BA6425FS datasheet(2/2 Pages) LSI

Numer części	BA6425FS

Szczegółowy opis	3-phase full-wave fan motor driver IC

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Producent	LSI [LSI Computer Systems]

Strona internetowa	http://www.lsicsi.com

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∗If VM voltage is low, this IC may not be able to flow the output current by absolute maximum ratings.

mA

mV

Application Circuit

Operating supply voltage range

VCC

—

5

17

V

Operating supply voltage range

VM

—

3.5

17

V

Hall Amp in-phase voltage range

VCH

—

1.1

VCC–1.0

V

Recommended Operating Conditions (Ta=25˚C)

Parameter

Min.

Max.

Unit

Typ.

Symbol

VCC circuit current

ICC

—

0.8

0.35

–4.0

—

–10

0.38

–2.0

7.5

0

—

±8

±18

±28

3.7

76

1.21

0.55

—

0.5

—

6.0

120

1.6

0.75

2.0

4.5

0.2

10

0.62

0

VCC

mV

µA

V

µA

IM

VOH

VOL

IBH1

IBH2

ISD

VCL

IFRL

VFRH

VFRL

VFGL

VHYS

VM circuit current

Output saturation voltage H

Output saturation voltage L

Hall bias current H1

Hall bias current H2, H3

Input-converted offset voltage

Current limit voltage

FR bias current

Forward input voltage range

Reverse input voltage range

FG output L voltage

FG hysteresis width

Output : Open, Input : HLH

IO=350mA

IO=350mA RNF=0.5

Ω

Electrical characteristics (Unless otherwise noted: Ta=25˚C, Vcc=VM=12V)

Symbol

Min.

Max.

Unit

Conditions

Typ.

Parameter

∗3

RNF=0.5

Ω

IO=2mA

Signal combiner

Differential divide

Driver

Forward/

Reverse

select

Current

limit AMP

RNF

A3

A2

A1

VM

PCI

PCV

GND

FR

H3-

H3+

H2-

H2+

H1-

H1+

FG

HALL

1

HALL

2

HALL

3

FG

Output

saturation

prevent

TSD

A1 A2 A3

VCC

—

BA6425FS

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