s
1) Silent Direct-PWM-driving system 2) Current limit circuit 3) Built in FG-output 4) Hall Bias circuit
5) Reverse rotation detect and protection 6) Low consumption 7) Short brake 8) Built-in thermal-shut-down circuit.
Absolute Maximum Ratings (Ta = 25℃)
Parameter
5V voltage Supply Motor power supply Thermal Resistance Junction-ambient Spindle output current Power dissipation Operating temperature Storage temperature
Symbol
Vcc1/Vcc2 VM ja Io Pd Topr Tstg
Limits
7 15.
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AM9858 Optical Disc ICs
180 Deg BLDC Motor Driver for Optical Storage AM9858
The AM9858 is developed to drive Brush-less spindle motor. This IC has braking select. Forward rotation mode and braking mode are able to be selected by two control terminals.