{"product_id":"stk4275-sanyo-focus-output-power-amplifier-ic-15-pin","title":"STK4275 Sanyo Focus Output Power Amplifier","description":"\u003ch3\u003eSanyo STK4275 Focus Output Power Amplifier Module\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003eSTK4275\u003c\/strong\u003e is a high-precision thick-film hybrid integrated circuit manufactured by Sanyo. Specifically engineered as a \u003cstrong\u003eFocus Output Power Amplifier\u003c\/strong\u003e, this 15-pin module is an essential component for the focus and deflection control systems in projection televisions and professional-grade CRT monitors.\u003c\/p\u003e\n\n\u003cp\u003eBuilt using Sanyo's high-reliability fabrication process, the STK4275 handles the demanding current requirements of electromagnetic focus coils. It is the definitive replacement part for restoring sharpness and geometric accuracy to vintage high-end display hardware that has suffered from focus drift or blurred imagery.\u003c\/p\u003e\n\n\u003ch4\u003eKey Technical Features:\u003c\/h4\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eApplication:\u003c\/strong\u003e Dedicated Focus Output Power Amplification.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePackage Type:\u003c\/strong\u003e 15-Pin SIP (Single In-line Package \/ ZIP-15P).\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHigh Current Drive:\u003c\/strong\u003e Designed to maintain stable output for electromagnetic coil management.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eThermal Management:\u003c\/strong\u003e Integrated onto an insulated metal substrate for efficient heat dissipation.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePrecision Control:\u003c\/strong\u003e Optimized for linear performance in video deflection environments.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch4\u003eInstallation \u0026amp; Technician's Notes:\u003c\/h4\u003e\n\u003cp\u003eFocus output modules like the STK4275 operate under significant thermal stress within video units. The module \u003cstrong\u003emust\u003c\/strong\u003e be securely bolted to its original heatsink with a fresh, even application of high-quality thermal silicone grease. Operating this module without proper thermal coupling—even for a few seconds during a test—will lead to localized \"hot-spotting\" and permanent internal failure.\u003c\/p\u003e\n\n\u003cp\u003e\u003cem\u003ePro Tip: Before replacing the STK4275, inspect the flyback transformer and focus block for leaks or arcing, as these external faults often cause the focus amplifier to fail. Ensure the focus voltage path is clear and that associated high-wattage resistors are within their rated tolerance.\u003c\/em\u003e\u003c\/p\u003e","brand":"Sanyo","offers":[{"title":"New","offer_id":48013257244826,"sku":"SC0008","price":28.5,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0555\/9477\/8778\/files\/23-STK4275_20Sanyo_20Focus_20Output_20Power_20Amplifier.jpg?v=1778557076","url":"https:\/\/prellelectronics.com\/products\/stk4275-sanyo-focus-output-power-amplifier-ic-15-pin","provider":"Prell Electronics","version":"1.0","type":"link"}