{"product_id":"si2302ds-sot23-n-channel-mosfet-20v-2-5a-logic-level-smd","title":"SI2302DS SOT-23 N-Channel MOSFET 20V 2.5A Logic-Level SMD (10-Pack)","description":"\u003ch2\u003eSI2302DS SOT-23 N-Channel MOSFET — 20V \/ 2.5A Logic-Level SMD (10-Pack)\u003c\/h2\u003e\u003cp\u003eThe \u003cstrong\u003eSI2302DS\u003c\/strong\u003e is a logic-level N-Channel enhancement-mode MOSFET from Vishay in a compact \u003cstrong\u003eSOT-23\u003c\/strong\u003e surface-mount package, rated at \u003cstrong\u003e20V \/ 2.5A\u003c\/strong\u003e with an RDS(on) of \u003cstrong\u003e85mΩ\u003c\/strong\u003e. Its low gate threshold voltage of \u003cstrong\u003e0.4V–1.0V\u003c\/strong\u003e ensures full enhancement at 3.3V and 5V MCU GPIO levels — ideal for low-side load switching, LED driving, and power management in space-constrained designs.\u003c\/p\u003e\u003ch3\u003eKey Specifications\u003c\/h3\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003cth\u003eParameter\u003c\/th\u003e\n\u003cth\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePart Number\u003c\/td\u003e\n\u003ctd\u003eSI2302DS\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\u003eChannel Type\u003c\/td\u003e\n\u003ctd\u003eN-Channel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eV(DS) Max\u003c\/td\u003e\n\u003ctd\u003e20V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eI(D) Continuous\u003c\/td\u003e\n\u003ctd\u003e2.5A @ 25°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRDS(on) Max\u003c\/td\u003e\n\u003ctd\u003e85mΩ @ VGS=4.5V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eVGS(th)\u003c\/td\u003e\n\u003ctd\u003e0.4V – 1.0V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eVGS Max\u003c\/td\u003e\n\u003ctd\u003e±8V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eQg (Total Gate Charge)\u003c\/td\u003e\n\u003ctd\u003e3.5nC typical\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eQuantity\u003c\/td\u003e\n\u003ctd\u003e10 pieces\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch3\u003eWhy Choose SI2302DS?\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eLogic-Level Gate\u003c\/strong\u003e — VGS(th) 0.4–1.0V; fully enhanced at 3.3V GPIO without gate driver\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUltra-Low Gate Charge\u003c\/strong\u003e — 3.5nC enables fast switching with minimal MCU GPIO current\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSOT-23 Package\u003c\/strong\u003e — Minimal PCB footprint for dense SMD designs\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e2.5A Current Rating\u003c\/strong\u003e — Drives LEDs, small motors, relays, and sensor power rails\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePack of 10\u003c\/strong\u003e — Ideal for prototyping and small production runs\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eTypical Applications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e3.3V\/5V MCU GPIO low-side load switching (LED arrays, relays, sensors)\u003c\/li\u003e\n\u003cli\u003eBattery-powered device power rail enable\/disable\u003c\/li\u003e\n\u003cli\u003ePWM LED dimming from MCU GPIO\u003c\/li\u003e\n\u003cli\u003eMotor soft-start and enable control\u003c\/li\u003e\n\u003cli\u003eUSB power switch and current limiting\u003c\/li\u003e\n\u003cli\u003eLevel shifting from 3.3V to 5V logic\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eQ: Can SI2302DS be driven directly from ESP32 3.3V GPIO?\u003c\/strong\u003e\u003cbr\u003eA: Yes — VGS(th) max is 1.0V, so 3.3V gate drive fully enhances the device. RDS(on) at VGS=2.5V is slightly higher than at 4.5V but still adequate for most loads.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ: What’s the difference between SI2302DS and 2N7002?\u003c\/strong\u003e\u003cbr\u003eA: SI2302DS has lower RDS(on) (85mΩ vs 7.5Ω) and higher current (2.5A vs 115mA). SI2302DS is the better choice for any load above a few milliamps.\u003c\/p\u003e\u003ch3\u003ePackage Contents\u003c\/h3\u003e\u003cul\u003e\u003cli\u003e10× SI2302DS SOT-23 N-Channel MOSFET\u003c\/li\u003e\u003c\/ul\u003e","brand":"Keszoox","offers":[{"title":"Default Title","offer_id":46991498019051,"sku":"\u003cnone\u003e","price":4.24,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0677\/1005\/8731\/files\/si2302ds-sot23-mosfet.webp?v=1761534984","url":"https:\/\/keszoox.com\/products\/si2302ds-sot23-n-channel-mosfet-20v-2-5a-logic-level-smd","provider":"Keszoox","version":"1.0","type":"link"}