LB11990W 查看數據表（PDF） - SANYO -> Panasonic
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LB11990W Datasheet PDF : 14 Pages
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Continued from preceding page
Pin number Pin name Pin voltage
19
FC1
VCC1
LB11990W
Equivalent circuit
Pin function
Frequency characteristics pin.
Connecting a capacitor between
this pin and ground serves to
prevent closed-loop oscillation in
the current control circuitry.
19
20
FILTER
28
PGOUT D
VCC1
30kΩ
1kΩ
56 58 59 20
VCC1
28
Connecting a capacitor between
this pin and ground activates the
coil output saturation prevention
function. In this condition, the VS
pin is controlled for motor voltage
control.
By adjusting the external capacitor,
torque ripple compensation can be
varied.
PG amplifier output pin.
29
PGC
1.5kΩ 75kΩ
29
VCC1
PG amplifier peak hold capacitor
connection pin.
Continued on next page
No. 6216-9/14
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