2000 Fairchild Semiconductor International
www.fairchildsemi.com
Rev. 1.0.1
February. 2000.
1
Features
1 phase, full-wave, linear DC motor driver
Built-in TSD (Thermal shutdown) circuit
Built-in 5V regulator (With an external PNP TR)
Built-in mute circuit
Built-in loading motor speed control circuit
Wide operating supply voltage range: 6V~13.2V
Description
The FAN8001D is a monolithic integrated circuit, suitable
for 5-ch motor driver which drives focus actuator, tracking
actuator, sled motor, spindle motor and loading motor of CD
system.
28-SSOPH-375
Target Applications
Compact disk player (CDP)
Video compact disk player (VCD)
Automotive compact disk player (CDP)
Other compact disk media
Ordering Information
Device
Package
Operating Temp.
FAN8001BD
28-SSOPH-375
-
25
C ~ +75
C
FAN8001BDTF 28-SSOPH-375
-
25
C ~ +75
C
FAN8001D
5-Channel Motor Driver
FAN8001D
2
Pin Assignments
Pin Definitions
Pin Number
Pin Name
I/O
Pin Function Description
1
DO1.1
O
Focus output 1 (
-
)
2
DO1.2
O
Focus output 2 (+)
3
DI1.1
I
Focus input 1
4
DI1.2
I
Focus input 2 (Adjustable)
5
REB
O
Regulator base
6
REO
O
Regulator output, 5V
7
MUTE
I
Mute
8
GND1
-
Ground 1
9
DI5.1
I
Loading input 1
10
DI2
I
Spindle input 2
11
DO2.1
O
Spindle output (+)
12
DO2.2
O
Spindle output (
-
)
13
GND2
-
Ground 2
14
DI5.2
I
Loading input 2
15
DO5.1
O
Loading output 1(+)
16
DO5.2
O
Loading output 2(
-
)
17
DO3.1
O
Sled output (
-
)
18
DO3.2
O
Sled output (+)
19
DI3
I
Sled input
20
LD CTL
I
Loading motor speed control
21
V
CC1
-
Supply voltage 1
22
V
CC2
-
Supply voltage 2
23
VREF
I
2.5V bias
24
DI4.1
I
Tracking input 1 (Adjustable)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
DO1
.
1
DO1
.
2
DI
1
.
1
DI
1
.
2
REB
REO
MUTE
GND1
DI
5
.
1
DI
2
DO2
.
1
DO2
.
2
GND2
DI
5
.
2
GND3
DO4.
2
DO4.
2
DI
4
.
2
DI
4
.
1
VREF
V
CC2
V
CC1
LD CTL
DI
3
DO3.
2
DO3.
1
DO5.
2
DO5.
1
FIN
(GND)
FIN
(GND)
FAN8001D
FAN8001D
3
Pin Definitions (Continued)
Internal Block Diagram
Pin Number
Pin Name
I/O
Pin Function Description
25
DI4.2
I
Tracking input 2
26
DO4.1
O
Tracking output 1 (+)
27
DO4.2
O
Tracking output 2 (
-
)
28
GND3
-
Ground 3
+
-
Level
shift
Regulator
Mute
-
+
10k
10k
50k
10k
50k
+
-
10k
+
-
+
-
+
-
+
-
1
2
3
4
5
6
8
9
10
11
12
13
15
16
17
18
19
20
21
22
23
24
25
26
27
28
10k
TSD
+
-
Level
shift
Level
shift
Level
shift
10k
10k
10k
10k
10k
-
-
+
+
7
14
DO1.
1
DO1.
2
DI
1.
1
DI
1.
2
RE
B
REO
MUT
E
GND1
DI
5.
1
DI
2
DO2.
1
DO2.
2
GND2
DI
5.
2
GND3
DO4.
2
DO4.
1
DI
4.
2
DI
4.
1
VREF
LD CTL
DI
3
DO3.
2
DO3.
1
DO5.
2
DO5.
1
+
-
+
-
COMP
Level
shift
V
CC2
FIN
(GND)
V
CC1
FIN
(GND)
2.5V
FAN8001D
4
Equivalent Circuits
Driver input (Except for loading motor driver)
Driver output
Loading motor driver input
Loading motor speed control input
Mute input
Bias input
4
10
24
19
3
25
2.5V
10k
1
16
2
17
11
18
12
27
15
26
V
REF1
10k
20k
0.58k
9
14
50k
50k
50k
50k
50k
50k
50k
50k
20
50k
50k
50k
50k
50k
50k
7
50k
50k
50k
23
FAN8001D
5
Absolute Maximum Ratings (Ta = 25
C)
NOTE:
1. When mounted on 76mm
114mm
1.57mm PCB (Phenolic resin material).
2. Power dissipation reduces 13.6mW /
C for using above Ta=25
C
3. Do not exceed Pd and SOA (Safe Operating Area).
Power Dissipation Curve
Recommended Operating Condition (Ta = 25
C)
Parameter
Symbol
Value
Unit
Maximum supply voltage
V
CC MAX
18
V
Power dissipation
P
D
1.7
note
W
Operating temperature
T
OPR
-
25 ~ +75
C
Storage temperature
T
STG
-
55 ~ +150
C
Maximum current output
I
OMAX
1
A
Parameter
Symbol
Value
Unit
Operating supply voltage
V
CC
6 ~ 13.2
V
3,000
2,000
1,000
0
0
25
50
75
100
125
150
175
Pd (mW)
Ambient temperature, Ta [
C]
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