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PDF KA9258D Data sheet ( Hoja de datos )
| Número de pieza | KA9258D | |
| Descripción | 4-Channel Motor Driver | |
| Fabricantes | Fairchild | |
| Logotipo |  |
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KA9258D
4-Channel Motor Driver
www.fairchildsemi.com
Features
• 1-Phase, Full-Wave, Linear DC Motor Driver
• Output Gain Adjustable
• Built in OP-AMP
• Built in Mute Function
• Built In Level Shift Circuit
• Built in Thermal Shutdown Circuit (TSD)
• Operating Range 6 ~ 13.2V
Description
The KA9258D is a monolithic integrated circuit, suitable for
4-CH motor driver which drives tracking actuator, focus
actuator, sled motor and loading motor of CD/CD-ROM/
DVD system, and can also drive spindle motor of CD
system.
28-SSOPH-375
Typical Applications
• Compact Disk Player (CDP)
• Video Compact Disk Player (VCD)
• Automotive Compact Disk Player
• Other Compact Disk Media
Ordering Information
Device
Package
KA9258BD 28-SSOPH-375
KA9258BDTF 28-SSOPH-375
Operating Temp.
-40°C ~ +85°C
-40°C ~ +85°C
©2002 Fairchild Semiconductor Corporation
Rev. 1.0.2
1 page  
Equivalent Circuits
Driver Input
2.5V
VCC
10k 50
3 10
19 25
50
49
100 20 24
Regulator
VCC VCC VCC
50
5
53k 23k
10k
Mute Input
VCC
50 50k
7
100k
50k
Driver Output
KA9258D
11.8k
0.58k
1 2 11 12
17 18 26 27
20k
VREF1
Regulator Output
VCC
VCC
2k 2k
6
50 10k
10k
Bias Input
23
50
5
5 Page 
Typical Performance Characteristics (Continued)
KA9258D
13.5
11.5
9.5
7.5
5.5
-25
Temp vs Icc
pin23=2.5
0 25 50 75 100
Temp [°C]
Temp vs Iccm
6
5
4
3
2
1
Vcc=13
Vpin23=2.5
0
-25 0 25 50 75 100
Temp [°C]
5.25
5.15
5.05
4.95
4.85
4.75
-25
Temp vs Vreg
Vcc=13
0 25 50 75 100
Temp [°C]
1500
1400
1300
1200
1100
1000
-25
Temp vs Isource
pin23=2.5
RL=4Ω
0 25 50 75 100
Temp [°C]
1300
1250
1200
1150
1100
1050
1000
-25
Temp vs Isink
Vcc=13V
Temp=vari
pin23=2.5
RL = 4Ω
0 25 50 75 100
Temp [°C]
11
11 Page | ||
| Páginas | Total 14 Páginas | |
| PDF Descargar | [ Datasheet KA9258D.PDF ] | |
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