AAT2789 Datasheet, PDF (8/22 Pages) Advanced Analogic Technologies – Low Noise, High Frequency Dual Step-Down Converter

SystemPower^TM
PRODUCT DATASHEET
AAT2789
Low Noise, High Frequency Dual Step-Down Converter
Typical Characteristics – Channel 1
Enable Soft Start
(V_IN = 3.6V; V_OUT = 1.8V; I_OUT = 1.7A)
EN
(2V/div)
V_OUT
(1V/div)
I_IN
(500mA/div)
Time (100µs/div)
Heavy Load Switching Waveform
(V_IN = 3.6V; V_OUT = 1.8V; I_OUT = 1.7mA)
20
2.8
10
2.6
0
2.4
-10
2.2
-20
2.0
-30
1.8
-40
1.6
-50
1.4
-60
1.2
Time (500ns/div)
8
www.analogictech.com
2789.2008.03.1.0