![](/html/SANYO/29990/page5.png)
Block Diagram
Pin number inside ( ): for MFP
Hall amplifier
LB1952, 1952M
Output stage
Logarithmic
inverse
transformation
& differential
distribution
Upper
saturation
prevention
control
Control amplifier
Differential
distribution &
torque ripple
correction
unit
Drive distribution circuit & lower
saturation prevention control
Approx. 0.43 × VCC
Feedback
amplifier
Forward/
reverse
selection
Reference
voltage
FG amplifier
No.5132 - 5/11