AN8294S - Optical Disc Brush-Less Spindle Motor Drive IC
Pin No.
Pin name Standard waveform Description Equivalent circuit (Note) ↓ 100µA 1kΩ 60kΩ 1 1 VH : Hall bias Terminal supplying the current to the Hall element VCC 2 FG : FG signal output Terminal for comparison outputting “High” or “Low” according to signals of H2+, H2 *.
50kΩ 2 3
AN8294S Features
* Three-phase full-wave soft switch system used and snubberless 24 23 22 21 20 19 18 17 16 15 14 13
* FG output and rotation direction detection output terminal
* provided Current limitation function built-in, and voltage fall of detection resi
