{"product_id":"lm7812-l7812cv-positive-voltage-regulator-fixed-12v-to-220-package","title":"LM7812 \/ L7812CV Positive Voltage Regulator (Fixed 12V - TO-220 Package)","description":"\u003cp data-path-to-node=\"4\" id=\"p-rc_27a300ba33b177e9-843\"\u003eWhen your project demands a stable, noise-free 12-Volt power rail, the LM7812 is the definitive industry-standard solution. \u003cspan class=\"citation-779 citation-end-779\"\u003ePart of the iconic 78xx series of fixed-voltage linear regulators, this three-terminal integrated circuit is designed to take a higher, fluctuating DC input voltage and step it down to a precise, continuous 12-Volt output.\u003csup class=\"superscript\" data-turn-source-index=\"2\"\u003e\u003c!----\u003e\u003c\/sup\u003e\u003c\/span\u003e Because it is a linear regulator, it provides exceptionally clean power with virtually zero high-frequency switching noise, making it highly favored for sensitive audio equipment, radio telemetry, and precision instrumentation. \u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c\/p\u003e\n\u003cp data-path-to-node=\"5\" id=\"p-rc_27a300ba33b177e9-844\"\u003e\u003cspan class=\"citation-778 citation-end-778\"\u003eHoused in the standard, robust TO-220 through-hole package, the LM7812 can comfortably deliver up to 1.5 Amps of output current.\u003csup class=\"superscript\" data-turn-source-index=\"3\"\u003e\u003c!----\u003e\u003c\/sup\u003e\u003c\/span\u003e It features an integrated heavy metal backing tab designed to bolt directly onto an aluminum heatsink or chassis, allowing it to safely shed excess voltage as thermal energy. With zero external configuration components required other than standard smoothing capacitors, it offers an absolute foolproof method for implementing a local on-board 12-Volt regulation zone. \u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c\/p\u003e\n\u003cp data-path-to-node=\"6\"\u003e\u003cb data-path-to-node=\"6\" data-index-in-node=\"0\"\u003eKey Features \u0026amp; Functional Advantages\u003c\/b\u003e\u003c\/p\u003e\n\u003cul data-path-to-node=\"7\"\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"7,0,0\"\u003e\u003cb data-path-to-node=\"7,0,0\" data-index-in-node=\"0\"\u003eFixed 12-Volt Output:\u003c\/b\u003e Factory-trimmed to output exactly 12 Volts, completely eliminating the need for external voltage-setting resistors and simplifying your PCB layout.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"7,1,0\"\u003e\u003cb data-path-to-node=\"7,1,0\" data-index-in-node=\"0\"\u003e1.5 Amp Current Rating:\u003c\/b\u003e Capable of supplying over 1.5 Amps of continuous current when paired with an adequate thermal management system.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"7,2,0\"\u003e\u003cb data-path-to-node=\"7,2,0\" data-index-in-node=\"0\"\u003eLow-Noise Linear Architecture:\u003c\/b\u003e Does not generate the electromagnetic interference (EMI) or high-frequency ripple typical of buck switching converters, protecting clean analog signals.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"7,3,0\" id=\"p-rc_27a300ba33b177e9-845\"\u003e\u003cb data-path-to-node=\"7,3,0\" data-index-in-node=\"0\"\u003eComprehensive Internal Safety:\u003c\/b\u003e\u003cspan class=\"citation-777 citation-end-777\"\u003e Equipped with built-in thermal overload protection, internal short-circuit current limiting, and output transistor safe-area compensation to make it virtually indestructible.\u003csup class=\"superscript\" data-turn-source-index=\"4\"\u003e\u003c!----\u003e\u003c\/sup\u003e\u003c\/span\u003e \u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"7,4,0\"\u003e\u003cb data-path-to-node=\"7,4,0\" data-index-in-node=\"0\"\u003eDrop-In Simplicity:\u003c\/b\u003e Requires only an input pin, a ground pin, and an output pin, significantly lowering the overall component count of your power supply module.