View tda7298 datasheet:

TDA7298 ® 28W Hi-Fi AUDIO POWER AMPLIFIER WITH MUTE / STAND-BY SUPPLY VOLTAGE RANGE UP TO ±22V SPLIT SUPPLY OPERATION HIGH OUTPUT POWER (UP TO 28W MUSIC POWER) LOW DISTORTION MUTE/STAND-BY FUNCTION NO SWITCH ON/OFF NOISE AC SHORT CIRCUIT PROTECTION Heptawatt THERMAL SHUTDOWN ORDERING NUMBER: TDA7298 ESD PROTECTION DESCRIPTION est power into both 4? and 8? loads even in The TDA7298 is a monolithic integrated circuit in presence of poor supply regulation. Heptawatt package, intended for use as audio class AB amplifier in TV or Hi-Fi field application. The built in Muting/Stand-by function simplifies Thanks to the wide voltage range and to the high the remote operations avoiding also switching on- out current capability it’s able to supply the high- off noises. TEST