LTC3521 LINER [Linear Technology], LTC3521 Datasheet - Page 17
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LTC3521
Manufacturer Part Number
LTC3521
Description
Wide VIN, 1A Buck-Boost DC/DC and Dual 600mA Buck DC/DC Converters
Manufacturer
LINER [Linear Technology]
Datasheet
1.LTC3521.pdf
(20 pages)
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applicaTions inForMaTion
MINIMIZE
MINIMIZE
UNINTERRUPTED GROUND PLANE MUST EXIST UNDER ALL COMPONENTS
SHOWN IN BOLD, AND UNDER TRACES CONNECTING TO THOSE COMPONENTS
LENGTH
LENGTH
TRACE
TRACE
DIRECT TIE
BACK TO
GND PIN
PGOOD3
PGOOD2
PGOOD1
SHDN2
GND
V
(1)
(2)
(3)
(4)
(5)
(6)
MINIMIZE
IN
LENGTH
TRACE
Figure 5. LTC3521 Recommended PCB Layout
PGND2
V
SW1A
SW1B
SW3
(18)
(17)
(16)
(15)
(14)
(13)
OUT1
NC
KELVIN TO
V
OUT
BUCK
V
OUT
VIA TO
GROUND PLANE
PAD
LTC3521
3521 F05
KELVIN TO
V
OUT
BUCK-BOOST
V
OUT
PAD
KELVIN TO
V
OUT
BUCK
V
OUT
3521f
PAD