參數(shù)資料
型號(hào): BA6665FM
廠商: Rohm CO.,LTD.
英文描述: Motor driver for CD-ROMs
中文描述: 馬達(dá)驅(qū)動(dòng)的CD - ROM
文件頁數(shù): 4/9頁
文件大?。?/td> 67K
代理商: BA6665FM
BA6665FM
Optical disc ICs
z
Electrical characteristics
(unless otherwise noted, Ta=25
°
C, V
CC
=5V, V
M
=12V)
Parameter
Symbol
Min.
Typ.
Max.
Unit
Conditions
Circuit current1
Circuit current2
POWER SAVE
ON voltage range
OFF voltage range
Hall bias voltage
Input bias current
In
phase input voltage range
Minimum input level
H
3
hysteresis level
TORQUE CONTROL
Input voltage range
Offset voltage
Offset voltage
+
Input current
I
CC
1
I
CC
2
V
PSON
V
PSOFF
V
HB
I
HA
V
HAR
V
INH
V
HYS
2.5
0.5
1.5
50
10
0.9
1.5
0.7
3.0
4.0
0
4.7
0.2
7.1
0
5
20
40
70
10
40
40
0.5
10
70
1.0
mA
mA
V
V
V
V
μ
A
Fig.1
Fig.1
Fig.2
Fig.2
Fig.3
Fig.3
Fig.3
Fig.6
Fig.5
Fig.5
Fig.5
Fig.6
Fig.6
Fig.4
Fig.4
Fig.6
Fig.2
Test Circuit
At power save OFF
I
HB
=
10mA
TOTAL
HALL BIAS
HALL AMP
FG
FG output voltage H
FG output voltage L
OUTPUT
Saturation voltage H
Saturation voltage L
Pre
drive current
Torque limit current
REVERSE
ON voltage range
OFF voltage range
At power save ON
mVpp
mV
mV
mV
μ
A
E
C
, E
CR
E
COFF
E
COFF
+
E
CIN
V
E
C
, E
CR
=
0.5V~3.3V
E
CR
=
1.65V
E
CR
=
1.65V
E
C
=
E
CR
=
1.65V
E
C
=
1.3 , 1.5V 1.8 , 2.0V
RNF
=
0.5
Input
output Gain
0.56
4.5
0
4.9
0.25
5.0
0.4
0.7
0.84
2.0
G
EC
V
FGH
V
FGL
V
OH
V
OL
I
VMP
I
TL
A / V
V
V
V
V
I
FG
=
20
μ
A
I
FG
=
3mA
I
O
=
600mA
I
O
=
600mA
E
C
=
5V output open
R
NF
=
0.5
1.0
0.4
35
700
1.5
0.8
V
RSON
V
RSOFF
560
2.5
840
1.0
70
mA
mA
V
V
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