LA6503
Continued from preceding page.
Parameter
Symbol
Conditions
Ratings
min
typ
[Sled Motor Block]
Output offset voltage
Buffer input voltage range
Input voltage range
Source output voltage
Sink output voltage
Closed-circuit voltage gain
VOFF
VBIN
VIN
VO1
VO2
VG
Voltage difference between outputs
RL = 8 Ω
RL = 8 Ω
Bridge Amp
–50
1.5
1.0
9.5
10.1
1.8
12
Slew rate
Muting on voltage
[Hall Bias (3-V Output Power Supply)]
SR
VMUTE The amplifier output is on when at the high level.
0.7
0.15
1.2
Output voltage
Line regulation
Load regulation
VHB-OUT
VHB-LIN
VHB-LOAD
IOUT = 30 mA
VCC = 4.6 to 6 V, IOUT = 30 mA
IOUT = 5 to 30 mA, VCC = 5 V
2.5
3.0
–50
–200
Note: For items marked with an asterisk (*), the Hall comparator goes to the high level when the S/S pin is off (standby mode).
max
+50
VCC – 1.5
VCC – 1.5
2.4
2.0
3.5
+50
+200
Unit
mV
V
V
V
V
dB
V/µs
V
V
mV
mV
Truth Table
(Spindle Motor Block)
Source → Sink
U
Input
V
Control
W
VC
W →V
H
1
H
H
L
V →W
L
W→U
H
2
H
L
L
U→W
L
V →W
H
3
L
L
H
W →V
L
U→V
H
4
L
H
L
V→U
L
V→U
H
5
H
L
H
U→V
L
U→W
H
6
L
H
H
W→U
L
Inputs: The “H” state is when the + input of the corresponding
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.
(Sled Motor Block)
Input (VIN)
H
L
Mute
H
L
H
L
Output
SLD-OUT+ SLD-OUT–
H
L
—
—
L
H
—
—
Note: “—” indicates that the amplifier output is off.
No. 5791-3/8