EP5348UI Datasheet, PDF (5/12 Pages) Enpirion, Inc. – 400mA Synchronous Buck Regulator with Integrated Inductor

Typical Performance Characteristics
EP5348UI
90
80
70
60
50
40
30
20
0.0
VIN = 3.3V
0.1
0.2
Load Current (A)
Top to Bottom:
VOUT=2.5
VOUT=1.8
VOUT=1.2
0.3
0.4
Efficiency vs. Load Current: V_IN = 3.3V, V_OUT (from
top to bottom) = 2.5, 1.8, 1.2V
90
80
70
60
50
40
30
20
0.0
VIN = 5.0V
0.1
0.2
Load Current (A)
Top to Bottom:
VOUT=3.3V
VOUT=2.5V
VOUT=1.8V
VOUT=1.2V
0.3
0.4
Efficiency vs. Load Current: V_IN = 5.0V, V_OUT (from
top to bottom) = 3.3, 2.5, 1.8, 1.2V
20 MHz BW limit
500 MHz BW
Output Ripple: V_IN = 3.3V, V_OUT = 1.0V, Iout = 400mA
C_IN = 2.2µF/0603, C_OUT = 10µF/0603 + 2.2uF/0603
Output Ripple: V_IN = 3.3V, V_OUT = 1.0V, Iout = 400mA
C_IN = 2.2µF/0603, C_OUT = 10µF/0603 + 2.2uF/0603
20 MHz BW limit
500 MHz BW
Output Ripple: V_IN = 5V, V_OUT = 1.0V, Iout = 400mA
C_IN = 2.2µF/0603, C_OUT = 10µF/0603 + 2.2uF/0603
Output Ripple: V_IN = 5V, V_OUT = 1.0V, Iout = 400mA
C_IN = 2.2µF/0603, C_OUT = 10µF/0603 + 2.2uF/0603
05721
5
October 11, 2013
www.altera.com/enpirion
Rev D