PAM2316 Datasheet, PDF (5/11 Pages) Power Analog Micoelectronics – 2.5MHz,Fast Transient 2A Step-Down Converter

PAM2316
2.5MHz,Fast Transient 2A Step-Down Converter
Typical Performance Characteristics
T_A =25°C, C_IN =10μF, C_O =10μF,L=1.0µH, unless otherwise noted.
Efficiency vs Output Current(Vo=1.2V)
100
90
80
70
60
50
40
30
20
10
0
1
Vin=3.3V
Vin=4.2V
Vin=5V
10
100
1000
Output Current (mA)
10000
Efficiency vs Output Current(Vo=1.8V)
100
90
80
70
60
50
40
30
20
10
0
1
Vin=3.3V
Vin=4.2V
Vin=5V
10
100
1000
Output Current (mA)
10000
Efficiency vs Output Current(Vo=3.3V)
100
90
80
70
60
50
40
30
20
Vin=4.2V
Vin=5.0V
10
Vin=5.5V
0
1
10
100
1000
10000
Output Current (mA)
Efficiency vs Output Current(Vo=1.5V)
100
90
80
70
60
50
40
30
20
10
0
1
Vin=3.3V
Vin=4.2V
Vin=5V
10
100
1000
Output Current (mA)
10000
Efficiency vs Output Current(Vo=2.5V)
100
90
80
70
60
50
40
30
20
10
0
1
Vin=3.3V
Vin=4.2V
Vin=5V
10
100
1000
Output Current (mA)
10000
Load Regulation
1.00
0.80
0.60
0.40
0.20
0.00
-0.20
-0.40
-0.60
-0.80
-1.00
1
Vo=1.2V
L=1.0uH
V in= 3. 3V
V in= 4. 2V
V in= 5. 0V
10
100
1000
Output Current(mA )
10000
Power Analog Microelectronics, Inc
www.poweranalog.com
5
12/2011 Rev1.1