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Circuit Diagrams and PWB Layouts
10-4-3
B01C, DVBS supply DC/DC
DVBS supply
B01C
+12V-DVBS
+2V5-DVBS
QFU2.1E LA
10.
5UP1
IUP1
30R
7UP1
TPS54227DDA
VIN
Φ
STEP DOWN
2
VFB
VBST
4
SS
SW
1
EN
VREG5
IUPG
VIA
GND_HS
GND
GND-1V0
GND-1V0
CORE VOLTAGE SUPPLY FOR DVBS DEMODULATOR
+12V
+12V-DVBS
1UP1
T
3.0A
32V
+12V-DVBS
7UP2
LNBH25PQ
VCC
Φ
6
ADDR
3UPB
7
SCL-FE
SCL
47R
3UPD
8
DSQ
SDA-FE
SDA
47R
19
DETIN
22
F22-DISECQ-TX
IN
23
DEBUG
DEBUG
OUT
6UP1
3UP3
2
+5V
FLT
1K0
LTST-C190KGKT
18
BPSW
IUP2
3UPE
9
ISEL
22K
EN 83
IUP6
2UP4
7
5UP2
100n
IUP3
6
3u0
3
IUP7
IUP8
GND-1V0
GND-1V0
cUP1
GND-1V0
IUPJ
3
LX
IUPF
2UPJ
16
VBYP
470n
21
VUP
FUPA
20
+V-LNB
VOUT
1
IUPE
5
10
11
NC
12
13
14
24
26
27
28
29
VIA
30
LNB SUPPLY
31
32
33
back to
2013-Apr-05
div. table
IUP9
+1V0-DVBS
RES
3UP1
68K
RES
3UP2
8K2 1%
2UPA
RES
22p
FUP1
2UPB RES
22p
3UP6
SENSE+1V0-DVBS
8K2
1%
3UP7
68K
IUP4 +V-LNB
DVBS supply
DC/DC
B01C
6
2011-12-16
5
2011-11-24
8204 000 9215
19280_003_120322.eps
120322
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