LB1989 データシートの表示（PDF） - SANYO -> Panasonic

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LB1989

Three-Phase Sensorless VCR Drum Motor Driver

SANYO -> Panasonic 

Continued from preceding page.

Pin No.

Pin

Pin voltage

18

PGIN+

19

PGIN–

LB1989

Equivalent circuit

Function

PG amplifier positive (+) input

This pin is biased internally by 1/2 VREG.

PG amplifier negative (–) input

20

PGOUT1

21

PGOUT2

22

BFGO

PG amplifier linear output

PG Schmitt amplifier output

Motor back EMF detection FG output

(synthesized from 3 phases)

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No. 6210-7/9

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