AAT1149A Datasheet, PDF (7/17 Pages) Advanced Analogic Technologies – 2.2MHz Fast Transient 400mA Step-Down Converter

DATA SHEET
AAT1149A
2.2MHz Fast Transient 400mA Step-Down Converter
Typical Characteristics
Load Transient
(V_OUT = 1.875V; V_IN = 3.6V; I_OUT = 10mA to 400mA)
0.2
0
-0.2
0.5
0
0.5
0
Time (100µs/div)
4.00
3.00
2.00
1.00
0.00
-1.00
-2.00
-3.00
-4.00
Soft Start
(V_OUT = 1.875V)
2.00
1.75
1.50
1.25
1.00
0.75
0.50
0.25
0.00
Time (50µs/div)
Skyworks Solutions, Inc. • Phone [781] 376-3000 • Fax [781] 376-3100 • [e-mail] • www.skyworksinc.com
7
201988A • Skyworks Proprietary Information • Products and Product Information are Subject to Change Without Notice. • May 23, 2012