AAT2113B Datasheet, PDF (8/22 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
Typical Characteristics
Load Transient
(V_OUT = 2.5V; V_IN = 3.6V; I_OUT = 0 to 1.5A; C_OUT = 10µF)
2.70
2.60
2.50
2.40
2.30
1.5
1.0
0.5
0.0
Load Transient
(V_OUT = 2.5V; V_IN = 3.6V; I_OUT = 75mA to 1350mA; C_OUT = 10µF)
2.70
2.60
2.50
2.40
1.5
1.0
0.5
0.0
Time (100µs/div)
Time (50µs/div)
Line Transient
(V_OUT = 1.2V; V_IN = 3.3V to 3.6V; I_OUT = 1A)
4.0
3.5
3.0
1.210
1.205
1.200
1.195
1.190
1.185
Time (50µs/div)
Line Transient
(V_OUT = 1.8V; V_IN = 3.3V to 3.6V; I_OUT = 1A)
4.0
3.5
3.0
1.815
1.810
1.805
1.800
1.795
1.790
Time (20µs/div)
Line Regulation
(VOUT = 1.2V; L = 0.47µH)
1.0
0.8
0.6
0.4
0.2
0.0
-0.2
-0.4
-0.6
-0.8
-1.0
2.7
3.1
3.5
3.9
4.3
IOUT = 1500mA
IOUT = 1000mA
IOUT = 500mA
IOUT = 1mA
4.7
5.1
5.5
Input Voltage (V)
Line Regulation
(VOUT = 1.8V; L = 0.47µH)
1.0
0.8
0.6
0.4
0.2
0.0
-0.2
-0.4
-0.6
-0.8
-1.0
2.7
3.1
3.5
3.9
4.3
IOUT = 1500mA
IOUT = 1000mA
IOUT = 500mA
IOUT = 1mA
4.7
5.1
5.5
Input Voltage (V)
Skyworks Solutions, Inc. • Phone [781] 376-3000 • Fax [781] 376-3100 • [e-mail] • www.skyworksinc.com
8
202003A • Skyworks Proprietary Information • Products and Product Information are Subject to Change Without Notice. • May 24, 2012