IC301 (BD7956FS) : CD-ROM/DVD-ROM 7CH POWER DRIVER
•
Block Diagram
LEVEL
SHIFT
LEVEL
SHIFT
BOTTOM
HOLD
Current
Limit
FF
FF
TSD
Tjmonitor
LIMIT
LIMIT
HB
PWM
Hall matrix
50k
100k
50k
50k
100k
100k
100k
LEVEL
SHIFT
LEVEL
SHIFT
PRE
LOGIC
PRE
LOGIC
STBY/
BRAKE
CONTROL
FG
FG
fin
fin
OSC
50k
47k
33.6k
33.6k
1
54
LDO-
ACO1+
53
ACO1-
52
ACO2+
51
ACO2-
50
ACO3+
49
ACO3-
48
AV
47
ACTIN3
46
LDIN
45
AGND
44
SPCNF
43
FG
42
V
41
fin
40
SLO1+
39
SLO1-
38
SLO2+
37
SLO2-
36
SLGND
35
CTL2
34
CTL1
33
SLRNF2
32
SLRNF1
31
SLV
DD
C
M
30
SLIN2
29
SLIN1
28
DVcc
2
LDO+
3
Vcc
4
ACTIN1
5
ACTIN2
6
TJMON
7
BTHC
8
SPVM_S
9
PGND1
10
PGND2
11
U
12
SPV 1
13
V
M
M
14
fin
15
PGND3
16
W
17
SPV 2
18
SPRNF
19
HB
20
HU+
21
HU-
22
HV+
23
HV-
24
HW+
25
HW-
26
SPIN
27
DGND
72
Содержание GSA-4166B
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