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PDF SA5954 Data sheet ( Hoja de datos )
| Número de pieza | SA5954 | |
| Descripción | ACTUATOR DRIVER WITH CURRENT FEEDBACK FOR CD-ROM / DVD | |
| Fabricantes | Silan Microelectronics | |
| Logotipo |  |
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SA5954
ACTUATOR DRIVER WITH CURRENT FEEDBACK FOR CD – ROM / DVD
DESCRIPTION
The SA5954 is a four-channel BTL driver IC. Two of them can drive DC
motors and two can drive coils, such as focus and tracking actuators of a
CD-ROM/DVD-ROM/DVD-PLAYER system, with current feedback.
FEATURES
* 2 channels of DC motor BTL driver
* 2 channels of BTL driver for coils with current feedback
* Build-in thermal shutdown circuit
* Operating voltage:4.3V~13.2V
HSOP - 28-375-0.8
APPLICATIONS
* CD-ROM, DVD
ORDERING INFORMATION
Device
SA5954
Package
HSOP-28-375-0.8
BLOCK DIAGRAM
HANGZHOU SILAN MICROELECTRONICS CO.,LTD
Http: www.silan.com.cn
REV:1.0 2004.12.10
Page 1 of 7
1 page  
ELECTRICAL CHARACTERISTICS CURVES
SA5954
Fig 1. Thermal dissipation curve
Fig 2. Driver I/O characteristics (focus and tracking)
Fig 3. Driver I/O characteristics (Loading)
Fig 5. Op-amp I/O characteristics
Fig 4. Driver I/O characteristics (sled)
60 10K 180
10
40
g 2.5V Vin
20K 90
100
20 0
0
VCC = 12V
-20 POWVCC = 5V
10K 100K
1M
FREQUENCY: f (Hz)
-90
-180
10M
Fig 6. Op-amp phase-frequency, amplitude-frequency
characteristics
HANGZHOU SILAN MICROELECTRONICS CO.,LTD
Http: www.silan.com.cn
REV:1.0 2004.12.10
Page 5 of 7
5 Page | ||
| Páginas | Total 7 Páginas | |
| PDF Descargar | [ Datasheet SA5954.PDF ] | |
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