Part number : LM378
Functions : Dual 4 Watt Audio Amplifier
Manufacturer : National ->Texas Instruments
Acquired by Texas Instruments on September 23rd, 2011.
The LM378 is a monolithic dual power amplifier
which offers high quality performance for stereo phonographs, tape players, recorders, and AM-FM stereo receiver, etc. The LM378 will deliver 4W channel into 8 or 16 Ohm loads. The amplifier is designed to operate with a minimum of external components and contains an internal bias regulator to bias each amplifier. Device overload protection consists of both internal current limit and thermal shutdown.
LM378 Datasheet PDF
Other data sheets within the file : LM378, LM378N