BD7902CFS ROHM Co. Ltd., BD7902CFS Datasheet - Page 4

• Manufacturer Part Number: BD7902CFS
• Description: 6ch Power Driver For Cd-rom, Dvd-rom
• Manufacturer: ROHM Co. Ltd.

   
Pin No.
∗ Positive/negative of the output terminals are determined in reference to those of the input terminals.
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
1
2
3
4
5
6
7
8
9
Pin name
PGND1
SPVM1
PGND2
SPVM2
SPRNF
DGND
CTL1
CTL2
SPIN
LDIN
HW+
HW−
GND
GND
GND
GND
GND
HU+
HU−
HV+
HV−
HB
FG
VC
W
U
V
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
Function
Pin No.
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
Pin name
SLRNF1
SLRNF2
SLGND
SLVDD
SLO2−
SLO2+
SLO1−
SLO1+
AGND
SLIN1
SLIN2
FCO−
FCO+
TKO−
TKO+
LDO−
LDO+
FCIN
DV
GND
GND
GND
GND
GND
AVM
TKIN
V
CC
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
Function