{"product_id":"2n3904-npn-transistor-pack-of-2","title":"2N3904 NPN Transistor (Pack of 2)","description":"\u003cp data-start=\"49\" data-end=\"525\"\u003eThe 2N3904 Transistor is a popular NPN bipolar junction transistor (BJT) designed for general-purpose switching and signal amplification applications. Known for its reliability, low cost, and excellent electrical characteristics, the 2N3904 is widely used in consumer electronics, communication equipment, embedded systems, and educational projects. It is ideal for low-current switching, signal processing, and amplification tasks in both analog and digital circuits.\u003c\/p\u003e\n\u003cp data-start=\"527\" data-end=\"851\"\u003eHoused in the compact TO-92 package, the 2N3904 provides easy through-hole mounting and dependable operation across a wide range of electronic applications. Its fast switching speed and high gain make it suitable for interfacing microcontrollers, driving LEDs, amplifying sensor signals, and controlling low-power loads.\u003c\/p\u003e\n\u003ch3 data-section-id=\"1iz91iu\" data-start=\"853\" data-end=\"869\"\u003eKey Features\u003c\/h3\u003e\n\u003cul data-start=\"871\" data-end=\"1283\"\u003e\n\u003cli data-section-id=\"7wtwac\" data-start=\"871\" data-end=\"918\"\u003eNPN Silicon Bipolar Junction Transistor (BJT)\u003c\/li\u003e\n\u003cli data-section-id=\"1e09n2t\" data-start=\"919\" data-end=\"975\"\u003eGeneral-purpose switching and amplification transistor\u003c\/li\u003e\n\u003cli data-section-id=\"16hq1rm\" data-start=\"976\" data-end=\"1022\"\u003eCollector current capability up to 200mA\u003c\/li\u003e\n\u003cli data-section-id=\"1avg65c\" data-start=\"1023\" data-end=\"1071\"\u003eCollector-Emitter Voltage (VCEO) up to 40V\u003c\/li\u003e\n\u003cli data-section-id=\"1lbkn8j\" data-start=\"1072\" data-end=\"1100\"\u003eHigh DC current gain (hFE)\u003c\/li\u003e\n\u003cli data-section-id=\"1fev3he\" data-start=\"1101\" data-end=\"1129\"\u003eFast switching performance\u003c\/li\u003e\n\u003cli data-section-id=\"1ncq3mq\" data-start=\"1130\" data-end=\"1154\"\u003eLow saturation voltage\u003c\/li\u003e\n\u003cli data-section-id=\"5p6tzk\" data-start=\"1155\" data-end=\"1191\"\u003eCompact TO-92 through-hole package\u003c\/li\u003e\n\u003cli data-section-id=\"c3bi7z\" data-start=\"1192\" data-end=\"1234\"\u003eReliable operation and long service life\u003c\/li\u003e\n\u003cli data-section-id=\"y1proi\" data-start=\"1235\" data-end=\"1283\"\u003eCost-effective solution for electronic designs\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-section-id=\"wggvqn\" data-start=\"1285\" data-end=\"1301\"\u003eApplications\u003c\/h3\u003e\n\u003cul data-start=\"1303\" data-end=\"1608\"\u003e\n\u003cli data-section-id=\"1wht4am\" data-start=\"1303\" data-end=\"1334\"\u003eSignal amplification circuits\u003c\/li\u003e\n\u003cli data-section-id=\"eb26qn\" data-start=\"1335\" data-end=\"1371\"\u003eGeneral-purpose switching circuits\u003c\/li\u003e\n\u003cli data-section-id=\"jroyjf\" data-start=\"1372\" data-end=\"1393\"\u003eLED driver circuits\u003c\/li\u003e\n\u003cli data-section-id=\"1ma7px8\" data-start=\"1394\" data-end=\"1421\"\u003eRelay driver applications\u003c\/li\u003e\n\u003cli data-section-id=\"ujc3ff\" data-start=\"1422\" data-end=\"1449\"\u003eSensor interface circuits\u003c\/li\u003e\n\u003cli data-section-id=\"ais9mx\" data-start=\"1450\" data-end=\"1488\"\u003eMicrocontroller and Arduino projects\u003c\/li\u003e\n\u003cli data-section-id=\"1pcxysv\" data-start=\"1489\" data-end=\"1516\"\u003eAudio preamplifier stages\u003c\/li\u003e\n\u003cli data-section-id=\"7624si\" data-start=\"1517\" data-end=\"1542\"\u003eCommunication equipment\u003c\/li\u003e\n\u003cli data-section-id=\"va2yxz\" data-start=\"1543\" data-end=\"1565\"\u003eConsumer electronics\u003c\/li\u003e\n\u003cli data-section-id=\"1rq0cav\" data-start=\"1566\" data-end=\"1608\"\u003eEducational and DIY electronics projects\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Roboracter","offers":[{"title":"Default Title","offer_id":46508678971446,"sku":"1JO4KXXMDU","price":6.0,"currency_code":"INR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0715\/0731\/2694\/files\/t1_568x570_preserved.png?v=1780566483","url":"https:\/\/roboracter.in\/products\/2n3904-npn-transistor-pack-of-2","provider":"Roboracter","version":"1.0","type":"link"}