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8.5
Diagram
DC/DC
B03B, TPS53126PW (IC7U03)
Block diagram
Pinning information
VBST1
NC
EN1
VO1
VFB1
NC
GND
TEST1
NC
VFB2
VO2
EN2
NC
VBST2
Figure 8-5 Internal block diagram and pin configuration
back to
div. table
IC Data Sheets
Q552.1L LA
1
28
DRVH1
27
2
LL1
26
3
DRVL1
25
4
PGND1
24
5
TRIP1
6
23
VIN
22
VREG5
7
21
V5FILT
8
TEST2
20
9
TRIP2
19
10
PGND2
18
11
DRVL2
12
17
LL2
16
13
DRVH2
15
14
8.
EN 63
18250_300_090319.eps
100402
2010-Dec-29
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