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AAT1112 データシートの表示(PDF) - Advanced Analogic Technologies
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コンポーネント説明
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AAT1112
1.5A, 1.4MHz Step-Down Converter
Advanced Analogic Technologies
AAT1112 Datasheet PDF : 19 Pages
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SwitchReg
TM
Typical Characteristics
Efficiency vs. Output Current
(PFM Mode; V
OUT
= 3.3V)
100
V
IN
= 3.6V
90
80
V
IN
= 4.2V V
IN
= 5.0V
70
60
50
40
0.1
1
10
100
1000
Output Current (mA)
10000
Efficiency vs. Output Current
(PWM Mode; V
OUT
= 3.3V)
100
V
IN
= 3.6V
80
V
IN
= 5.0V
60
V
IN
= 4.2V
40
20
0
1.0
10
100
1000
Output Current (mA)
10000
Efficiency vs. Output Current
(PFM Mode; V
OUT
= 2.5V)
100
V
IN
= 2.7V
90
80
V
IN
= 3.6V
V
IN
= 4.2V
70
60
50
0.1
1
10
100
1000
Output Current (mA)
10000
PRODUCT DATASHEET
AAT1112
1.5A, 1.4MHz Step-Down Converter
Load Regulation
(PFM Mode; V
OUT
= 3.3V)
0.50
0.25
V
IN
= 3.6V V
IN
= 4.2V
0.00
-0.25
V
IN
= 5.0V
-0.50
0.1
1
10
100
1000
Output Current (mA)
10000
0.50
0.25
0.00
-0.25
-0.50
0.1
Load Regulation
(PWM Mode; V
OUT
= 3.3V)
V
IN
= 3.6V
V
IN
= 5.0V
V
IN
= 4.2V
1
10
100
1000
Output Current (mA)
10000
0.50
0.25
0.00
-0.25
-0.50
0.1
Load Regulation
(PFM Mode; V
OUT
= 2.5V)
V
IN
= 2.7V V
IN
= 3.6V
V
IN
= 4.2V
1
10
100
1000
Output Current (mA)
10000
1112.2007.11.1.2
www.analogictech.com
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