BD7904FS ROHM Co. Ltd., BD7904FS Datasheet - Page 17
BD7904FS
Manufacturer Part Number
BD7904FS
Description
5ch Power Driver For Cd-rom, Dvd-rom
Manufacturer
ROHM Co. Ltd.
Datasheet
1.BD7904FS.pdf
(18 pages)
- Current page: 17 of 18
- Download datasheet (229Kb)
FG
FG
54
1
SLVM=12V
53
2
52
3
+
+
SLED
FG
−
51
IN
4
−
LIMIT
50
5
REVERSE
DETECT
49
6
48
7
PRE
LOGIC
SLED
M
FF
OSC
47
CONTROL
8
BRAKE
STBY/
LOADING
46
9
LEVEL
SHIFT
−
M
+
45
10
V
CC
44
11
=12V
43
12
PWM
OUT
42
13
3-phase
MATRIX
TSD
SPVM=12V
41
14
Fig.3
FF
40
15
Current
COMP
RNF
OSC
Polarity
COMP
39
16
38
17
TRACKING
Current
LIMIT
37
18
LEVEL
SHIFT
36
19
VC
VC
SPINDLE
−
35
20
IN
LEVEL
SHIFT
−
FOCUS
+
+
°
34
21
HALL
BIAS
33
22
FOCUS
+
32
23
IN
−
AVM=5V
31
24
DV
CC
=5V
°
30
25
+
TRACKING
−
REGOUT
29
26
IN
(1.3V)
−
BG
+
28
27
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