AAT2113B Datasheet, PDF (9/22 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
1.0
0.8
0.6
0.4
0.2
0.0
-0.2
-0.4
-0.6
-0.8
-1.0
3
Line Regulation
(VOUT = 2.5V; L = 1µH)
IOUT = 1500mA
IOUT = 1000mA
IOUT = 500mA
IOUT = 1mA
3.5
4
4.5
5
5.5
Input Voltage (V)
Soft Start
(V_OUT = 1.2V; V_IN = 3.3V; I_OUT = 1A)
4
7
3
6
2
5
1
4
0
3
-1
2
-2
1
-3
0
-4
-1
Time (100µs/div)
Soft Start
(V_OUT = 1.8V; V_IN = 3.3V; I_OUT = 1A)
4
7
3
6
2
5
1
4
0
3
-1
2
-2
1
-3
0
-4
-1
Time (100µs/div)
Soft Start
(V_OUT = 2.5V; V_IN = 3.3V; I_OUT = 1A)
4
7
3
6
2
5
1
4
0
3
-1
2
-2
1
-3
0
-4
-1
Time (100µs/div)
Output Voltage Ripple
(V_OUT = 1.2V; V_IN = 3.3V; I_OUT = 1.5A)
1.24
4.0
1.22
3.5
1.20
3.0
1.18
2.5
1.16
2.0
1.14
1.5
1.12
1.0
1.10
0.5
1.08
0.0
Time (200ns/div)
Output Voltage Ripple
(V_OUT = 1.2V; V_IN = 3.3V; I_OUT = 1mA)
1.22
0.6
1.21
0.5
1.20
0.4
1.19
0.3
1.18
0.2
1.17
0.1
1.16
0
1.15
-0.1
1.14
-0.2
Time (10µs/div)
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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