AAT2113B Datasheet, PDF (16/22 Pages) Skyworks Solutions Inc. – 3.3MHz, Fast Transient 1.5A Step-Down Converter in an 2mm x 2mm Package

DATA SHEET
AAT2113B
3.3MHz, Fast Transient 1.5A Step-Down Converter in an 2mm x 2mm Package
VIN
2.7V to 5.5V
EN
C1
4.7μF
U1
2
8 ^L1
VP
LX
0.47μH
6 _EN
7
LX
AAT2113B
3
VCC
4
FB
C3
1μF
5 _AGND
1
PGND
FTDFN22-8
VOUT
1.2V/1.5A
C2
10μF
U1
AAT2113BIXS-1.2V-T1 Skyworks, 3.3MHz Fast Transient, 1.5A Step-Down Converter , FTDFN22-8, 2x2mm
C1
GRM188R60J475KE19D, Murata, Cap, MLC, 4.7μF/6.3V, 0603 (H_MAX = 0.9mm)
L1
LQM2HPNR47MGO, Murata, 0.47μH, I_SAT = 1800mA, DCR = 40mΩ, 2.5 x 2 x 0.9 mm, shielded chip inductor
C2
GRM188R60J106ME47D, Murata, Cap, MLC, 10μF/6.3V, 0603 (H_MAX = 0.9mm)
C3
GRM155R60J105KE19D, Murata, Cap, MLC, 1μF/6.3V, 0402
Figure 2: AAT2113B Evaluation Board Schematic For 1.2V Fixed Output Voltage Version.
Figure 3: AAT2113B Evaluation Board
Top Side Layout for 1.2V Fixed
Output Voltage Version.
Figure 4: AAT2113B Evaluation Board
Bottom Side Layout for 1.2V Fixed
Output Voltage Version.
Skyworks Solutions, Inc. • Phone [781] 376-3000 • Fax [781] 376-3100 • [e-mail] • www.skyworksinc.com
16
202003A • Skyworks Proprietary Information • Products and Product Information are Subject to Change Without Notice. • May 24, 2012