BUY TA2040 https://www.utsource.net/itm/p/1164159.html
Phase Control SCR (1200-1400 Amperes Avg 2400-4000 Volts)
TA2040 is a SIP-22 power amplifier IC (Integrated Circuit) manufactured by Kenwood. It is designed for use in audio applications such as car stereos and portable radios. Description: The TA2040 is an integrated mono power amplifier IC with integrated output current driver. It offers high efficiency and low distortion, with a maximum output power of 10W into a 4Ω load for a supply voltage of 12V. It is designed for operation with a single 5.0V power supply. Features: Low distortion: 0.03% THD High efficiency: 81% Stable operation even at high frequencies Vbias circuit allows for low distortion operation even at low signal levels Low quiescent current: 20mA Low power-on mute time: 2ms Thermal shutdown protection Applications: Car audio Portable radios Voice recognition systems Home theater systems (For reference only)