Electrical characteristics
(Unless otherwise noted; Ta=25˚C, Vcc=12V, PVcc1=PVcc2=5V, BIAS=2.5V, RL=8Ω, Rd=0.5Ω, C=100pF)
Parameter
Quiescent current
Stand-by quiescent current
Voltage for stand-by ON
Voltage for stand-by OFF
<Actuator driver>
Output offset voltage
Maximum output amplitude
Trans conductance
<Sled motor driver/Pre OP-amp>
Common mode input range
Input bias current
Low level output voltage
Output source current
Output sink current
<Sled motor driver>
Output offset voltage
Maximum output voltage
Closed loop voltage gain
<Loading motor driver>
Output offset voltage
Maximum output voltage
Closed loop voltage gain
Gain error by polarity
Symbol
I
cc
V
STON
V
STOFF
I
OO
V
OM
gm
V
ICM
I
BOP
V
OLOP
I
SO
I
ST
V
OOFSL
V
OMLD
G
VSL
V
OOFLD
V
OMLD
G
VLD
∆G
VLD
Ist
Min.
-
-
-
2.0
-6
3.6
1.3
-0.3
-
-
0.3
1
-100
7.5
18.0
-50
3.6
13.5
0
Typ.
18
-
-
-
-
4.0
1.5
-
30
0.1
0.5
-
0
9.0
20.0
0
4.0
15.5
1
Max.
27
0.5
0.5
-
6
-
1.7
11.0
300
0.3
-
-
100
-
22.0
50
-
17.5
2
Unit
mA
mA
V
V
mV
V
A/V
V
nA
V
mA
mA
mV
V
dB
mV
V
dB
dB
V
IN
=BIAS±0.2V
V
IN
=BIAS±0.2V
V
IN
=±0.2V
V
IN
=BIAS±0.2V
Conditions
This product is not designed for protection against radioactive rays.
Application Circuit
DSP
Stand-by
Tracking
Loading
Vcenter
µ
-
COM
Focus
Sled
Tracking
Coil
5Vor12V
Rd
Loading
Motor
21
PVcc2
10K
20
19
PGND
18
M
28
27
26
25
26
10K
24
23
22
PerGND
22
17
16
15
15K
Stand
-by
20K
7.5K
x2
Det. Amp.
Thermal
Shut down
7.5K
Loading
Driver
Actuator
Driver
PVcc1
PVcc2
Det. Amp.
Vcc
Sled
Driver
Actuator
Driver
20K
7.5K
10K
1
2
3
7.5K
x2
10K
25K
Vcc
PVcc1
9
PGND
10
4
5
6
7
7
12V
8
11
Sled
Motor
12
13
14
5Vor12V
M
Rd
Focus
Coil
ROHM [ ROHM ]
