{"product_id":"lm4040a-sot23-voltage-reference-ic-10pcs-2-5v-3v-4-1v-5v","title":"10PCS LM4040A SOT-23 Voltage Reference IC – 2.5V 3.0V 4.1V 5.0V","description":"\u003ch2\u003eLM4040 Precision Voltage Reference – 10-Pack SOT-23\u003c\/h2\u003e\n\u003cp\u003eGet reliable, stable voltage reference performance with this 10-piece pack of \u003cstrong\u003eLM4040A series precision shunt voltage reference ICs\u003c\/strong\u003e. Available in popular voltage grades — 2.0V, 2.5V, 3.0V, 4.1V, and 5.0V — these compact \u003cstrong\u003eSOT-23 package\u003c\/strong\u003e components are ideal for engineers, hobbyists, and electronics technicians working on precision analog circuits, data acquisition systems, battery-powered devices, and more.\u003c\/p\u003e\n\n\u003cp\u003eThe LM4040 is a proven, industry-standard shunt voltage reference offering \u003cstrong\u003etight voltage tolerance, low temperature coefficient, and low operating current\u003c\/strong\u003e. Whether you're designing a precision ADC reference, a calibration circuit, or a portable instrument, these ICs deliver the stable reference voltage your design demands — all in an ultra-compact footprint.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eModel:\u003c\/strong\u003e LM4040AIM3X \/ LM4040AIM3XI \/ LM4040A\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePackage:\u003c\/strong\u003e SOT-23 (surface-mount, space-saving)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eAvailable Voltage Grades:\u003c\/strong\u003e 2.0V, 2.5V, 3.0V, 4.1V, 5.0V\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eQuantity:\u003c\/strong\u003e 10 pieces per pack — great value for prototyping and production\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e Precision shunt voltage reference IC\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eLow operating current\u003c\/strong\u003e — suitable for battery-powered and low-power designs\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eTight initial accuracy\u003c\/strong\u003e — minimizes the need for external trimming\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWide operating temperature range\u003c\/strong\u003e — reliable across industrial and commercial environments\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eIndustry-standard pinout\u003c\/strong\u003e — drop-in compatible with LM4040 footprints\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eTypical Applications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eADC\/DAC voltage reference circuits\u003c\/li\u003e\n  \u003cli\u003ePrecision analog signal conditioning\u003c\/li\u003e\n  \u003cli\u003ePortable and battery-operated instruments\u003c\/li\u003e\n  \u003cli\u003eCalibration and measurement equipment\u003c\/li\u003e\n  \u003cli\u003eMicrocontroller-based sensor interfaces\u003c\/li\u003e\n  \u003cli\u003ePower management and regulation circuits\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat's in the Box?\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e10 × LM4040A SOT-23 Voltage Reference ICs (your selected voltage grade)\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003eMade in Mainland China.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003ch3\u003eRelated Products You May Like\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/electromagnetic-induction-tester-coil-motherboard-fault-detector\"\u003eElectromagnetic Induction Tester – Coil \u0026amp; Circuit Fault Detector\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\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\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eLearn more: \u003ca href=\"https:\/\/www.osha.gov\/personal-protective-equipment\" target=\"_blank\" rel=\"noopener\"\u003eOSHA on personal protective equipment\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: What voltage grades are available for the LM4040A SOT-23 voltage reference ICs?\u003c\/h4\u003e\n\u003cp\u003eA: These LM4040AIM3X ICs are available in 2.0V, 2.5V, 3.0V, 4.1V, and 5.0V precision shunt voltage reference grades. Please select your required voltage grade at the time of purchase. Each pack contains 10 pieces of your chosen grade.