{"product_id":"her308-3a-1000v-fast-recovery-rectifier-diode","title":"HER308 3A 1000V Fast Recovery Rectifier Diode","description":"\u003ch2\u003eHER308 3A 1000V High Efficiency Fast Recovery Rectifier Diode\u003c\/h2\u003e\n\u003cp\u003eThe HER308 is a 3A, 1000V high-efficiency fast recovery rectifier diode for power supplies, inverter circuits, SMPS repair, switching circuits, adapters, chargers, and general electronics projects. It is useful for technicians, students, and hobbyists who need a higher-current rectifier diode for PCB repair and prototyping in Pakistan.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eHER308 high-efficiency rectifier diode\u003c\/li\u003e\n  \u003cli\u003e3A average forward current class\u003c\/li\u003e\n  \u003cli\u003e1000V repetitive peak reverse voltage class\u003c\/li\u003e\n  \u003cli\u003eFast recovery performance for switching and power circuits\u003c\/li\u003e\n  \u003cli\u003eThrough-hole axial package for repair and prototyping\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eTechnical Details\u003c\/h3\u003e\n\u003ctable\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n\u003ctd\u003ePart number\u003c\/td\u003e\n\u003ctd\u003eHER308\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eDevice type\u003c\/td\u003e\n\u003ctd\u003eHigh efficiency fast recovery rectifier diode\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eAverage forward current\u003c\/td\u003e\n\u003ctd\u003e3A class\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eReverse voltage\u003c\/td\u003e\n\u003ctd\u003e1000V class\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eMounting type\u003c\/td\u003e\n\u003ctd\u003eThrough-hole axial\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003ePolarity\u003c\/td\u003e\n\u003ctd\u003eMarked cathode band; observe correct direction in circuit\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eRecommended use\u003c\/td\u003e\n\u003ctd\u003eRectification, SMPS repair, inverter circuits, adapters, chargers, switching supplies\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003ePackage includes\u003c\/td\u003e\n\u003ctd\u003e1 x HER308 diode\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eApplications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eSwitch mode power supply repair\u003c\/li\u003e\n  \u003cli\u003eAC to DC rectifier circuits\u003c\/li\u003e\n  \u003cli\u003eAdapters, chargers, and higher-current small power supplies\u003c\/li\u003e\n  \u003cli\u003eInverter and converter circuits\u003c\/li\u003e\n  \u003cli\u003eFlyback and freewheel diode use where ratings match\u003c\/li\u003e\n  \u003cli\u003eSchool, college, and electronics repair projects\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eFAQs\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eWhat is HER308 used for?\u003c\/strong\u003e\u003cbr\u003eHER308 is used for rectification and fast recovery switching applications in power supplies, repair work, chargers, and inverter circuits.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat is the voltage rating of HER308?\u003c\/strong\u003e\u003cbr\u003eHER308 is commonly listed as a 1000V class rectifier diode.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat current can HER308 handle?\u003c\/strong\u003e\u003cbr\u003eIt is a 3A class diode under datasheet conditions. Derate for temperature, waveform, airflow, and mounting conditions.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat is the difference between HER208 and HER308?\u003c\/strong\u003e\u003cbr\u003eHER208 is typically a 2A diode, while HER308 is typically a 3A diode. Both are high-efficiency rectifier families, but package and thermal limits must be checked.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCan I use HER308 in SMPS circuits?\u003c\/strong\u003e\u003cbr\u003eYes, if the voltage, current, recovery speed, package, and thermal limits match the circuit design.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHow do I identify the cathode?\u003c\/strong\u003e\u003cbr\u003eThe cathode side is normally indicated by the band marking on the diode body.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCan it replace 1N5408?\u003c\/strong\u003e\u003cbr\u003eOnly when the circuit requirements allow it. Compare current rating, reverse voltage, recovery speed, package, and thermal performance before substituting.\u003c\/p\u003e\n\n\u003ch3\u003eImportant Note\u003c\/h3\u003e\n\u003cp\u003eAlways verify diode polarity, recovery speed, current rating, voltage rating, package, and heat limits before replacement. For power electronics repair, compare the original diode datasheet and circuit requirements before installation.\u003c\/p\u003e","brand":"Embeded Studio","offers":[{"title":"Default Title","offer_id":62307937943922,"sku":"ES-HER308-DIODE","price":10.0,"currency_code":"PKR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0940\/7935\/3202\/files\/HER308.webp?v=1788971295","url":"https:\/\/embededstudio.com\/products\/her308-3a-1000v-fast-recovery-rectifier-diode","provider":"Embeded Studio","version":"1.0","type":"link"}