Philips 40PFT5500/12 - Page 85

Circuit Diagrams and PWB Layouts
EN 85QM15.2E LA 10.
2015-Sep-30
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div.table
10-6-2 System Power 2
19880_507.eps
System Power 2
B02 B02
2015-1-26
C
715G7030
System Power 2
LNB_EN
C778
NC/100N 50V
LNB_LINEDROP17
LNB_LINEDROP
13V/18V_SW15
13/18V_SW
R751
5.1KOHM +-5% 1/10W
C776
10UF 16V
FB755
120R
1 2
C759
220NF 16V
R752
10K 1/10W 5%
R776 100K 1/ 16W 5%
R763 NC/10K 1/16W 5%
D750
FB340M
1 2
C784
2.2uF 25V
+
C752
220UF 16V
C777
100N 50V
R770
10K 1/10W 1%
C754
0.1uF 25V
R774 100K 1/ 16W 5%
R777 NC/10K 1/16W 5%
R766
4K7 1/16W 5%
C750
1UF 10% 16V
U751
MP8126DF-LF-Z
SGND
1
BYPASS
2
VDD
3
COMP
4
EN
5
LINEDROP
6
POK
7
TCAP
10
ILIMIT
11
VOUT
12
VBOOST
13
BST
14
SW
15
PGND
16
13V/18V
8
EXTM
9
EP
17
R750
5K1 1/16W 5%
Q751
BC847N3
+
C762
NC/220UF 16V
C757470PF 50V
R768
100K 1/16W 5%
C751
NC/4.7UF 10V
R775 NC/100K 1/16W 5%
ZD750
PJSD24CW
1 2
R778
33Kohm 1/16W +/-1%
Q756
MMBT3904
Q750
AON4421
D
1
D
2
D
3
G
4
S
5
D
6
D
7
D
8
R771
NC/0R05 1/16W
R765 100K 1/10W 5%
L751
1uH
ZD4103
MM3Z3V6B
1 2
C755
10uF 25V
C783
NC/10uF 25V
L750
22uH
FB754
120R
12
D752
FB340M
1 2
C760
10uF 25V
R753
6K8 1/10W 5%
C758
47NF 16V
R4293
4.99K 1/16W 1%
R779
39K 1/16W 5%
C772
100N 16V
R769 10K 1/16W 5%
FB750
120R 3A
1 2
R759
10K 1/16W 5%
D751
FB340M
1 2
R760
33R 1/16W 5%
C761
22NF 25V
R4292
34.8K 1/16W
FB751
NC/120R/3000mA
1 2
ZD751
NC/PJSD24CW
1 2
R767
10K 1/16W 5%
C771
2.2uF 25V
+12V
PANEL_VCC
PVDD
+12V_AU
+5V_SW
+12V
+12V
+12V
DVDD3V3
DVDD3V3
GND5,7,8,9,10,11,12,13,14,15,16,17,18,19
PANEL_VCC_ON/OFF13
TUNER_LNB15
DISEQC_OUT15
PVDD12
TUNER_LNB
LNB_LINEDROP17
TUN_LNB17
LNB_EN15
R772 2.2K 1/4W
+
C770
NC/220UF 16V
TUN_LNB
TUN_LNB
R773 2.2K 1/4W
13/18V_SW
LNB_EN
LINEDROP
LO : 13V/18V
HI : 14V/19V
DISEQC_OUT
LNB_LINEDROP
Panel VCC=12V or 5V
ESD & Surge
Protect
Add for Unicable
PANEL_VCC ON/OFF:(OPCTRL9)
Normal:High
Stand_By:Low
TUNER_LNB
PANEL_VCC_ON/OFF
GND
PANEL_VCC_ON/OFF
Audio VCC= +12V
Yes
0R
5.1K
R751
NC
NC
Yes
+12V
FB751FB750 PANEL VCC
+5V
PVDD
DISEQC_OUT
LNB POWER SUPPLY
LNB_LINEDROP