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Are these LM4040 ICs compatible with standard LM4040 PCB footprints?\u003c\/h4\u003e\n\u003cp\u003eA: Yes. The LM4040AIM3X uses the standard industry SOT-23 package with the same pinout as common LM4040 series voltage reference ICs, making them fully compatible with existing LM4040 PCB layouts and footprints.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Are these suitable for low-power or battery-operated circuit designs?\u003c\/h4\u003e\n\u003cp\u003eA: Absolutely. The LM4040A series is specifically designed with a low operating current, making it an excellent choice for battery-powered devices, portable instruments, and any application where minimizing quiescent current consumption is important.\u003c\/p\u003e\n\n\u003ch4\u003eQ: How many ICs are included in one pack?\u003c\/h4\u003e\n\u003cp\u003eA: Each pack contains 10 pieces of the LM4040A SOT-23 voltage reference IC in your selected voltage grade — perfect for prototyping, small production runs, or keeping a stock of spares on hand.\u003c\/p\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"What voltage grades are available for the LM4040A SOT-23 voltage reference ICs?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"These LM4040AIM3X ICs are available in 2.0V, 2.5V, 3.0V, 4.1V, and 5.0V precision shunt voltage reference grades. Please select your required voltage grade at the time of purchase. Each pack contains 10 pieces of your chosen grade.\"}}, {\"@type\": \"Question\", \"name\": \"Are these LM4040 ICs compatible with standard LM4040 PCB footprints?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Yes. The LM4040AIM3X uses the standard industry SOT-23 package with the same pinout as common LM4040 series voltage reference ICs, making them fully compatible with existing LM4040 PCB layouts and footprints.\"}}, {\"@type\": \"Question\", \"name\": \"Are these suitable for low-power or battery-operated circuit designs?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Absolutely. The LM4040A series is specifically designed with a low operating current, making it an excellent choice for battery-powered devices, portable instruments, and any application where minimizing quiescent current consumption is important.\"}}, {\"@type\": \"Question\", \"name\": \"How many ICs are included in one pack?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Each pack contains 10 pieces of the LM4040A SOT-23 voltage reference IC in your selected voltage grade — perfect for prototyping, small production runs, or keeping a stock of spares on hand.\"}}]}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"BreadcrumbList\", \"itemListElement\": [{\"@type\": \"ListItem\", \"position\": 1, \"name\": \"Home\", \"item\": \"https:\/\/n8ande-60.myshopify.com\/\"}, {\"@type\": \"ListItem\", \"position\": 2, \"name\": \"Home page\", \"item\": \"https:\/\/n8ande-60.myshopify.com\/collections\/frontpage\"}, {\"@type\": \"ListItem\", \"position\": 3, \"name\": \"10PCS LM4040A SOT-23 Voltage Reference IC – 2.5V 3.0V 4.1V 5.0V\", \"item\": \"https:\/\/n8ande-60.myshopify.com\/products\/lm4040a-sot23-voltage-reference-ic-10pcs-2-5v-3v-4-1v-5v\"}]}\u003c\/script\u003e","brand":"Axl","offers":[{"title":"LM4040AIM3X-3.0","offer_id":44167173800023,"sku":"5:200004182#LM4040AIM3X-3.0","price":13.73,"currency_code":"USD","in_stock":true},{"title":"LM4040AIM3X-2.5","offer_id":44167173832791,"sku":"5:200004763#LM4040AIM3X-2.5","price":8.29,"currency_code":"USD","in_stock":true},{"title":"LM4040AIM3X-5.0","offer_id":44167173865559,"sku":"5:4#LM4040AIM3X-5.0","price":14.99,"currency_code":"USD","in_stock":true},{"title":"LM4040AIM3X-4.1","offer_id":44167173898327,"sku":"5:200004183#LM4040AIM3X-4.1","price":23.03,"currency_code":"USD","in_stock":true},{"title":"LM4040AIM3X-2.0","offer_id":44167173931095,"sku":"5:144170022#LM4040AIM3X-2.0","price":11.73,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0676\/6008\/7383\/files\/S43c7272227d949bfb2110daf34170d1bX.webp?v=1786758994","url":"https:\/\/axlcustomersupport.com\/products\/lm4040a-sot23-voltage-reference-ic-10pcs-2-5v-3v-4-1v-5v","provider":"Axl","version":"1.0","type":"link"}