{"product_id":"lm321mfx-sot23-5-single-low-power-op-amp-ic","title":"LM321MFX SOT-23-5 Single Low-Power Op-Amp IC (10-Pack)","description":"\u003ch2\u003eLM321MFX SOT-23-5 Single Low-Power Operational Amplifier IC\u003c\/h2\u003e\u003cp\u003eThe \u003cstrong\u003eLM321MFX\u003c\/strong\u003e is a single-channel, low-power operational amplifier in a compact \u003cstrong\u003eSOT-23-5\u003c\/strong\u003e surface-mount package. With a \u003cstrong\u003e1MHz gain-bandwidth product\u003c\/strong\u003e and wide supply voltage range (1.8V–26V), it is optimized for portable, battery-powered, and space-constrained applications requiring precision analog signal processing.\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\u003eLM321MFX \/ LM321\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePackage\u003c\/td\u003e\n\u003ctd\u003eSOT-23-5 (SMD)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSupply Voltage\u003c\/td\u003e\n\u003ctd\u003e1.8V – 26V (single) \/ ±0.9V – ±13V (dual)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eGain-Bandwidth Product\u003c\/td\u003e\n\u003ctd\u003e1MHz typical\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSlew Rate\u003c\/td\u003e\n\u003ctd\u003e1V\/μs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Offset Voltage\u003c\/td\u003e\n\u003ctd\u003e2mV typical\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSupply Current\u003c\/td\u003e\n\u003ctd\u003e175μA typical\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Common-Mode Range\u003c\/td\u003e\n\u003ctd\u003eIncludes negative rail\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput Swing\u003c\/td\u003e\n\u003ctd\u003eNear rail-to-rail\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 LM321MFX?\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eUltra-Low Power\u003c\/strong\u003e — 175μA supply current extends battery life in IoT and wearable designs\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWide Supply Range\u003c\/strong\u003e — 1.8V–26V covers 3.3V, 5V, 9V, and 12V systems\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSOT-23-5 Package\u003c\/strong\u003e — Minimal PCB footprint for high-density designs\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSingle-Supply Operation\u003c\/strong\u003e — Input common-mode range includes ground for single-supply circuits\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLM358\/LM741 Upgrade\u003c\/strong\u003e — Lower power, smaller package, better for modern designs\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eTypical Applications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eSensor signal conditioning (temperature, pressure, light)\u003c\/li\u003e\n\u003cli\u003eComparator circuits with hysteresis\u003c\/li\u003e\n\u003cli\u003eActive filter design (low-pass, high-pass, band-pass)\u003c\/li\u003e\n\u003cli\u003eTransimpedance amplifier for photodiode\/current sensing\u003c\/li\u003e\n\u003cli\u003eBattery-powered instrumentation and data loggers\u003c\/li\u003e\n\u003cli\u003eAudio preamplifier stages in portable devices\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eCompatible With\u003c\/h3\u003e\u003cp\u003ePin-compatible with LM321, LMV321, TS321, MCP6001 in SOT-23-5. Functionally equivalent to one channel of LM358 (DIP-8) or LM324 (DIP-14).\u003c\/p\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eQ: What’s the difference between LM321 and LM358?\u003c\/strong\u003e\u003cbr\u003eA: LM321 is a single-channel version of LM358 (dual). LM321MFX adds the SOT-23-5 SMD package and lower power consumption vs. the original LM321 DIP.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ: Can LM321 be used as a comparator?\u003c\/strong\u003e\u003cbr\u003eA: Yes, though it lacks a push-pull output stage. For open-collector comparator behavior, use LM393 instead.\u003c\/p\u003e\u003ch3\u003ePackage Contents\u003c\/h3\u003e\u003cul\u003e\u003cli\u003e10× LM321MFX SOT-23-5 Single Op-Amp IC\u003c\/li\u003e\u003c\/ul\u003e","brand":"Keszoox","offers":[{"title":"Default Title","offer_id":46991484322027,"sku":"\u003cnone\u003e","price":5.04,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0677\/1005\/8731\/files\/lm321-sot23-5-op-amp.webp?v=1761544006","url":"https:\/\/keszoox.com\/products\/lm321mfx-sot23-5-single-low-power-op-amp-ic","provider":"Keszoox","version":"1.0","type":"link"}