{"product_id":"l7805cv-linear-voltage-regulator","title":"L7805CV Linear Voltage Regulator","description":"\u003cp\u003e\u003cstrong\u003eFixed 5V regulation in a through-hole TO-220 package.\u003c\/strong\u003e L7805CV is a three-terminal positive linear voltage regulator for making a stable \u003cstrong\u003e5V\u003c\/strong\u003e rail from a higher DC input in printer electronics, control panels, breadboards, and small repair projects.\u003c\/p\u003e\n\u003ch3\u003eWhy use this part\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSimple 5V rail:\u003c\/strong\u003e fixed positive regulator output, no trim pot or switching noise to tune.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTO-220 package:\u003c\/strong\u003e easy to solder, breadboard, bolt down, or heat-sink when the load current and voltage drop demand it.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBuilt-in protection:\u003c\/strong\u003e the ST L78 datasheet specifies internal current limiting, thermal shutdown, and safe-area protection.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003ePart number: \u003cstrong\u003eL7805CV\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eRegulator type: \u003cstrong\u003epositive fixed linear voltage regulator\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eOutput voltage: \u003cstrong\u003e5V nominal\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eOutput current: \u003cstrong\u003eup to 1.5A\u003c\/strong\u003e, subject to heat sinking and power dissipation\u003c\/li\u003e\n\u003cli\u003ePackage: \u003cstrong\u003eTO-220 \/ TO-220AB, 3 lead\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eInput voltage: L78 datasheet rates the 5V family up to \u003cstrong\u003e35V DC absolute maximum\u003c\/strong\u003e; design with thermal margin.\u003c\/li\u003e\n\u003cli\u003eTypical dropout: about \u003cstrong\u003e2V\u003c\/strong\u003e at 1A in the ST L78 datasheet, so it needs input headroom above 5V.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eIntended use\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eCreating a local 5V logic rail from a higher DC supply.\u003c\/li\u003e\n\u003cli\u003eSmall controller, sensor, LED, relay, breadboard, and repair circuits.\u003c\/li\u003e\n\u003cli\u003ePrinter electronics projects where a quiet, simple linear regulator is preferred over a buck converter.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eGotchas\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eThis is \u003cstrong\u003enot\u003c\/strong\u003e an efficient buck converter. The voltage drop times load current turns into heat.\u003c\/li\u003e\n\u003cli\u003eAt higher current, use a proper heat sink and check the power dissipation before putting it in an enclosed printer bay.\u003c\/li\u003e\n\u003cli\u003eThis is a component IC, not a wired plug-and-play 5V power supply.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"dfh.fm","offers":[{"title":"Default Title","offer_id":43328754155742,"sku":"8366121093","price":0.69,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0556\/9767\/0313\/products\/497_TO220-3TO220AB_3.jpg?v=1661573095","url":"https:\/\/formosissima.myshopify.com\/products\/l7805cv-linear-voltage-regulator","provider":"dfh.fm","version":"1.0","type":"link"}