PRODUCT DATASHEET
AAT2113A
TM
SwitchReg
3MHz, FastTransient 1.5A Step-Down Converter in 2mm x 2mm Package
VIN
2.7V to 5.5V
VOUT
1.2V/1.5A
U1
L1
8
7
4
1
2
6
3
VP
EN
LX
LX
0.47μH
EN
AAT2113A
C1
4.7μF
C2
10μF
VCC
FB
C3
1μF
5
AGND
PGND
FTDFN22-8
U1
AAT2113AIXS-1.2V-T1 AnalogicTech, 3MHz Fast Transient, 1.5A Step-Down Converter , FTDFN22-8, 2x2mm
GRM188R60J475KE19D, Murata, Cap, MLC, 4.7μF/6.3V, 0603 (HMAX = 0.9mm)
C1
L1
LQM2HPNR47MGO, Murata, 0.47μH, ISAT = 1800mA, DCR = 40mΩ, 2.5 x 2 x 0.9 mm, shielded chip inductor
GRM188R60J106ME47D, Murata, Cap, MLC, 10μF/6.3V, 0603 (HMAX = 0.9mm)
C2
C3
GRM155R60J105KE19D, Murata, Cap, MLC, 1μF/6.3V, 0402
Figure 2: AAT2113A Evaluation Board Schematic For 1.2V Fixed Output Voltage Version.
Figure 3: AAT2113A Evaluation Board
Top Side Layout for 1.2V Fixed
Output Voltage Version.
Figure 4: AAT2113A Evaluation Board
Bottom Side Layout for 1.2V Fixed
Output Voltage Version.
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2113A.2009.06.1.1
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