{"product_id":"stk3122iii-sanyo-audiophile-voltage-amplifier-driver-ic","title":"STK3102III Sanyo Voltage Amplifier","description":"\u003ch3\u003eHigh-Performance Stereo Voltage Amplifier Driver Module\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003eSTK3122III\u003c\/strong\u003e is a precision thick-film hybrid integrated circuit from Sanyo's elite series. Engineered specifically as a \u003cstrong\u003evoltage amplification stage\u003c\/strong\u003e, this \"Mark III\" module is designed to drive high-power output stages delivering between 100W and 120W per channel with exceptional signal purity.\u003c\/p\u003e\n\n\u003cp\u003eA staple in high-end vintage Hi-Fi receivers and professional power amplifiers, the STK3122III is prized for its ultra-low noise floor and superior thermal tracking, ensuring consistent audio performance even during extended high-volume sessions.\u003c\/p\u003e\n\n\u003ch4\u003eKey Technical Features:\u003c\/h4\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eApplication:\u003c\/strong\u003e Premium voltage amplification for 100W–120W stereo power stages.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMark III Refinement:\u003c\/strong\u003e Advanced internal circuitry achieving ultra-low Total Harmonic Distortion (typically 0.08% at full drive).\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eConfiguration:\u003c\/strong\u003e 2-Channel (Stereo) in a specialized 15-pin SIP package.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFrequency Response:\u003c\/strong\u003e Optimized for high-fidelity reproduction from 20Hz to 20kHz (±0.3dB).\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eVoltage Range:\u003c\/strong\u003e Designed for high-voltage dual supplies (Maximum ±63V).\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch4\u003eTechnician's Note:\u003c\/h4\u003e\n\u003cp\u003eThe STK3122III is the high-voltage \"brain\" of the power amplifier. Before installation, it is critical to verify that the final output transistors and emitter resistors are functioning correctly. A short in the power stage can backfeed and damage a new driver IC instantly. Always ensure the power supply capacitors are fully discharged before replacing this module.\u003c\/p\u003e\n\n\u003cp\u003e\u003cem\u003eInstallation Tip: Proper heatsink mounting is essential. Use high-quality thermal silicone grease to ensure effective heat transfer from the module backplate to the cooling assembly.\u003c\/em\u003e\u003c\/p\u003e","brand":"Sanyo","offers":[{"title":"New","offer_id":48006074564762,"sku":"SC0007","price":32.5,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0555\/9477\/8778\/files\/20-STK3102III_20Sanyo_20Voltage_20Amplifier.jpg?v=1778389425","url":"https:\/\/prellelectronics.com\/products\/stk3122iii-sanyo-audiophile-voltage-amplifier-driver-ic","provider":"Prell Electronics","version":"1.0","type":"link"}