HA13566AF Datasheet, PDF (9/20 Pages) Hitachi Semiconductor – Combo (Spindle & VCM) Driver

External Commutation Mode (Half Wave Mode)
+
B-EMF 0
(V_CC) _–
U
V
W
PHASE
0
COMM
0
+
U-Current
Switching ⁰
mode
–
+
U-Current
Soft
0
switching
mode
–
– 50 %
HA13566AF
9