LB1910 데이터 시트보기 (PDF) - SANYO -> Panasonic

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LB1910

FDD Spindle Motor Driver

SANYO -> Panasonic 

Pin Functions

Pin No.

Symbol

Pin voltage

18

UIN+

19

UIN–

20

VIN+

21

VIN–

22

WIN+

23

WIN–

1.5 V min

VCC – 1.0 V

max

LB1910

Equivalent circuit diagram

Function

U phase Hall element input

V phase Hall element input

W phase Hall element input

24

HB

0.8 V typ

(IH = 5 mA)

Minus side connection for providing the Hall bias

current

This pin becomes open in the stopped state, thus

cutting the Hall bias current.

25

FGIN+

26

FGIN–

27

FGOUT

2.5 V

• FG amplifier plus input

A 2.5-V reference voltage is generated

internally.

• FG amplifier minus input

• FG amplifier output

28

I+

1

I–

2

ID

L: 0.4 V max

H: 4.5 V min

Index input

Index output

Continued on next page.

No. 5383-5/7

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