This part is a kind of semiconductor called TA8406F.

Function of this product has DUAL POWER OPERATIONAL AMPLIFIER.

Manufacturers : Toshiba Semiconductor

Image and pinout :

Some of the text within the PDF file :

TA8406P/F TOSHIBA BIPOLAR LINEAR INTEGRATED CIRCUIT SILICON MONOLITHIC TA8406P,TA8406F DUAL POWER OPERATIONAL AMPLIFIER TA8406P, TA8406F are dual power operational amplifier. It is intended for use especially DC MOTOR positioning system applications such as Arm Driver (for Audiodisk Players), head or voice coil motor drivers (for Floppy and Winchester Disk Drivers) and any other power driver applications. FEATURES l Built−in over current protector l Few external parts are required. l Output current up to 500mA (AVE.) and 1.0 A (PEAK) l Excellent crosstalk characteristics BLOCK DIAGRAM Weight : DIP16−P−300−2.54A : 1.11g (Typ.) HSOP16−P−300−1.00 : 0.50g (Typ.) 1 2001-06-13 PIN FUNCTION TA8406P PIN No. 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 TA8406F PIN No. 1 2 3 4 5 6 7 8 9 10 [ ... ]

TA8406F PDF Datasheet Download