AME5251A Datasheet, PDF (12/19 Pages) Analog Microelectronics – Dual 1A, 1.5MHz Synchronous Step-Down Converter

AME
AME5251A
n Characterization Curve
Efficiency vs. Output Current
100
90
80
VIN = 2.7V
70
60
50
40
30
20
10 _{VOUT = 2.5V COUT = 10µF L = 2.2µH}
0
1
10
100
1000
Output Current(mA)
Efficiency vs. Output Current
100
90
80
70
60
50
40
30
20
10
01
VIN = 2.7V
V_OUT = 1.5V C_OUT = 10µF L = 2.2µH
10
100
1000
Output Current(mA)
Efficiency vs. Output Current
100
90
80
70
60
50
40
30
20
10
0
1
12
VIN = 2.5V
VOUT = 1.2V COUT = 10µF L = 2.2µH
10
100
1000
Output Current(mA)
Dual 1A, 1.5MHz Synchronous
Step-Down Converter
Efficiency vs. Output Current
100
90
80
V_IN = 3.6V
70
60
50
40
30
20
10 VOUT = 2.5V COUT = 10µF L = 2.2µH
0
1
10
100
1000
Output Current(mA)
Efficiency vs. Output Current
100
90
80
VIN = 3.6V
70
60
50
40
30
20
10
V_OUT = 1.5V C_OUT = 10µF L = 2.2µH
01
10
100
1000
Output Current(mA)
Efficiency vs. Output Current
100
90
80
70
60
50
40
30
20
10
0
1
VIN = 5.5V
V_OUT = 1.2V C_OUT = 10µF L = 2.2µH
10
100
Output Current(mA)
1000
Rev. A.04