该数据手册介绍了ROHM的1ch spindle motor driver IC BA6859AFP-Y,BA6664FM,BD6671FM，包括3-phase full-wave pseudo-linear system, 180° electrifying direct PWM drive system, power saving, TSD (thermal shutdown), current limiting, Hall bias circuit, FG output, 3-phase component FG output, circuit direction detection function, reverse rotation prevention circuit, short brake pin, brake mode selection pin, DSP 3.3 V等特性。
