LB1952 데이터 시트보기 (PDF) - SANYO -> Panasonic

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LB1952

3-phase Brushless Motor Driver for VCR Capstans

SANYO -> Panasonic 

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

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