AAT2113B Datasheet, PDF (17/22 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–5.5V
EN
C1
4.7μF
U1
2
8
L1
VP
LX
0.47μH
6 _EN
7
LX
AAT2113B
3
VCC
4
FB
C4
1μF
5
AGND
1
PGND
C2
22pF
VOUT
1.2V/1.5A
R1
200k
C3
10μF
R2
200k
U1
C1
C2
L1
R1, R2
R3
C3
C4
AAT2113BIXS-0.6-T1 Skyworks, 3.3MHz Fast Transient, 1.5A Step-Down Converter, FTDFN22-8, 2x2mm
GRM188R60J475KE19D, Murata, Cap, MLC, 4.7μF/6.3V, 0603 (H_MAX = 0.8mm)
Optional, 22pF, 0201
LQM2HPNR47MGO, Murata, 0.47μH, I_SAT =1.8A, DCR = 0.04Ω, 2.5 x 2 x 1mm, shielded chip inductor
Carbon film resistor, 200kΩ, 1%, 0201
Carbon film resistor, 0Ω
GRM188R60J106ME47D, Murata, Cap, MLC, 10μF/6.3V, 0603 (H_MAX = 0.8mm)
GRM155R60J105KE19D, Murata, Cap, MLC, 1μF/6.3V, 0402
Figure 5: AAT2113B Evaluation Board Schematic For Adjustable Output Voltage Version.
Figure 6: AAT2113B Evaluation Board
Top Side Layout for Adjustable
Output Voltage Version.
Figure 7: AAT2113B Evaluation Board
Bottom Side Layout for Adjustable
Output Voltage Version.
Skyworks Solutions, Inc. • Phone [781] 376-3000 • Fax [781] 376-3100 • [e-mail] • www.skyworksinc.com
202003A • Skyworks Proprietary Information • Products and Product Information are Subject to Change Without Notice. • May 24, 2012
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