{"product_id":"50pcs-lm393a-sr-lm393-sr-soic-8-dual-differential-comparators","title":"50pcs LM393A-SR LM393-SR SOIC-8 Dual Differential Comparators","description":"\u003ch2\u003e50-Pack LM393A-SR \/ LM393-SR SOIC-8 Dual Differential Comparators\u003c\/h2\u003e\n\u003cp\u003eStock up your electronics workbench or production line with this value pack of \u003cstrong\u003e50 LM393A-SR \/ LM393-SR Dual Differential Comparators\u003c\/strong\u003e in the compact SOIC-8 surface-mount package. These industry-standard ICs are engineered for broad-voltage operation up to \u003cstrong\u003e36V\u003c\/strong\u003e, ultra-low power consumption, and rock-solid performance across a wide range of general-purpose analog and digital circuit applications.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eQuantity:\u003c\/strong\u003e 50 pieces per pack — ideal for prototyping, repair, and production runs\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eModels Included:\u003c\/strong\u003e LM393A-SR \u0026amp; LM393-SR (compatible, interchangeable in most designs)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePackage:\u003c\/strong\u003e SOIC-8 (Small Outline Integrated Circuit, 8-pin) — industry-standard footprint for easy PCB integration\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSupply Voltage:\u003c\/strong\u003e Up to 36V (single supply) or ±18V (dual supply)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDual Differential Inputs:\u003c\/strong\u003e Two independent comparator channels per IC\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eLow Power Consumption:\u003c\/strong\u003e Designed for energy-efficient operation in always-on circuits\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOpen-Collector Output:\u003c\/strong\u003e Compatible with a wide range of logic families and voltage levels\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eGeneral Purpose Use:\u003c\/strong\u003e Suitable for voltage monitoring, level shifting, zero-crossing detection, oscillators, and more\u003c\/li\u003e\n  \u003cli\u003e\u003cstrong\u003eMade in Mainland China\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eModel Number\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eLM393A-SR \/ LM393-SR\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePackage Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSOIC-8\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMax Supply Voltage\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e36V (single) \/ ±18V (dual)\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eChannels\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e2 (Dual Differential)\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOutput Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eOpen-Collector\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eUse Case\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eGeneral Purpose\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eHigh-Concern Chemicals\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eNone\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eQuantity\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e50 pcs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eCommon Applications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eVoltage level detection and monitoring circuits\u003c\/li\u003e\n  \u003cli\u003eZero-crossing detectors\u003c\/li\u003e\n  \u003cli\u003eAnalog-to-digital signal conversion interfaces\u003c\/li\u003e\n  \u003cli\u003ePulse width modulation (PWM) circuits\u003c\/li\u003e\n  \u003cli\u003eOscillator and timer circuits\u003c\/li\u003e\n  \u003cli\u003eRelay driver and switching circuits\u003c\/li\u003e\n  \u003cli\u003eBattery charge monitoring systems\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhy Choose This Pack?\u003c\/h3\u003e\n\u003cp\u003eWhether you're an electronics hobbyist, an embedded systems engineer, or a production buyer, having a reliable supply of LM393 comparators on hand is essential. This 50-piece lot ensures you're never short when a prototype demands rapid iteration or a production batch needs replenishment. The SOIC-8 footprint is universally supported by modern PCB design tools and EMS manufacturers worldwide.\u003c\/p\u003e\n\n\u003cp\u003eBrowse more useful tools and electronics accessories in our store:\u003cbr\u003e\n  \u003ca href=\"\/products\/electromagnetic-induction-tester-coil-motherboard-fault-detector\"\u003eElectromagnetic Induction Tester – Coil \u0026amp; Circuit Fault Detector\u003c\/a\u003e\u003cbr\u003e\n  \u003ca href=\"\/products\/air-compressor-pressure-gauge-0-10-0-12-0-25-bar-hydraulic-diy\"\u003eAir Compressor Pressure Gauge 0-10\/0-12\/0-25 Bar | DIY Tool\u003c\/a\u003e\n\u003c\/p\u003e\n\n\u003cp\u003eLearn more: \u003ca href=\"https:\/\/www.osha.gov\/eye-face-protection\" target=\"_blank\" rel=\"noopener\"\u003eOSHA on eye and face protection\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: What is the difference between the LM393A-SR and LM393-SR in this pack?\u003c\/h4\u003e\n\u003cp\u003eA: The LM393A-SR is a higher-grade version of the LM393-SR with tighter input offset voltage specifications, making it suitable for more precision-sensitive designs. Both share the same SOIC-8 pinout and are functionally interchangeable in the vast majority of general-purpose applications.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Are these LM393A-SR \/ LM393-SR ICs compatible with standard PCB layouts?\u003c\/h4\u003e\n\u003cp\u003eA: Yes. The SOIC-8 package is one of the most widely used surface-mount footprints in the electronics industry. These ICs are fully compatible with standard SOIC-8 PCB land patterns and are supported by all major EDA\/PCB design software libraries.\u003c\/p\u003e\n\n\u003ch4\u003eQ: What supply voltage range do these dual differential comparators support?\u003c\/h4\u003e\n\u003cp\u003eA: These LM393-SR comparators support a single supply voltage of up to 36V or a dual supply of ±18V, making them extremely versatile for a broad range of circuit designs including automotive, industrial, and consumer electronics applications.\u003c\/p\u003e\n\n\u003ch4\u003eQ: How are the 50 pieces packaged for shipping?\u003c\/h4\u003e\n\u003cp\u003eA: The 50-piece lot is packaged securely to prevent static damage during transit. Standard anti-static packaging practices are used to ensure the ICs arrive in perfect working condition.\u003c\/p\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"What is the difference between the LM393A-SR and LM393-SR in this pack?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"The LM393A-SR is a higher-grade version of the LM393-SR with tighter input offset voltage specifications, making it suitable for more precision-sensitive designs. Both share the same SOIC-8 pinout and are functionally interchangeable in the vast majority of general-purpose applications.\"}}, {\"@type\": \"Question\", \"name\": \"Are these LM393A-SR \/ LM393-SR ICs compatible with standard PCB layouts?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Yes. The SOIC-8 package is one of the most widely used surface-mount footprints in the electronics industry. 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