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-path-to-node=\"8\"\u003e\u003cb data-path-to-node=\"8\" data-index-in-node=\"0\"\u003ePerfect For\u003c\/b\u003e\u003c\/p\u003e\n\u003cul data-path-to-node=\"9\"\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"9,0,0\"\u003e\u003cb data-path-to-node=\"9,0,0\" data-index-in-node=\"0\"\u003e12V Relay and Solenoid Drivers:\u003c\/b\u003e Providing the clean, dedicated high-current rail needed to reliably throw electromagnetic relays and actuators without sagging logic rails.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"9,1,0\"\u003e\u003cb data-path-to-node=\"9,1,0\" data-index-in-node=\"0\"\u003eAudio Amplifiers and Mixers:\u003c\/b\u003e Powering operational amplifier stages and small audio power amplifiers where power supply hum and high-frequency noise must be minimized.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"9,2,0\"\u003e\u003cb data-path-to-node=\"9,2,0\" data-index-in-node=\"0\"\u003eIndustrial Control Systems:\u003c\/b\u003e Stepping down standard 24-Volt industrial supply lines down to a steady 12 Volts for localized sensors and interface circuitry.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"9,3,0\"\u003e\u003cb data-path-to-node=\"9,3,0\" data-index-in-node=\"0\"\u003eHobbyist Bench Power Supplies:\u003c\/b\u003e Acting as the fixed 12-Volt tap in multi-rail DIY laboratory power supplies.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-path-to-node=\"10\"\u003e\u003cb data-path-to-node=\"10\" data-index-in-node=\"0\"\u003eTechnical Specifications\u003c\/b\u003e\u003c\/p\u003e\n\u003cul data-path-to-node=\"11\"\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"11,0,0\"\u003e\u003cb data-path-to-node=\"11,0,0\" data-index-in-node=\"0\"\u003eDevice Type:\u003c\/b\u003e Standard Linear Voltage Regulator\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"11,1,0\"\u003e\u003cb data-path-to-node=\"11,1,0\" data-index-in-node=\"0\"\u003eOutput Type:\u003c\/b\u003e Fixed Positive\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"11,2,0\"\u003e\u003cb data-path-to-node=\"11,2,0\" data-index-in-node=\"0\"\u003eOutput Voltage:\u003c\/b\u003e 12.0 Volts DC\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"11,3,0\"\u003e\u003cb data-path-to-node=\"11,3,0\" data-index-in-node=\"0\"\u003eInput Voltage Range:\u003c\/b\u003e 14.5 Volts to 35.0 Volts DC\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"11,4,0\"\u003e\u003cb data-path-to-node=\"11,4,0\" data-index-in-node=\"0\"\u003eMaximum Output Current:\u003c\/b\u003e 1.5 Amps\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"11,5,0\"\u003e\u003cb data-path-to-node=\"11,5,0\" data-index-in-node=\"0\"\u003eVoltage Drop-Out:\u003c\/b\u003e Typically 2.0 Volts (Requires input to be at least 14.0V to 14.5V to stay in regulation)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"11,6,0\"\u003e\u003cb data-path-to-node=\"11,6,0\" data-index-in-node=\"0\"\u003ePackage Type:\u003c\/b\u003e 3-Pin TO-220 (Vertical through-hole with metal heatsink tab)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"K-TECHNICS","offers":[{"title":"Default Title","offer_id":42867879903303,"sku":null,"price":30.0,"currency_code":"KES","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0680\/7637\/2039\/files\/l7812-voltage-regulator-linear-voltage-regulator-rm0053-by-robomart-101-500x500-1.webp?v=1781194412","url":"https:\/\/www.ktechnics.com\/products\/lm7812-l7812cv-positive-voltage-regulator-fixed-12v-to-220-package","provider":"K-TECHNICS","version":"1.0","type":"link"}