This part is a kind of semiconductor called BD6667FM.

Function of this product has Spindle Motor Driver IC.

Manufacturers : Rohm

Image and pinout :

Some of the text within the PDF file :

00W096A Spindle motor driver IC for CD-ROM/RW BD6667FM Description The BD6667FM has achieved in high-efficiency and low power consumption due to the adoption of MOSFET output and direct PWM drive. Power save circuit, current limit circuit, FG output hall bias, reverse protection circuit, short brake SW, and rotation direction detection terminal are incorporated. The result is a multi-function and high-performance IC. Features 1) Direct PWM drive 2) Built-in power save circuit 3) Built-in current limit circuit 4) Built-in FG output 5) Built-in hall bias 6) Built-in reverse protection circuit 7) Low power consumption due to MOSFET output 8) Built-in short brake SW 9) Built-in rotation direction detection terminal Applications CD-ROM/RW HSOP-M28 Dimension (Units : mm) 18.5±0.2 28 15 9.9 [ ... ]

BD6667FM PDF Datasheet Download