This part is a kind of semiconductor called TDA7297.
Function of this product has 15+15W DUAL BRIDGE AMPLIFIER.
Manufacturers : ST Microelectronics
Image and pinout :
Some of the text within the PDF file :
® TDA7297 15+15W DUAL BRIDGE AMPLIFIER WIDE SUPPLY VOLTAGE RANGE (6V -18V) MINIMUM EXTERNAL COMPONENTS – NO SVR CAPACITOR – NO BOOTSTRAP – NO BOUCHEROT CELLS – INTERNALLY FIXED GAIN STAND-BY & MUTE FUNCTIONS SHORT CIRCUIT PROTECTION THERMAL OVERLOAD PROTECTION DESCRIPTION The TDA7297 is a dual bridge amplifier specially designed for TV and Portable Radio applications. TECHNOLOGY BI20II Multiwatt 15 ORDERING NUMBER: TDA7297 BLOCK AND APPLICATION DIAGRAM 0.22µF IN1 ST-BY 4 7 VCC 3 13 470µF + 1 OUT1+ - 100nF S-GND 9 Vref 0.22µF IN2 12 MUTE 6 - 2 OUT1+ + 15 OUT2+ - September 2003 PW-GND 8 - 14 OUT2+ D94AU175B 1/9 TDA7297 ABSOLUTE MAXIMUM RATINGS Symbol VS IO Ptot Top Tstg, Tj Parameter Supply Voltage Output Peak Current (internally limited) Total Power Dissi [ ... ]