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參數(shù)資料
| 型號(hào)： | BD7902CFS |
| 廠商： | Rohm CO.,LTD. |
| 英文描述： | 6CH Power Driver for CD-ROM, DVD-ROM |
| 中文描述： | 6路功率驅(qū)動(dòng)器為CD - ROM，DVD - ROM光碟 |
| 文件頁數(shù)： | 4/18頁 |
| 文件大?。?/td> | 200K |
| 代理商： | BD7902CFS |
BD7902CFS
Optical disc ICs
!
Pin descriptions
4/17
Pin No.
Pin name
Function
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
HU
+
HU
HV
+
HV
HW
+
HW
HB
PGND1
U
SPVM1
V
GND
GND
GND
GND
GND
PGND2
W
SPVM2
SPRNF
FG
CTL1
CTL2
SPIN
DGND
LDIN
VC
Hall amp. U positive input
Hall amp. U negative input
Hall amp. V positive input
Hall amp. V negative input
Hall amp. W positive input
Hall amp. W negative input
Hall bias
Spindle driver power ground 1
Spindle driver output U
Spindle driver power supply 1
Spindle driver output V
GND
GND
GND
GND
GND
Spindle driver power ground 2
Spindle driver output W
Spindle driver power supply 2
Spindle driver current sense
Frequency generator output
Driver logic control input 1
Driver logic control input 2
Spindle driver input
PWM block pre-ground
Loading driver input
Reference voltage input
Pin No.
Pin name
Function
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
SLIN1
SLIN2
SLVDD
SLRNF1
SLRNF2
SLGND
SLO2
SLO2
+
SLO1
SLO1
+
AGND
GND
GND
GND
GND
GND
AVM
FCO
FCO
+
TKO
TKO
+
LDO
LDO
+
V
CC
TKIN
FCIN
DV
CC
Sled driver 1 input
Sled driver 2 input
Sled driver PowerMOS pre-supply
Sled driver 1 current sense
Sled driver 2 current sense
Sled driver power ground
Sled driver 2 negative output
Sled driver 2 positive output
Sled driver 1 negative output
Sled driver 1 positive output
Ground
GND
GND
GND
GND
GND
Actuator driver block power supply
Focus driver negative output
Focus driver positive output
Tracking driver negative output
Tracking driver positive output
Loading driver negative output
Loading driver positive output
BTL pre and Loading power supply
Tracking driver input
Focus driver input
PWM block control power supply
Positive/negative of the output terminals are determined in reference to those of the input terminals.
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