10.
Circuit Diagrams and PWB Layouts
10-1-3
B01C, DVBS supply
19210_007_120424.eps
120424
DVBS supply
B01C
B01C
2011-12-16
6
8204 000 9215
DVBS supply
VIA
ADDR
VOUT
VUP
VBYP
SCL
SDA
DETIN
IN
OUT
FLT
BPSW
ISEL
GND
PGND
GND_H
S
DSQ
NC
VCC
LX
SW
VREG5
GND
GND_HS
VFB
VIA
EN
VIN
SS
VBST
LNB SUPPLY
CORE VOLTAGE SUPPLY FOR DVBS DEMODULATOR
IUP6
100n
2UP4
470n
FUP1
+2V5-DVBS
2UPJ
+12V-DVBS
2UP7
1
u
0
2UPE
10
u
IUP3
1K0
3UP3
DEBUG
IUP1
+1V0-DVBS
+V-LNB
2UP9
10n
5UP5
10
u
B2
3
0LA-M
3
6UP4
2UPG
47
u
25V
+12V-DVBS
2UP0
10
u
IUPG
GND-1V0
3UP2
8K2
1%
29
30
31
32
33
20
21
RES
13
14
24
4
7
8
16
17
26
27
28
2
15
25
9
3
1
5
10
11
12
Φ
LNBH25PQ
7UP2
6
18
19
22
23
3
UP4
22K
1
%
47R
3UPD
47R
IUP9
3UPB
FUPA
1
u
0
3UP7
2UPH
+5V
68K
IUPE
100n
2UPL
RE
S
IUP8
GND-1V0
220n
2UPK
IUPF
cUP1
10
u
2UPD
IUP4 +V-LNB
RE
S
470K
3
UP5
3u0
5UP2
6UP6
B2
3
0LA-M
3
47
u
2UPF
8K2
3UP6
25V
1%
3UPE
22K
2UPC
100n
2UP
8
RE
S
1n0
22p
2UPB RES
2UPA
22p
22
u
RE
S
RES
5UP6
2UP6
3
0R
100n
2UP2
GND-1V0
9
4
6
7
2
10
11
8
3
TPS54227DDA
Φ
STEP DOWN
1
5
2UP1
10
u
7UP1
3UP1
68K
RES
2UP5
GND-1V0
22
u
+12V
IUP7
25V
10
u
2UPM
30R
5UP1
RE
S
R
S
1D
6UP5
T
32V
3.0A
1UP1
+12V-DVBS
IUPJ
IUP2
GND-1V0
6UP1
LTST-C190KGKT
DEBUG
F22-DISECQ-TX
SENSE+1V0-DVBS
SCL-FE
SDA-FE