PAM2306D
Dual High-Efficiency PWM Step-Down DC-DC Coverter
Typical Performance Characteristics
T
A
=25 ° , C
IN
=10
μ
F, C
O
=10
μ
F, L=4.7
μ
H, unless otherwise noted.
C
Efficiency vs Output Current (Vo=1.2V)
100
90
80
70
75
95
90
85
80
Efficiency vs Input Voltage (Vo=1.2V)
60
50
40
1
10
100
Vin=3.6V
Vin=4.2V
Vin=5.0V
70
65
60
2.5
Io=10mA
Io=100mA
Io=1000mA
3.0
3.5
4.0
4.5
5.0
5.5
1000
Output Current(mA)
Input Voltage(V)
Efficiency vs Output Current (Vo=1.5V )
100
90
80
80
70
75
60
50
40
1
10
100
1000
Output Current(mA)
Vin=3.6V
Vin=4.2V
Vin=5.0V
70
65
95
90
85
Efficiency vs Input Voltage (Vo=1.5V)
Io=10mA
Io=100mA
Io=1000mA
3.0
3.5
4.0
4.5
Input Voltage(V)
5.0
5.5
60
2.5
Efficiency vs Output Current (Vo=1.8V)
100
90
80
70
Eifficiency vs Input Voltage (Vo=1.8V)
95
90
85
80
75
60
50
40
1
10
100
1000
Vin=3.6V
Vin=4.2V
Vin=5.0V
70
65
60
2.0
Io=10mA
Io=100mA
Io=1000mA
3.0
4.0
Input Voltage(V)
5.0
6.0
Output Current(mA)
Power Analog Microelectronics
,
Inc
www.poweranalog.com
02/2012 Rev1.1
6
PAM [ POWER ANALOG MICOELECTRONICS ]
