Circuit Diagrams and PWB Layouts
10.
10-1-22
B04H, Second source DC-DC converters
19210_027_120424.eps
120424
Second source DC-DC converters
B04H
B04H
2011-12-22
4
8204 000 9229
Second source
DC-DC converters
COMP
FB
SW
BOOT
SS
EN
VIN
GND
GND HS
VIA
VIA
VIA
VIA
VIA
VIA
VIA
VIA
SW
BOOT
EN
VIN
GND
GND HS
VCC
FB
+12Vb
+3V3
100n
2UR1
33R
3UR3-2
33R
IUR4
3UR3-3
FUR1
22
u
2UR
8
IUR8
2UR2
1n0
+5V
+5V
2UR9
22
u
2URH
100p
RE
S
3
URF
1
3
K
CUR5
IUR9
30R
5UR3
33R
GND-3V3r
3UR3-1
1n0
2URJ
1%
GND-3V3r
68K
3URA
+3V3
2URB
3UR4
1M0
100n
10u
5UR6
IURA
3
UR6
12K
1
%
10
u
2UR7
+12Vb
FURA
IURE
1M0
RE
S
1
%
3
URC
100n
22K
3
URB
2UR3
2UR0
1n0
1n0
2UR4
33R
3UR3-4
2UR5
10
u
GND-3V3r
14
15
16
17
18
GND-3V3r
GND-3V3r
19
20
21
22
2
3
24
25
26
11
12
13
7UR6-2
RT8293AHGSP
10
1
6
7
5
4
9
8
3
2
7UR6-1
RT8293AHGSP
100n
2UR6
IURB
3u6
5UR2
IURF
GND-3V3r
IURC
30R
5UR5
IURK
IURD
3UR5
68K 1%
2URG
3
n
3
2URA
22
u
4
5
6
8
9
2
3
7
1
15
16
17
18
7URA-1
RT8288AZSP
21
22
2
3
24
25
26
11
12
13
14
7URA-2
RT8288AZSP
10
19
20
IUR2
10n
GND-3V3r
2URF
5UR1
30R
IUR0
1M0
3
UR7
2URE
IUR3
100n
22
u
2URD
2URC
22
u
3V3
DETECT12V