10.
Circuit Diagrams and PWB Layouts
10-2-4
B01D, Power sequencing DC/DC
19280_004_120322.eps
120322
Power sequencing
B01D
B01D
2011-12-16
6
2011-11-24
5
8204 000 9215
Power sequencing
DC/DC
3
K
3
3
UGE
3UGF
100R
IUF6
BC847BPN(COL)
7UF5-1
2
6
1
+12V
IUFJ
2UF9
100n
IUF2
22K
3UG1-3
22K
3
UG2-2
3
UFV-1
1
8
IUFS
RE
S
100R
3
4
RES
2UF4
10n
7UF5-2
BC847BPN(COL)
5
3
UF7-
3
100K
3
6
3
UGC
120K
IUFN
IUFR
IUFM
2
7
3
UG1-1
22K
3UF7-2
100K
3UFA
100K
RES
5
3
4
+2V5
7UF3-2
BC847BPN(COL)
BC847BPN(COL)
2
6
1
IUF0
7UF3-1
6
1
+12V
7UF6-1
BC847BPN(COL)
2
3
UG0-2
22K
22K
3UG0-4
3UFF
12K
IUFL
IUFG
27
5
3
4
RE
S
3
UFV-2
100R
7UF8-2
BC847BS(COL)
IUFK
IUFC
3UG2-1
22K
100K
22K
3UG1-4
IUFE
RE
S3
UF2
+12V
2UF2
1
u
0
+12V
5
3
4
IUF3
1
BC847BPN(COL)
7UF6-2
BC847BPN(COL)
7UF7-1
2
6
100n
2UF5
8
1
3
UF7-1
100K
47K
3
UFG
RE
S
22K
3UG2-4
+3V3-STANDBY
IUFP
3
UGB
100K
22K
3
UG2-
3
5
4
IUF7
3
6
100K
3
UF7-4
RE
S
100R
3
UFV-
3
3
UG0-1
22K
+3V3
1
3
UG1-2
22K
BC847BS(COL)
7UF8-1
2
6
100K
3UF1
5
3
4
IUFD
7UF7-2
BC847BPN(COL)
45
3
UG0-
3
22K
+2V5
RE
S
3
UFV-4
100R
IUF5
IUF1
+5V
IUFA
+12V
IUF8
2V5
DETECT12V
DETECT12Vn
1V5+1V1
2V5
3V3
1V5+1V1
3V3