EP53A8LQI Datasheet, PDF (5/14 Pages) Enpirion, Inc. – 1000mA Synchronous Buck Regulator with Integrated Inductor

EP53A8LQI/EP53A8HQI
Typical Performance Characteristics
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Load Current (A)
Efficiency vs. Load Current: V_IN = 5.0V, V_OUT (from
top to bottom) = 3.7, 3.3, 2.5, 1.8, 1.2V
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85
75
65
55
45
35
25
0
100 200 300 400 500 600 700 800 900 1000
Load Current (A)
Efficiency vs. Load Current: V_IN = 3.3V, V_OUT (from
top to bottom) = 2.5, 1.8V,1.2V
Start Up Waveform: V_IN = 5.0V, V_OUT = 3.3V; I_LOAD =
1000mA
Shut-down Waveform: V_IN = 5.0V, V_OUT = 3.3V; I_LOAD =
1000mA
©Enpirion 2009 all rights reserved, E&OE
03651
5
12/16/2009
www.enpirion.com
Rev:B