an8473sa Panasonic Corporation of North America, an8473sa Datasheet - Page 3

• Manufacturer Part Number: an8473sa
• Description: Spindle Motor Driver Ic For Optical Disk
• Manufacturer: Panasonic Corporation of North America

■ Recommended Operating Range
■ Electrical Characteristics at T
Supply voltage
Overall
Circuit current 1
Circuit current 2
Start/stop
Start voltage
Stop voltage
Hall bias
Hall bias voltage
Hall amplifier
Input bias current
In-phase input voltage range
Minimum input level
Torque command
In-phase input voltage range
Offset voltage
Dead zone
Input current
Input/output gain
Output
High-level output saturation voltage
Low-level output saturation voltage
Torque limit current
FG
FG output high-level
FG output low-level
In-phase input voltage range
FG hysteresis width
Step-up circuit
Step-up voltage
Parameter
Parameter
Symbol
V
a
V
V
V
EC
EC
EC
V
V
FG
I
I
V
V
FG
A
V
H
START
= 25°C
I
EC
Symbol
I
PUMP
DD1
DD2
V
V
STOP
HBR
BH
FGR
INH
TL
HB
OH
CS
OL
FG
OF
DZ
V
M11, 12
M21, 22
IN
H
L
DD
at V
off at V
V
V
Voltage with which a circuit operates
Voltage with which a circuit becomes
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
DD
DD
DD
DD
DD
DD
DD
DD
DD
DD
DD
DD
DD
DD
DD
DD
DD
DD
DD
SDD00005CEB
DD
= 5 V in power save mode
= 5 V including step-up circuit
= 5 V, I
= 5 V
= 5 V, except for H2H, H2L
= 5 V
= 5 V
= 5 V
= 5 V
= 5 V, EC = ECR = 2.5 V
= 5 V, I
= 5 V
= 5 V
= 5 V
= 5 V, R
= 5 V, I
= 5 V, R
= 5 V, I
= 5 V, I
= 5 V and L → H
DD
= 5 V and H → L
Conditions
HB
O
O
FG
FG
CS
CS
= −500 mA
= 500 mA
= − 0.01 mA
= 0.01 mA
= 20 mA
= 0.33 Ω
= 0.33 Ω
4.5 to 5.5
Range
−100
0.36
Min
455
2.7
0.7
1.5
0.5
1.5
−5




60



0
3
5
7
0.48
0.15
0.15
Typ
570
1.2
−1





75



10

0
7
1
0
AN8473SA
Max
0.60
0.30
0.30
100
150
685
0.2
0.7
1.6
4.0
3.9
0.5
3.0
14




20
10
5
Unit
V
mV[p-p]
Unit
A/V
mA
mA
mV
mV
mA
mV
µA
µA
V
V
V
V
V
V
V
V
V
V
V
3