BUY STK5392 https://www.utsource.net/itm/p/967117.html
Thick Film Hybrid Integrated Circuit VOLTAGE REGULATOR
Description: SIP-ZIP, SANYO Features: High power output Low distortion High efficiency Low noise Low heat dissipation High reliability High power density Low cost Applications: Audio amplifiers Home theater systems Car audio systems Professional audio systems Musical instrument amplifiers Portable audio systems Public address systems Industrial audio systems (For reference only)