la6503 Sanyo Semiconductor Corporation, la6503 Datasheet - Page 3

• Manufacturer Part Number: la6503
• Description: Cd-rom Drive Spindle Motor Driver Sled Motor Driver Sled Motion/position Detector Ic
• Manufacturer: Sanyo Semiconductor Corporation

Continued from preceding page.
Note: For items marked with an asterisk (*), the Hall comparator goes to the high level when the S/S pin is off (standby mode).
Truth Table
(Spindle Motor Block)
Inputs: The “H” state is when the + input of the corresponding
[Sled Motor Block]
[Hall Bias (3-V Output Power Supply)]
Output offset voltage
Buffer input voltage range
Input voltage range
Source output voltage
Sink output voltage
Closed-circuit voltage gain
Slew rate
Muting on voltage
Output voltage
Line regulation
Load regulation
1
2
3
4
5
6
phase is 0.2 V or more higher than the – input.
The “L” state is when the + input of the corresponding
phase is 0.2 V or more lower than the – input.
Source
W
V
W
U
V
W
U
W
U
V
V
U
Parameter
W
W
W
W
U
U
V
V
V
U
V
U
Sink
U
H
H
H
L
L
L
Input
H
H
H
V
L
L
L
V
V
W
H
H
H
L
L
L
Symbol
V
V
HB-LOAD
HB-OUT
V
V
HB-LIN
V
V
MUTE
V
VG
S
OFF
BIN
O
O
IN
R
1
2
Control
VC
H
H
H
H
H
H
L
L
L
L
L
L
Voltage difference between outputs
R
R
Bridge Amp
The amplifier output is on when at the high level.
I
V
I
OUT
OUT
CC
L
L
= 8
= 8
= 4.6 to 6 V, I
= 30 mA
= 5 to 30 mA, V
LA6503
(Sled Motor Block)
Note: “—” indicates that the amplifier output is off.
Input (V
OUT
Conditions
CC
H
L
= 30 mA
= 5 V
IN
)
Mute
H
H
L
L
SLD-OUT+
—
—
H
L
Output
min
SLD-OUT–
–200
–50
–50
1.5
1.0
9.5
0.7
2.5
—
—
H
L
Ratings
typ
10.1
0.15
1.8
1.2
3.0
12
V
V
CC
CC
max
– 1.5
– 1.5
+200
+50
+50
2.4
2.0
3.5
No. 5791-3/8
V/µs
Unit
mV
mV
mV
dB
V
V
V
V
V
V