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AAT1106_07 Datasheet, PDF (8/18 Pages) Advanced Analogic Technologies – 600mA Step-Down Converter
Typical Characteristics
Startup Waveform
(VOUT = 1.8V; CFF = 0pF; RLOAD = 3Ω;
CIN = 4.7µF; COUT = 10µF; L = 2.2µH)
6
1.75
5
1.50
4
VEN = 3.0V
1.25
3
VOUT = 1.8V 1.00
2
0.75
1
0
IIN
0.50
-1
0.25
-2
0.00
-3
-0.25
Time (20µs/div)
Startup Waveform
(VOUT = 1.8V; CFF = 100pF; RLOAD = 3Ω;
CIN = 4.7µF; COUT = 10µF; L = 2.2µH)
6
1.75
5
1.50
4
VEN = 3.0V 1.25
3
2
VOUT = 1.8V 1.00
0.75
1
0
IIN
0.50
-1
0.25
-2
0.00
-3
-0.25
Time (20µs/div)
AAT1106
600mA Step-Down Converter
Startup Waveform
(VOUT = 1.8V; CFF = 22pF; RLOAD = 3Ω;
CIN = 4.7µF; COUT = 10µF; L = 2.2µH)
6
1.75
5
1.50
4
VEN = 3.0V
1.25
3
VOUT = 1.8V 1.00
2
0.75
1
0
0.50
-1
0.25
-2
IIN
0.00
-3
-0.25
Time (20µs/div)
8
1106.2007.07.1.0