{"product_id":"10pcs-tl431-l78l05-voltage-regulator-ic-sop8-sot89","title":"10PCS TL431 L78L05 Voltage Regulator ICs SOP-8 SOT-89","description":"\u003ch2\u003e10PCS TL431 \u0026amp; L78L05 Voltage Regulator ICs – SOP-8 \u0026amp; SOT-89 Packages\u003c\/h2\u003e\n\u003cp\u003eGet reliable, original integrated circuits with this 10-piece mixed IC pack featuring the popular \u003cstrong\u003eTL431AC\u003c\/strong\u003e programmable voltage reference and the \u003cstrong\u003eL78L05\u003c\/strong\u003e 5V linear voltage regulator. Ideal for electronics hobbyists, engineers, and repair technicians who need genuine, new components in compact surface-mount packages.\u003c\/p\u003e\n\n\u003ch3\u003eProduct Highlights\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eQuantity:\u003c\/strong\u003e 10 pieces per pack\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eIncludes:\u003c\/strong\u003e TL431ACDR \/ TL431ACDT \/ TL431AC \/ 431AC \/ TL431 and L78L05 \/ 78L05 variants\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePackage Types:\u003c\/strong\u003e SOP-8 and SOT-89 – compatible with standard SMD footprints\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCondition:\u003c\/strong\u003e New and original ICs – not refurbished or remarked\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eTL431 Series:\u003c\/strong\u003e Precision programmable shunt voltage reference, adjustable from 2.5V to 36V\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eL78L05:\u003c\/strong\u003e 5V fixed positive linear voltage regulator, up to 100mA output current\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWide application:\u003c\/strong\u003e Power supplies, voltage references, feedback control circuits, battery chargers, and embedded systems\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\u003eTL431 Output Voltage Range\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e2.5V – 36V (adjustable)\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eL78L05 Output Voltage\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e5V fixed\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eL78L05 Max Output Current\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e100mA\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePackage\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSOP-8 \/ SOT-89\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCondition\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eNew \u0026amp; Original\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eQuantity\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e10 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\u003eSwitching and linear power supply designs\u003c\/li\u003e\n  \u003cli\u003ePrecision voltage reference circuits\u003c\/li\u003e\n  \u003cli\u003eBattery management and charging circuits\u003c\/li\u003e\n  \u003cli\u003eMicrocontroller and embedded system power regulation\u003c\/li\u003e\n  \u003cli\u003ePCB repair and prototyping\u003c\/li\u003e\n\u003c\/ul\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\/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 TL431 and L78L05 voltage regulator ICs included in this pack?\u003c\/h4\u003e\n\u003cp\u003eA: The \u003cstrong\u003eTL431AC\u003c\/strong\u003e is a precision programmable shunt voltage reference that can be adjusted across a wide output range (2.5V–36V), making it highly versatile for custom reference and feedback circuits. The \u003cstrong\u003eL78L05\u003c\/strong\u003e is a fixed 5V positive linear voltage regulator capable of supplying up to 100mA of output current — perfect for powering small logic circuits and microcontrollers directly from a higher supply voltage.\u003c\/p\u003e\n\u003ch4\u003eQ: Are these ICs new and original, or are they pulled\/refurbished components?\u003c\/h4\u003e\n\u003cp\u003eA: These are \u003cstrong\u003ebrand new and original\u003c\/strong\u003e ICs — not pulled from old boards or remarked. Each component is sourced fresh from the manufacturing supply chain, ensuring consistent electrical performance and reliable specifications for your designs.\u003c\/p\u003e\n\u003ch4\u003eQ: What package types are included — SOP-8 or SOT-89 — and are they compatible with standard PCB footprints?\u003c\/h4\u003e\n\u003cp\u003eA: This pack includes ICs in both \u003cstrong\u003eSOP-8\u003c\/strong\u003e (Small Outline Package, 8-pin) and \u003cstrong\u003eSOT-89\u003c\/strong\u003e (Small Outline Transistor) formats. Both are widely used, industry-standard SMD footprints fully compatible with most PCB designs and hand-soldering or reflow soldering processes.\u003c\/p\u003e\n\u003ch4\u003eQ: Can I use these voltage regulator ICs in DIY electronics projects and repairs?\u003c\/h4\u003e\n\u003cp\u003eA: Absolutely. The TL431 and L78L05 are among the most commonly used ICs in electronics, making this pack ideal for \u003cstrong\u003eDIY projects, circuit prototyping, PCB repairs, and educational electronics\u003c\/strong\u003e. Their compact SMD packages suit modern, space-efficient designs.\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 TL431 and L78L05 voltage regulator ICs included in this pack?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"The TL431AC is a precision programmable shunt voltage reference that can be adjusted across a wide output range (2.5V–36V), making it highly versatile for custom reference and feedback circuits. 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Their compact SMD packages suit modern, space-efficient designs.\"}}]}\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 TL431 L78L05 Voltage Regulator ICs SOP-8 SOT-89\", \"item\": \"https:\/\/n8ande-60.myshopify.com\/products\/10pcs-tl431-l78l05-voltage-regulator-ic-sop8-sot89\"}]}\u003c\/script\u003e","brand":"Axl","offers":[{"title":"TL431 SOT-89","offer_id":44167198769239,"sku":"5:115781#TL431 SOT-89","price":7.37,"currency_code":"USD","in_stock":true},{"title":"78L05 SOP-8","offer_id":44167198802007,"sku":"5:144170022#78L05 SOP-8","price":6.8,"currency_code":"USD","in_stock":true},{"title":"TL431 SOP-8","offer_id":44167198834775,"sku":"5:200004763#TL431 SOP-8","price":6.65,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0676\/6008\/7383\/files\/S631a61c4c26e4288a4b9a3f267a12e3ba.webp?v=1786759373","url":"https:\/\/axlcustomersupport.com\/products\/10pcs-tl431-l78l05-voltage-regulator-ic-sop8-sot89","provider":"Axl","version":"1.0","type":"link"}