Diodes AM4967 - Manual (Page 12)

ADJUSTABLE-SPEED SINGLE-PHASE FULL-WAVE PRE-DRIVER FOR MOTOR AM4967
Data Sheet
12
Oct. 2008 Rev. 1. 2 BCD Semiconductor Manufacturing Limited
Operating Diagram (Continued)
Figure 12. Operating Diagram 4 of AM4967 (Note 4)
Note 4: The inclination of LS voltage is adjusted between V
LS
and V
REF
according to the capacitance which is recommended
to be 0.1
µF to 1.0µF.
LS Voltage
VMIN Voltage
0V
Lock Protection Linear
Start
VMIN Setting Speed
3.0V
1.0V
ON-Duty
VPWM Voltage
100%
0%
COSC
RD
High Level Low Level