AAT1149 View Datasheet(PDF) - Advanced Analogic Technologies
Part Name
Description
MFG CO.
'AAT1149' PDF : 21 Pages View PDF
SwitchRegTM
PRODUCT DATASHEET
AAT1149
3MHz Fast Transient 400mA Step-Down Converter
VIN
VOUT
L1
C1
4.7μF
GND
GND
1
2
3
Enable
C3
R1
R2
59k
U1
AAT1149
1
8
EN PGND
2
7
FB PGND
3
6
IN PGND
4
5
LX AGND
C2
4.7μF
LX
U1 AAT1149 SC70JW-8
L1 CDRH2D09 or SD3112
C1,C2 4.7μF 10V 0805 X5R
Improved Transient Response Version
C3 100pF
C1 10μF 10V 0805 X5R
Figure 4: AAT1149IJS Evaluation Board Schematic.
Figure 5: AAT1149IUV Evaluation Board
Top Side.
Figure 6: AAT1149IUV Evaluation Board
Bottom Side.
14
www.analogictech.com
1149.2008.08.1.3
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