Owner manual

ADJUSTABLE-SPEED SINGLE-PHASE FULL-WAVE PRE-DRIVER FOR MOTOR AM4967
Data Sheet
11
Oct. 2008 Rev. 1. 2 BCD Semiconductor Manufacturing Limited
Operating Diagram (Continued)
Figure 10. Operating Diagram 2 of AM4967 (Linear Start, VPWM Voltage < VMIN Voltage, Note 4)
Figure 11. Operating Diagram 3 of AM4967 (Linear Start, VPWM Voltage>VMIN Voltage, Note 4)
LS Voltage
VMIN Voltage
0V
Lock Protection Linear Start VPWM Setting Speed
3.0V
1.0V
ON-Duty
VPWM Voltage
100%
0%
COSC
LS Voltage
VMIN Voltage
0V
Lock Protection Linear
Start
VMIN Setting Speed
3.0V
1.0V
ON-Duty
VPWM Voltage
100%
0%
COSC