BA6668FM Datasheet - Rohm

BA6668FM 3-Phase Motor Driver For CD-ROM/R-RW/DVD-ROM/RAM

Dim ension (Uni ts:m m) The BA6668FM is a motor driver developed for CD-R RW spindle motors. This IC has a junction temperature alarm pin, a gain switch and a limit switch pin. A power save, thermal shut down, current limit, rotation detector, and a reverse protection circuit are all included. Gai.

BA6668FM Features

* 1)3-phase, full-wave pseudo linear driving system 2)Built-in power save, thermal shut down circuit 3)Built-in current limit, Hall Bias circuit 4)Built-in FG-output, FG3-phase synthesized output 5)Built-in rotation detector 6)Built-in reverse protection circuit 7)Built-in Limit switch and Gain switch

BA6668FM_Rohm.pdf