2004 Fairchild Semiconductor Corporation
www.fairchildsemi.com
Rev.1.0.3
Features
Independent 6-Channel H-Bridge.
Output Current up to 600mA (Each Channel)
Constant Current Control on CH5 and CH6.
Constant Voltage Control on CH1,2,3 and CH4.
Built in Brake Function on CH3,4 and CH6.
Built in Short Through Protection.
Low Saturation Voltage.
Low Voltage operation.
Built in Reference Voltage.
Built in Thermal Shut Down.
Description
The FAN8702 is designed for portable equipment such as
DSC and mobile phone camera. It consists of 2 constant
current and 4 constant voltage drive blocks suitable for shut-
ter, auto-focus, iris and zoom motor drive.
48-LQFP-0707
48MLP7X7
Typical Applications
DSC
Mobile Phone Camera
Ordering Information
Notes
X : Tape & Reel
Device
Package
Operating Temp.
FAN8702MP
48MLP 7X7
-20
C to +80
C
FAN8702MPX
48MLP 7X7
-20
C to +80
C
FAN8702
48-LQFP-0707
-20
C to +80
C
FAN8702B
48-LQFP-0707
-20
C to +80
C
FAN8702/FAN8702B/FAN8702MP
6 Channel DSC Motor Driver
FAN8702/FAN8702B/FAN8702MP
3
Pin Definitions
Pin Number
Pin Name
I/O
Pin Function Description
Remark
FAN8702/B
FAN8702MP
1
12
IN 1
I
Logic Input 1
-
2
11
IN 2
I
Logic Input 2
-
3
10
IN 3
I
Logic Input 3
-
4
9
IN 4
I
Logic Input 4
-
5
8
IN 5
I
Logic Input 5
-
6
7
IN 6
I
Logic Input 6
-
7
6
IN 7
I
Logic Input 7
-
8
5
IN 8
I
Logic Input 8
-
9
4
IN 9
I
Logic Input 9
-
10
3
IN 10
I
Logic Input 10
-
11
2
IN 11
I
Logic Input 11
-
12
1
IN 12
I
Logic Input 12
-
13
48
INHD
I
Voltage Adjust for Vref
-
14
47
SG
P
Signal Ground
-
15
46
NC
-
Non Connection
-
16
45
VDD
P
Supply Voltage (Logic Voltage)
-
17
44
FC2
A
Compensation 2
-
18
43
FC1
A
Compensation 1
-
19
42
NC
-
Non Connection
-
20
41
VCC2
P
Supply Voltage (Current Drive2)
-
21
40
VB2
P
Supply Voltage (Voltage Drive2)
-
22
39
NC
-
Non Connection
-
23
38
PG
P
Power Ground
-
24
37
OUT8
A
Voltage Driver OUT8
-
25
36
OUT7
A
Voltage Driver OUT7
-
26
35
OUT6
A
Voltage Driver OUT6
-
27
34
OUT5
A
Voltage Driver OUT5
-
28
33
OUT12
A
Current Driver OUT12
-
29
32
RFG2
Current Sensing2
-
30
31
OUT11
A
Current Driver OUT11
-
31
30
OUT10
A
Current Driver OUT10
-
32
29
RFG1
Current Sensing1
-
33
28
OUT9
A
Current Driver OUT9
-
34
27
OUT4
A
Voltage Driver OUT4
-
35
26
OUT3
A
Voltage Driver OUT3
-
36
25
OUT2
A
Voltage Driver OUT2
-
37
24
OUT1
A
Voltage Driver OUT1
-
38
23
PG
P
Power Ground
-
39
22
NC
-
Non Connection
-
40
21
VB1
P
Supply Voltage (Voltage Drive1)
-
FAN8702/FAN8702B/FAN8702MP
4
Pin Definitions
(Continued)
Pin Number
Pin Name
I/O
Pin Function Description
Remark
Pin Number
Pin Number
41
20
VCC1
P
Supply Voltage (Current Drive1)
-
42
19
VREF
A
Reference Voltage Out
-
43
18
VC1
A
Voltage Adjust for Out 1~4
-
44
17
VC2
A
Voltage Adjust for Out 5~8
-
45
16
ISH
Voltage Adjust for
Shutter(Out9~10)
-
46
15
IAE
A
Voltage Adjust for IRIS(Out11~12)
-
47
14
NC
-
Non Connection
-
48
13
NC
-
Non Connection
-