{"product_id":"ut3404g-34dg-n-channel-mosfet-sot23-30v","title":"UT3404G 34DG N-Channel MOSFET SOT-23 30V","description":"\u003ch2\u003eUT3404G 34DG N-Channel MOSFET SOT-23 30V\u003c\/h2\u003e\n\u003cp\u003eThe UT3404G, commonly marked 34DG, is a compact N-channel enhancement MOSFET in SOT-23 package for low-voltage switching, PWM control, load switching, LED driving, battery circuits, and PCB repair. It is useful for Arduino, ESP32, Raspberry Pi, embedded systems, laptop repair, mobile repair, and general electronics projects in Pakistan.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eN-channel enhancement MOSFET for low-voltage switching applications\u003c\/li\u003e\n  \u003cli\u003eSOT-23 SMD package for compact PCB layouts and repair work\u003c\/li\u003e\n  \u003cli\u003eCommon top marking: 34DG \/ UT3404G series\u003c\/li\u003e\n  \u003cli\u003e30 V drain-source voltage class\u003c\/li\u003e\n  \u003cli\u003eSuitable for load switching, PWM control, LED driving, and embedded projects\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\u003eUT3404G \/ 34DG marking\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eDevice type\u003c\/td\u003e\n\u003ctd\u003eN-channel enhancement MOSFET\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003ePackage\u003c\/td\u003e\n\u003ctd\u003eSOT-23 SMD\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eDrain-source voltage\u003c\/td\u003e\n\u003ctd\u003e30 V class\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eDrain current\u003c\/td\u003e\n\u003ctd\u003eUp to 5.8 A under datasheet conditions; verify thermal design before use\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eMounting type\u003c\/td\u003e\n\u003ctd\u003eSurface mount\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eRecommended use\u003c\/td\u003e\n\u003ctd\u003eLoad switching, PWM control, LED drivers, battery circuits, PCB repair\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003ePackage includes\u003c\/td\u003e\n\u003ctd\u003e1 x UT3404G \/ 34DG SOT-23 MOSFET\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\u003eLow-side switching circuits\u003c\/li\u003e\n  \u003cli\u003ePWM switching and microcontroller output control\u003c\/li\u003e\n  \u003cli\u003eLED strips and small DC load switching\u003c\/li\u003e\n  \u003cli\u003eArduino, ESP32, Raspberry Pi, and STM32 projects\u003c\/li\u003e\n  \u003cli\u003eBattery-powered electronics\u003c\/li\u003e\n  \u003cli\u003eMobile, laptop, and PCB-level repair\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eFAQs\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eIs UT3404G an N-channel MOSFET?\u003c\/strong\u003e\u003cbr\u003eYes. UT3404G \/ 34DG is an N-channel enhancement-mode MOSFET.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat package is this MOSFET?\u003c\/strong\u003e\u003cbr\u003eIt is supplied in SOT-23 surface-mount package.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat does 34DG mean?\u003c\/strong\u003e\u003cbr\u003e34DG is a common SMD top marking used for UT3404G-series MOSFETs. Always match marking, package, and pinout before replacement.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCan I use it with Arduino or ESP32?\u003c\/strong\u003e\u003cbr\u003eYes, it can be used in suitable low-voltage switching circuits, but the gate drive, load current, and heat must be checked.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCan it switch 5A loads?\u003c\/strong\u003e\u003cbr\u003eThe datasheet current rating depends on test conditions and PCB copper area. For real projects, derate the current and verify temperature rise.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIs it suitable for repair work?\u003c\/strong\u003e\u003cbr\u003eYes. It is useful for PCB repair when the original part uses the same marking, package, polarity, and pinout.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIs it the same as SI2302?\u003c\/strong\u003e\u003cbr\u003eIt is a similar small N-channel SOT-23 MOSFET category, but do not substitute parts without checking voltage, current, RDS(on), gate threshold, and pinout.\u003c\/p\u003e\n\n\u003ch3\u003eImportant Note\u003c\/h3\u003e\n\u003cp\u003eSMD markings may vary by manufacturer or batch. Always verify the exact datasheet, pinout, voltage rating, current rating, and thermal limits before repair, production, or high-current use.\u003c\/p\u003e","brand":"Embeded Studio","offers":[{"title":"Default Title","offer_id":62288050585970,"sku":"ES-UT3404G-34DG-SOT23","price":18.0,"currency_code":"PKR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0940\/7935\/3202\/files\/34DGUT3404G.webp?v=1788545085","url":"https:\/\/embededstudio.com\/products\/ut3404g-34dg-n-channel-mosfet-sot23-30v","provider":"Embeded Studio","version":"1.0","type":"link"}