{"product_id":"stk4122ii-sanyo-stereo-amplifier-hybrid-ic-15w-15w","title":"STK4122II Sanyo AF Amplifier Module","description":"\u003ch3\u003eReliable 15W Stereo Audio Power Amplifier Module\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003eSTK4122II\u003c\/strong\u003e is a classic thick-film hybrid integrated circuit from Sanyo's legendary STK series. This module is designed for split power supply audio applications, delivering a stable 15W + 15W stereo output. It is the ideal replacement part for mid-80s to 90s compact stereo systems and integrated amplifiers.\u003c\/p\u003e\n\n\u003cp\u003eAs part of the \"Series II\" line, this IC features an internal muting circuit to eliminate pop noise during power cycles and offers improved harmonic distortion characteristics for a cleaner audio signal.\u003c\/p\u003e\n\n\u003ch4\u003eKey Technical Features:\u003c\/h4\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eContinuous Power Output:\u003c\/strong\u003e 15W + 15W (at 8?, THD = 0.4%)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eConfiguration:\u003c\/strong\u003e 2-Channel Stereo (SIP-18 Package)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFrequency Response:\u003c\/strong\u003e 20Hz to 50kHz\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOperating Voltage:\u003c\/strong\u003e Recommended ±20V (Maximum ±30.5V)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCompatibility:\u003c\/strong\u003e Direct replacement for NTE1817 and pin-compatible with other STK4102II series modules.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch4\u003eInstallation Best Practices:\u003c\/h4\u003e\n\u003cp\u003eFor long-term reliability, the STK4122II \u003cstrong\u003emust\u003c\/strong\u003e be mounted to a proper heatsink using high-quality thermal compound. Ensure the mounting surface is clean and level to prevent hotspots that can lead to internal component failure.\u003c\/p\u003e\n\n\u003cp\u003e\u003cem\u003eCheck your power supply rail voltage before installation to ensure it does not exceed the ±30.5V maximum limit.\u003c\/em\u003e\u003c\/p\u003e","brand":"Sanyo","offers":[{"title":"New","offer_id":48006073843866,"sku":"SC0007","price":19.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0555\/9477\/8778\/files\/4-_20STK4122II_20Sanyo_20AF_20Amplifier_20Module.jpg?v=1778389380","url":"https:\/\/prellelectronics.com\/products\/stk4122ii-sanyo-stereo-amplifier-hybrid-ic-15w-15w","provider":"Prell Electronics","version":"1.0","type":"link"}