EP5382Q/EP5362Q/EP5352Q
Typical Performance Characteristics
Efficiency vs Output Current
Efficiency vs Output Current
95
100
95
90
85
80
75
70
65
60
55
50
90
85
80
VOUT = 3.3V
75
VOUT = 3.3V
VOUT = 3.0V
VOUT = 2.7V
VOUT = 2.5V
VOUT = 1.8V
VOUT = 3.0V
70
VOUT = 2.7V
65
VOUT = 2.5V
VOUT = 1.8V
60
55
50
VIN = 5.0V
VIN = 3.6V
50
150
250
350
450
550
50
150
250
350
450
550
Load Current (mA)
Load Current (mA)
Start up Waveform
Efficiency vs Output Current
100
95
90
85
80
75
70
65
60
55
50
Vout
1V/Div
VOUT = 3.0V
VOUT = 2.7V
VOUT = 2.5V
VOUT = 1.8V
VOUT = 1.2V
Enable
2V/Div
VIN = 3.3V
50
150
250
350
450
550
VIN = 5.0V
VOUT = 3.3V
200μs/Div
Load Current (mA)
Transient Response
Transient Response
Vout
50mV/Div
Vout
50mV/Div
ILoad
500mA/Div
ILoad
500mA/Div
VIN = 3.3V
VIN = 5.0V
VOUT = 3.3V
Iload = 100mA to 800mA
20μs/Div
20μs/Div
VOUT = 1.8V
load = 100mA to 800mA
I
Output Ripple
Output Ripple
Vout
10mV/Div
Vout
10mV/Div
VIN = 3.6V
OUT = 3.3V
Output Cap = 2 x 10 μF 0805
200ns/Div
VIN = 3.6V
OUT = 3.3V
Output Cap = 10 μF 0805
200ns/Div
V
V
©Enpirion 2009 all rights reserved, E&OE
6
www.enpirion.com
03132
4/28/2009
Rev:B
ENPIRION [ ENPIRION, INC. ]
