This part is a kind of semiconductor called TDA2822D.

Function of this product has DUAL LOW-VOLTAGE POWER AMPLIFIER.

Manufacturers : ST Microelectronics

Image and pinout :

Some of the text within the PDF file :

TDA2822D DUAL LOW-VOLTAGE POWER AMPLIFIER SUPPLY VOLTAGE DOWN TO 1.8V LOWCROSSOVER DISTORTION LOW QUIESCENT CURRENT BRIDGE OR STEREO CONFIGURATION DESCRIPTION The TDA2822D is a monolithic integrated circuit in 8 lead (SO-8) package. It is intended for use as dual audio power amplifier in portable cassette players, radios and CD players ABSOLUTE MAXIMUM RATINGS Symbol VS IO Ptot Tstg, Tj Supply Voltage Peak Output Total Power Dissipation Tamb = 50°C Storage and Junction Temperature Parameter Value 15 1 0.5 -40 to 150 Unit V A W °C SO8 ORDERING NUMBER: TDA2822D APPLICATION CIRCUIT May 1991 1/6 TDA2822D PIN CONNECTION (Top view) THERMAL DATA Symbol R th j-amb Description Thermal Resistance Junction-ambient Max Value 200 Unit °C/W Figure 1: Stereo Application and Test Circuit Figure [ ... ]

TDA2822D PDF Datasheet Download