.  \nSTR-W605xS  \nCurrent Mode Control PWM Regulator IC For Switching Power Supplies  \nAbsolute Maximum Ratings1 Valid at TA = 25°C, unless otherwise specified  \n\n| Characteristic | Symbol | Notes |  | Terminals | Rating | Unit |\n| --- | --- | --- | --- | --- | --- | --- |\n| Drain Peak Current2 | IDpeak | Single pulse | STR-W6051S | 1 – 3 | 5.0 | A |\n|  |  |  | STR-W6052S | 1 – 3 | 7.0 | A |\n|  |  |  | STR-W6053S | 1 – 3 | 9.5 | A |\n| Maximum Switching Current3 | IDMAX | TA = –20°C to 125°C | STR-W6051S | 1 – 3 | 5.0 | A |\n|  |  |  | ST","cbCaiiRIy9OL8LMe","https://ap.wps.com/l/cbCaiiRIy9OL8LMe","pdf",252735,12,"English","# Features and Benefits\n## Description\n## Applications\n## Typical Application\n## Features and Benefits (continued)\n## Selection Guide\n## Absolute Maximum Ratings\n## Functional Block Diagram\n## Pin-out Diagram","[{\"question\":\"What is STR-W605xS, and what does it integrate?\",\"answer\":\"STR-W605xS is a switching power supply power IC series integrating a power MOSFET and a current mode PWM controller IC, including startup and standby functions.\"},{\"question\":\"How does the standby and audible noise suppression work?\",\"answer\":\"In normal operation the device operates in PWM mode; under light load it enters standby mode with burst oscillation, and it suppresses audible noise during standby.\"},{\"question\":\"What protection functions are included?\",\"answer\":\"The series includes brown-in/brown-out, overcurrent protection (OCP, pulse-by-pulse), overload protection (OLP, auto-restart with timer), overvoltage protection (OVP, auto-restart), and thermal shutdown protection (TSD, auto-restart).\"}]","STR-W605xS - Current Mode Control PWM Regulator IC For Switching Power Supplies | PDF",1791804585]