{"product_id":"1n4148-zener-diode","title":"1N4148 - High-Speed Switching Diode","description":"\u003cdiv class=\"card__header\"\u003e\n\u003cp data-start=\"289\" data-end=\"679\"\u003eThe \u003cstrong data-start=\"293\" data-end=\"303\"\u003e1N4148\u003c\/strong\u003e is one of the most widely used \u003cstrong data-start=\"335\" data-end=\"386\"\u003esilicon epitaxial small-signal switching diodes\u003c\/strong\u003e, designed for \u003cstrong data-start=\"401\" data-end=\"438\"\u003eultra-fast switching applications\u003c\/strong\u003e. Packaged in a \u003cstrong data-start=\"454\" data-end=\"480\"\u003eDO-35 glass axial case\u003c\/strong\u003e, it is known for its \u003cstrong data-start=\"502\" data-end=\"563\"\u003efast recovery time, low capacitance, and high reliability\u003c\/strong\u003e, making it a staple component in \u003cstrong data-start=\"597\" data-end=\"676\"\u003esignal processing, logic circuits, protection circuits, and RF applications\u003c\/strong\u003e. Unlike rectifier diodes that are optimized for power handling, or Zener diodes that regulate voltage, the 1N4148 is optimized for fast response and accurate switching at low currents and voltages. It is especially useful where nanosecond switching speed and signal integrity are critical.\u003c\/p\u003e\n\u003cstrong data-start=\"1005\" data-end=\"1039\"\u003eSpecifications:\u003c\/strong\u003e\u003col\u003e\n\u003cli data-start=\"1044\" data-end=\"1082\"\u003eType: High-Speed Switching Diode\u003c\/li\u003e\n\u003cli data-start=\"1085\" data-end=\"1175\"\u003eReverse Recovery Time: ~4 nanoseconds (fast response, suitable up to 100 MHz)\u003c\/li\u003e\n\u003cli data-start=\"1178\" data-end=\"1229\"\u003eRepetitive Peak Reverse Voltage: 100V\u003c\/li\u003e\n\u003cli data-start=\"1232\" data-end=\"1282\"\u003eContinuous Forward Current: 300 mA\u003c\/li\u003e\n\u003cli data-start=\"1285\" data-end=\"1361\"\u003eNon-Repetitive Peak Forward Surge Current: 2A (for 1 μs pulse)\u003c\/li\u003e\n\u003cli data-start=\"1364\" data-end=\"1428\"\u003eForward Voltage Drop: 0.62V typical @ 10 mA, ~1V max\u003c\/li\u003e\n\u003cli data-start=\"1431\" data-end=\"1495\"\u003eReverse Leakage Current: â‰?25 nA @ 20V (low leakage)\u003c\/li\u003e\n\u003cli data-start=\"1498\" data-end=\"1550\"\u003eJunction Capacitance: ~4 pF at 0V, 1 MHz\u003c\/li\u003e\n\u003cli data-start=\"1553\" data-end=\"1612\"\u003eOperating Junction Temperature: -65°C to +200°C\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003cstrong data-start=\"1622\" data-end=\"1634\"\u003eFeatures:\u003c\/strong\u003e\u003cul\u003e\n\u003cli data-start=\"1639\" data-end=\"1691\"\u003eUltra-fast switching speed (nanosecond range).\u003c\/li\u003e\n\u003cli data-start=\"1694\" data-end=\"1746\"\u003eLow capacitance for minimal signal distortion.\u003c\/li\u003e\n\u003cli data-start=\"1749\" data-end=\"1812\"\u003eLow reverse leakage current, ensuring stable performance.\u003c\/li\u003e\n\u003cli data-start=\"1815\" data-end=\"1882\"\u003eGlass-passivated junction for high stability and reliability.\u003c\/li\u003e\n\u003cli data-start=\"1885\" data-end=\"1966\"\u003eCompact DO-35 package with axial leads for easy PCB or breadboard mounting.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1973\" data-end=\"1994\"\u003e\u003cstrong data-start=\"1976\" data-end=\"1992\"\u003eApplications:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli data-start=\"1997\" data-end=\"2055\"\u003eHigh-speed switching in digital and analog circuits.\u003c\/li\u003e\n\u003cli data-start=\"2058\" data-end=\"2124\"\u003eSignal routing and steering in communication and RF systems.\u003c\/li\u003e\n\u003cli data-start=\"2127\" data-end=\"2172\"\u003eClipping and waveform shaping circuits.\u003c\/li\u003e\n\u003cli data-start=\"2175\" data-end=\"2236\"\u003eSmall-signal rectification in low-current applications.\u003c\/li\u003e\n\u003cli data-start=\"2239\" data-end=\"2296\"\u003eLogic-level circuits requiring nanosecond response.\u003c\/li\u003e\n\u003cli data-start=\"2299\" data-end=\"2359\"\u003eReverse polarity protection for sensitive electronics.\u003c\/li\u003e\n\u003cli data-start=\"2362\" data-end=\"2414\"\u003eVoltage multiplier circuits in power supplies.\u003c\/li\u003e\n\u003cli data-start=\"2417\" data-end=\"2485\"\u003eTest and measurement equipment requiring fast signal response.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cstrong data-start=\"2495\" data-end=\"2518\"\u003ePackage Includes:\u003c\/strong\u003e\u003cp data-start=\"2523\" data-end=\"2567\"\u003e1N4148 - High-Speed Switching Diode\u003c\/p\u003e\n\u003c\/div\u003e","brand":"mysite","offers":[{"title":"Default Title","offer_id":46019337027755,"sku":"CMP-QC1173","price":0.03,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0734\/1205\/1115\/files\/1N4148-Zener-Diode.jpg?v=1767606486","url":"https:\/\/www.yuzxcn.com\/products\/1n4148-zener-diode","provider":"Yuzx","version":"1.0","type":"link"}