AAT2114A Datasheet, PDF (7/16 Pages) Skyworks Solutions Inc. – 2.5A Low-Noise, Fast Transient 3MHz Step-Down Regulator

DATA SHEET
AAT2114A
2.5A Low-Noise, Fast Transient 3MHz Step-Down Regulator
Typical Characteristics
Output Voltage Error vs. Temperature
(VIN = 3.6V; VOUT = 1.8V)
3.0
IOUT = 0.10mA
IOUT = 0.5A
2.0
IOUT = 1mA
IOUT = 10mA
IOUT = 1.25A
IOUT = 2A
IOUT = 0.1A
IOUT = 2.5A
1.0
0.0
-1.0
-2.0
-3.0
-50
-25
0
25
50
75
100
Temperature (°C)
Output Voltage Error vs. Temperature
(VIN = 3.6V; VOUT = 1.2V)
3.0
IOUT = 0.10mA
IOUT = 0.5A
2.0
IOUT = 1mA
IOUT = 1.25A
IOUT = 10mA
IOUT = 2A
IOUT = 0.1A
IOUT = 2.5A
1.0
0.0
-1.0
-2.0
-3.0
-50
-25
0
25
50
75
100
Temperature (°C)
Load Transient Response
(250mA to 2.5A; V_IN = 5.0V; V_OUT = 3.3V;
C_OUT = 2x10µF; C₅ = 100pF)
3.7
3.5
3.3
3.1
3
2
1
0
Time (50µs/div)
Load Transient Response
(250mA to 2.5A; V_IN = 3.6V; V_OUT = 2.5V;
C_OUT = 2x10µF; C₅ = 100pF)
2.9
2.7
2.5
2.3
3
2
1
0
Time (50µs/div)
Load Transient Response
(250mA to 2.5A; V_IN = 3.6V; V_OUT = 1.8V;
C_OUT = 2x10µF; C₅ = 100pF)
2.0
1.9
1.8
1.7
3
2
1
0
Time (50µs/div)
Load Transient Response
(250mA to 2.5A; V_IN = 3.6V; V_OUT = 1.2V;
C_OUT = 2x10µF; C₅ = 100pF)
1.4
1.3
1.2
1.1
3
2
1
0
Time (50µs/div)
Skyworks Solutions, Inc. • Phone [781] 376-3000 • Fax [781] 376-3100 • [e-mail] • www.skyworksinc.com
202004C • Skyworks Proprietary Information • Products and Product Information are Subject to Change Without Notice. • March 18, 2013
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