Philips 32PFL5405H/05 Service Manual page 64
Chassis q552.1e la
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EN 64
8.
Q552.1E LA
8.5
Diagram
DC/DC
B03B, TPS53126PW (IC7U03)
Block Diagram
Pin Configuration
2010-Feb-19
IC Data Sheets
VBST1
28
DRVH1
1
NC
27
2
LL1
EN1
3
26
DRVL1
VO1
4
25
PGND1
VFB1
24
5
TRIP1
NC
23
6
VIN
GND
22
VREG5
7
TEST1
21
8
V5FILT
NC
TEST2
9
20
VFB2
19
TRIP2
10
PGND2
VO2
18
11
DRVL2
EN2
17
12
LL2
16
NC
13
DRVH2
15
VBST2
14
Figure 8-5 Internal block diagram and pin configuration
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