ka3086d Fairchild Semiconductor, ka3086d Datasheet - Page 11

• Manufacturer Part Number: ka3086d
• Description: 2-phase Bldc Motor Driver
• Manufacturer: Fairchild Semiconductor

3. Voltage Control
Even though FAN8486D command uses Ic to control the magnitude of I
voltage control and has option to use current control.
Figure 4 shows the principle of the voltage control.
The V
Figure 5 shows the graph of V
CTL
is the motor speed control voltage, and the I
V
CTL
Converter
I
CTL
V / I
CTL
vs. I
O
I
CTL
.
I
I
Omax
Omax
I
I
O
O
0.48
CTL
A
A
T
T
V
REG
Figure 2.
Figure 3.
Figure 4.
Figure 5.
A
T
is converted to current through the V / I converter.
(TYP)
February. 2000.
Rev. 1.0.1
G
I
COmax
M
A
T
O
I
O
, it can also use voltage. FAN8486D mainly uses
V
I
CTL
CTL
I
O
FAN8486D (KA3086D)
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