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PDF FAN8705 Data sheet ( Hoja de datos )
| Número de pieza | FAN8705 | |
| Descripción | 5 Channel DSC Motor Driver | |
| Fabricantes | Fairchild Semiconductor | |
| Logotipo |  |
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Hay una vista previa y un enlace de descarga de FAN8705 (archivo pdf) en la parte inferior de esta página. Total 24 Páginas | ||
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March 2005
FAN8705
5 Channel DSC Motor Driver
Features
n Built in power save function
n Built in UVLO function.
n Constant current drive for shutter.
n Low Ron resistance (1.1 Ω @ 0.2A)
www.DataSheet4U.conmConstant voltage drive for CH1~CH3.
n Pseudo sinewave control for AF.
n Three input 2-2 phase control for AF
n Built in short circuit protection.
n TSD protection.
Applications
n DSC, Mobile phone camera
Description
The FAN8705 is a DSC lens motor driver and it’s consist of con-
stant current and constant voltage drive blocks suitable for shut-
ter, single iris,auto-focus and zoom motor drive.
40MLP5X5
Ordering Information
Device
FAN8705
Package
40-MLP
Operating Temp.
−25°C ~ 80°C
©2005 Fairchild Semiconductor Corporation
FAN8705 Rev. 1.0.1
1
www.fairchildsemi.com
1 page  
Equivalent Circuits
Logic Input
www.DataSheet4U.com
30 31
32 34
35 36
37 39
40 01
18 12
14 15
1K
100K
FC1, FC2
VM
09
11
OUT7, OUT8
VM
25 2267
ADJ1, ADJ2
23
21 22
10K
30K
ADJ3
23
70K
20
30K
OUT1 ~ 6
VM
03 04
05 06
27 28
50K
5 www.fairchildsemi.com
FAN8705 Rev. 1.0.1
5 Page 
Typical Performance Characteristics
Figure 1. VDD vs IOPR
1200.0
1000.0
800.0
600.0
400.0
200.0
0.0
01 2 34 56
-200.0
www.DataSheet4U.com
VDD (V)
Figure 3. VDD vs IDD
1.20
1.00
0.80
0.60
0.40
0.20
0.00
012345
-0.20
VDD (V)
Figure 3. RON vs IM (VDD = 3V)
1.6
1.4
RO N1
1.2
RO N2
1.0
0.8
0.6
0.4
0.2
0.0
0.0 0.2 0.4 0.6 0.8
IM (A)
6
Figure 2. VDD vs ISTB
3.00
2.50
2.00
1.50
1.00
0.50
0.00
012345
-0.50
VDD (V)
Figure 4.IREF vs VREF (VDD = 3V)
6
1.040
1.020
1.000
0.980
0.960
0.940
0.920
0.900
0 1 23 4
IREF (mA)
Figure 4.RON vs VM (VDD = 3V)
5
1.40
1.20
1.00
0.80
0.60
0.40
0.20
0.00
1
RON2
RO N1
2345
VM (V)
11 www.fairchildsemi.com
FAN8705 Rev. 1.0.1
11 Page | ||
| Páginas | Total 24 Páginas | |
| PDF Descargar | [ Datasheet FAN8705.PDF ] | |
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