LB1894M Просмотр технического описания (PDF) - SANYO -> Panasonic

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LB1894M

3-Phase Brushless Motor Driver for CD-ROM Spindle Motors

SANYO -> Panasonic 

LB1894M

Truth Table

Source→ Sink

Hall Input

UIN VIN WIN

Control

VC

W-phase → V-phase

HIGH

1

HIGH HIGH LOW

V-phase → W-phase

LOW

W-phase → U-phase

HIGH

2

HIGH LOW LOW

U-phase → W-phase

LOW

V-phase → W-phase

HIGH

3

LOW LOW HIGH

W-phase → V-phase

LOW

U-phase → V-phase

HIGH

4

LOW HIGH LOW

V-phase → U-phase

LOW

V-phase → U-phase

HIGH

5

HIGH LOW HIGH

U-phase → V-phase

LOW

U-phase → W-phase

HIGH

6

LOW HIGH HIGH

W-phase → U-phase

LOW

An input is considered to be HIGH when UIN1 > UIN2, VIN1 > VIN2, and WIN1 > WIN2 by 0.2V more, and is considered

to be LOW when UIN1 > UIN2, VIN1 > VIN2, and WIN1 > WIN2 by 0.2V or less.

No.4948–3/7

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