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| AN-2084 Datasheet, PDF (2/10 Pages) National Semiconductor (TI) – LMZ1420xEXT/ LMZ1200xEXT Evaluation Board | |||
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Additional Footprints
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U1
Enable
VIN
UVLO @ 8V
6V to 42V
(UVLO @ 4.4V) (4.5V to 20V)
EP
LMZ1420xEXTTZ
(LMZ1200xEXTTZ)
3.3VOUT @ 3A
(1.8VOUT @ 3A)
RENT
68.1 k:
(32.4 k:)
RON
61.9 k: (32.4 k:)
RENB
11.8 k:
CIN2
10 PF
CIN1
1 PF
CSS
0.022 PF
CFF
0.022 PF
RFBT
3.32 k: (1.87 k:)
RFBB
1.07 k:
(1.50
k:)
CO1
1 PF
CO2
100 PF
Figure 1. Evaluation Board Schematic
(LMZ1200xEXT 1.8V application values shown in parentheses)
2
AN-2084 LMZ1420xEXT / LMZ1200xEXT Evaluation Board
SNVA456A â August 2010 â Revised April 2013
Copyright © 2010â2013, Texas Instruments Incorporated
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