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PDF FAN8025G3 Data sheet ( Hoja de datos )
| Número de pieza | FAN8025G3 | |
| Descripción | 5-Channel Motor Driver | |
| Fabricantes | Fairchild Semiconductor | |
| Logotipo |  |
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FAN8025G3
5-Channel Motor Driver
www.fairchildsemi.com
Features
• 2-Channel BTL drivers with current feedback
• 2-Channel BTL DC motor drivers
• 1-Channel Logic input loading driver
• Built-in thermal shutdown circuit
• Built-in mute circuit
• Operating supply voltage: 4.5~13.2V
Description
The FAN8025G3 is a monolithic IC, suitable for 2-ch BTL
DC motor drivers, 2-ch motor drivers with current feedback
which drive the focus and the tracking actuator and 1-ch
logic input loading driver.
28-SSOPH-375SG2
Typical Applications
• Compact disk ROM (CD-ROM)
• Digital video disk player (DVDP)
• Video compact disk player(VCDP)
• Other compact disk media
Ordering Information
Device
FAN8025G3
FAN8025G3X
Package
28-SSOPH-
375SG2
28-SSOPH-
375SG2
Operating Temp.
-35 °C ~ 85 °C
-35 °C ~ 85 °C
X:Tape & Reel type
©2003 Fairchild Semiconductor Corporation
Rev. 1.0.0
1 page  
Equivalent Circuits
CH2/3/4/5 Inputs
VCC1
VCC1
1K
Ref
1
9
20
10K
21
1K
FAN8025G3
Current Feedback Amp Outputs
VCC1
VCC1
10K
50
7
3 10K
50
Current Feedback Amp Compensation Inputs
VCC1
VCC1
7.5K
2
6
7.5K
Current Feedback Inputs
VCC1
10K
4
5
20K
Drive
output -
VCC1
10K
20K
5
5 Page 
6. Channel 1 schematic
FAN8025G3
CTL 10
FWD 11
REV 12
Vpref
Vpref
DO1+
13
DO1-
14
M
• The inputs of channel 1 are FWD, REV which are logic inputs and CTL which is linear input. The CTL input is used to
control the output gain, meanwhile FWD and REV are logic inputs to select output driver’s direction.
• Below table is FWD and REV logic input table.
Input
Output
FWD
REV
DO1+
DO1-
condition
H
H
Vpref
Vpref
Brake
H L H L Forward
L H L H Reverse
L
L
Vpref
Vpref
Brake
11
11 Page | ||
| Páginas | Total 13 Páginas | |
| PDF Descargar | [ Datasheet FAN8025G3.PDF ] | |
Hoja de datos destacado
| Número de pieza | Descripción | Fabricantes |
| FAN8025G3 | 5-Channel Motor Driver | Fairchild Semiconductor |
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| FAN8025G3X | 5-Channel Motor Driver | Fairchild Semiconductor |
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