EN5339QI
Typical Performance Curves
Efficiency vs. Output Current
Efficiency vs. Output Current
100
90
80
70
60
50
40
30
20
10
0
100
90
80
70
60
VOUT = 3.3V
VOUT = 2.5V
VOUT = 1.8V
VOUT = 1.2V
VOUT = 1.0V
50
VOUT = 2.5V
40
VOUT = 1.8V
30
VOUT = 1.2V
CONDITIONS
VIN = 3.3V
20
CONDITIONS
VIN = 5V
VOUT = 1.0V
10
0
0
0.5
1
1.5
2
2.5
3
0
0.5
1
1.5
2
2.5
3
3
3
OUTPUT CURRENT (A)
OUTPUT CURRENT (A)
Output Voltage vs. Output Current
Dropout Voltage
3.6
3.5
3.4
3.3
3.2
3.1
3
3.36
3.34
3.32
3.3
IOUT = 1A
IOUT = 2A
IOUT = 3A
VOUT = 3.3V
3.28
3.26
3.24
CONDITIONS
VOUT = 3.3V
CONDITIONS
VIN = 5V
2.9
2.8
3.2
3.3
3.4
3.5
3.6
3.7
3.8
3.9
4
0
0.5
1
1.5
2
2.5
INPUT VOLTAGE(V)
OUTPUT CURRENT (A)
Output Voltage vs. Output Current
Output Voltage vs. Output Current
2.56
1.86
1.84
1.82
1.8
VOUT = 2.5V
VOUT = 1.8V
2.54
2.52
2.5
2.48
2.46
2.44
1.78
1.76
1.74
CONDITIONS
VIN = 5V
CONDITIONS
VIN = 5V
0
0.5
1
1.5
2
2.5
3
0
0.5
1
1.5
2
2.5
OUTPUT CURRENT (A)
OUTPUT CURRENT (A)
Enpirion 2012 all rights reserved, E&OE
www.enpirion.com, Page 6
06903
September 12, 2012
Rev: B
ENPIRION [ ENPIRION, INC. ]
