BA6664FM データシートの表示（PDF） - ROHM Semiconductor

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BA6664FM

1ch Spindle Motor Driver ICs

ROHM Semiconductor 

BA6859AFP-Y,BA6664FM,BD6671FM

Technical Note

●Electrical characteristics

1) BA6859AFP-Y (Unless otherwise specified, Ta=25℃, VCC=5.0V, VM=12V)

Parameter

Symbol

Min.

Limits

Typ.

Max.

<Total device>

Circuit current 1

Circuit current 2

ICC1

－

0

0.2

ICC2

－

5.0

7.5

<Power-saving >

ON voltage range

OFF voltage range

VPSON

－

－

1.0

VPSOFF

2.5

－

－

<Hall bias>

Hall bias voltage

<Hall amp>

VHB

0.5

0.9

1.5

Input bias current

Same phase input voltage range

Mini. input level

IHA

－

0.7

3.0

VHAR

1.0

－

4.0

VINH

50

－

－

H3 hysteresis level

<Torque Command >

VHYS

5

20

40

Input voltage range

EC, ECR

0

－

5

Offset voltage -

Offset voltage +

Input bias current

ECOFF-

-80

-50

-20

ECOFF+

20

50

80

ECIN

-3

－

3

I/O gain

<FG>

GEC

0.56 0.70 0.84

FG output high-level voltage

VFGH

4.5

4.8

－

FG output low-level voltage

Duty (reference values)

<Rotation Detection>

VFGL

DU

－

0.25

0.4

－

50

－

FR output high-level voltage

FR output low-level voltage

<Output>

VFRH

VFRL

4.1

4.4

－

－

0.25

0.4

Output saturation high level voltage

VOH

Output saturation low level voltage

VOL

Pre-drive current

IVML

－

1.0

1.4

－

0.4

0.7

－

35

70

Output limit current

<Short brake >

ITL

560

700

840

ON voltage range

VSBON

2.5

－

－

OFF voltage range

<Brake mode >

VSBOFF

－

－

1.0

ON voltage range

VBRON

2.5

－

－

OFF voltage range

VBROFF

－

－

1.0

●Reference: Data

10

8

6

-40℃

4

25℃

85℃

2

0

4.5 5 5.5 6 6.5 7

Supply voltage :Vcc[v]

1.5

85℃

1.0

25℃

-40℃

0.5

0.0

0

0.3 0.6 0.9 1.2 1.5

Output Current :IOH[v]

Unit

Conditions

mA PS=L

mA PS=H

V Internal circuit OFF

V Internal circuit ON

V IHB=10mA

µA

V

mVpp

mV

One side input level

V Linear range:0.5～3.3V

mV ECR=1.9V

mV ECR=1.9V

µA EC=ECR

A/V EC=1.2, 1.7V

V IFG=-20µA

V IFG=3.0mA

%

V IFR=-20µA

V IFR=3.0mA

V IO=-600mA

V IO=600mA

mA EC=0V output open

mA

V BR=0V

V BR=0V

V EC>ECR, SB=Open

V EC>ECR, SB=Open

1.5

85℃

1.0

0.5

25℃

-40℃

0.0

0

0.3 0.6 0.9 1.2 1.5

Output Current :IOL [A]

Fig.1 Circuit Current 2

Fig.2 Output Saturation Voltage

at High Level

Fig.3 Output Saturation Voltage

at Low Level

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2/17

2010.06 - Rev.A

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