Datasheet

4
FB
V
IN
EN
P
GND
A
GND
SW
5
6
3
2
1
V
IN
V
O
PCB
P
GND
C
OUT
C
IN
L
1
D
1
C
IN
L
2
C
6
LMR62421
SNVS734B –OCTOBER 2011–REVISED APRIL 2013 www.ti.com
SEPIC Converter PCB Layout
The layout guidelines described for the LMR62421 Boost-Converter are applicable to the SEPIC Converter.
Below is a proper PCB layout for a SEPIC Converter.
Figure 22. SEPIC PCB Layout
WSON Package
The LMR62421 packaged in the 6–pin WSON:
Figure 23. Internal WSON Connection
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