{"product_id":"tl431a-adjustable-shunt-regulator-sot-23-smd-to-92-tht","title":"TL431A Adjustable Shunt Regulator – SOT-23 (SMD) \/ TO-92 (THT)","description":"\u003cp\u003e\u003cstrong\u003eTL431A adjustable shunt regulator\u003c\/strong\u003e is used as an exact reference voltage in switched-mode power supplies (SMPS), chargers, TV PSUs, game consoles, and other power electronics.\u003c\/p\u003e\n\u003cp\u003eThis product is sold in two \u003cstrong\u003eelectrically identical variants\u003c\/strong\u003e – choose the package depending on mounting:\u003c\/p\u003e\n\u003cul\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eSOT-23-3 (SMD)\u003c\/strong\u003e – compact surface-mounted version\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eTO-92-3 (Through-hole)\u003c\/strong\u003e – through-hole mounted, more thermally forgiving\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eTL431A\u003c\/strong\u003e has a reference voltage of approx. \u003cstrong\u003e2.495 V\u003c\/strong\u003e with high accuracy (±0.5%), making it suitable for critical feedback circuits via optocouplers.\u003c\/p\u003e\n\u003cp\u003eThe TL431 family appears under many designations from different manufacturers and is in most cases \u003cstrong\u003einterchangeable\u003c\/strong\u003e when the tolerance class and package pinout match.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCompatibility:\u003c\/strong\u003e Can replace TL431-compatible variants such as \u003cstrong\u003eAS431, EB5, KA431, AZ431\u003c\/strong\u003e and similar designations, provided that the same accuracy class (A) and package are used.\u003c\/p\u003e\n\u003cp\u003e\u003cem\u003eImportant:\u003c\/em\u003e For sensitive SMPS applications, TL431A (A-class) is always recommended instead of the standard TL431 with poorer tolerance.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eTypical applications:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\n\u003cli\u003ePSU feedback \u0026amp; voltage regulation\u003c\/li\u003e\n\n\u003cli\u003eOptocoupler control\u003c\/li\u003e\n\n\u003cli\u003eTV and console power supplies\u003c\/li\u003e\n\n\u003cli\u003eDC-DC converters\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\u003cp\u003e\u003cem\u003e\u003csmall\u003eProduct images are illustrative. The actual component may differ slightly in marking or appearance depending on the manufacturing batch.\u003c\/small\u003e\u003c\/em\u003e\u003c\/p\u003e","brand":"Darwish Trading – Konsolreparation \u0026 Tillbehör","offers":[{"title":"SOT-23-3 (SMD)","offer_id":53989377737027,"sku":"TL431A-SOT23","price":39.0,"currency_code":"SEK","in_stock":true},{"title":"TO-92-3 (THT)","offer_id":53989377769795,"sku":"TL431A-TO92","price":39.0,"currency_code":"SEK","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0945\/3627\/0147\/files\/431-smd.jpg?v=1765724226","url":"https:\/\/www.darwishtrading.se\/en\/products\/tl431a-adjustable-shunt-regulator-sot-23-smd-to-92-tht","provider":"DARORA","version":"1.0","type":"link"}