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PDF AN8473SA Data sheet ( Hoja de datos )
| Número de pieza | AN8473SA | |
| Descripción | Spindle motor driver IC for optical disk | |
| Fabricantes | Panasonic Semiconductor | |
| Logotipo |  |
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Hay una vista previa y un enlace de descarga de AN8473SA (archivo pdf) en la parte inferior de esta página. Total 6 Páginas | ||
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ICs for Compact Disc/CD-ROM Player
AN8473SA
Spindle motor driver IC for optical disk
s Overview
The AN8473SA is an optical disk driver IC,
featuring direct PWM drive, DMOS power drive,
low ON resistance of output power MOS and 120°
of duty-factor.
11.0±0.3
32
17
s Features
• RON = 0.5 Ω (for both upper and lower)
• 5 V single power source
• Circuit current 7 mA (including step-up circuit
current)
s Applications
• Optical disk
s Block Diagram
1 16
(0.625)
0.65
0.3
+0.10
–0.05
Seating plane
SSOP032-P-0300
Unit: mm
0.2+–00..0150
(0.5)
Start 11 Start/
stop
FG 10
H1H
H1L
H2H
H2L
H3H
H3L
VH
7
6
5
4
3
2
1
EC 8
ECR 9
Hall amp.
matrix
Hall
bias
PWMSW
30
PWM
frequency
changeover
circuit
Step-up
voltage
circuit
OSC
Thermal
protection
Amp.
Distributor
circuit
PWMOUTU
Amp.
Output
circuit
PWMOUTL
FF
Absolute
value
VT
SSET
SRESET
×5
VC1
17
VM21
18
VM22
32
VM11
31
VM12
27
A11
28
A12
24
A21
25
A22
21
A31
22
A32
23
PG2
26
PG1
19
CS
15
GND
1
1 page  
ICs for Compact Disc/CD-ROM Player
s Application Notes (continued)
• Phase conditions between Hall input and output current
Phase of Hall pin
H1H H2H H3H
A H ML ML
B MH L MH
C ML ML H
D L MH MH
E ML H ML
F MH MH L
AN8473SA
H1 H3 H2
H1 H2 H3
0
ECR
EC
Emit
A1
Output current
Sink
Emit
A2
Output current
Sink
Emit
Output current
A3
Sink
ABCDE F
0
0
0
0
5
5 Page | ||
| Páginas | Total 6 Páginas | |
| PDF Descargar | [ Datasheet AN8473SA.PDF ] | |
Hoja de datos destacado
| Número de pieza | Descripción | Fabricantes |
| AN8473SA | Spindle motor driver IC for optical disk | Panasonic Semiconductor |
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