ICs for CD/CD-ROM Player
AN8387S
2-channel Linear Driver
s
Overview
The AN8387S is an IC which incorporates 2 circuits of
BTL drivers for driving various DC motors such as actua-
tors (focus, tracking traverse), spindles, and loading of
the CD players.
(0.4)
1
2
3
4
5
6
7
8
9
10
20
19
18
17
16
15
14
13
12
11
Unit : mm
0.4±0.25
PV
CC
=1.5V to 9V
•
Built-in 2 circuits of voltage driven BTL drivers
(maximun drive current : 500mA)
•
Quiescent current (current consumption at no input) ;
3.2mA
•
Provided with power control pin
•
Provided with driver output voltage limiting pin
•
Built-in thermal protective circuit
(operating temperature : 160°C typ.)
1.27
s
Features
•
Operating supply voltage range ; V
CC
=3.5V to 9V
0.1±0.1
0.9±0.25
20-Lead SOP Package (SOP020-P-0300A)
s
Applications
Linear driving of the DC motors and actuators of the
CD players. CD radio cassette tape recorders, and so
on.
s
Block Diagram
8
9
4
3
2
GND
7
V
REF
SW
+ –
Thermal
Shutdown
Absolute
Value
Base
Current
Control
Base Power
Control
Absolute
Value
10kΩ
+ –
1kΩ
0.2
(0.4)
5.5±0.3
7.6±0.3
0.9±0.25
+ 0.1
– 0.05
a
2.05±0.2
V
CC
20
b
P.V
CC
11
BTL
BTL
c
P.GND
14
13
: Pin1, Pin10
a) V
CC
b) P.V
CC
: Pin12, Pin19
c) PGND : Pin5, Pin6, Pin15, Pin16
17
18
12.63±0.3
PANASONIC [ PANASONIC SEMICONDUCTOR ]
