MP2107/MP2107A – 4A, 6V SYNCHRONOUS STEP-DOWN SWITCHING REGULATOR
TYPICAL PERFORMANCE CHARACTERISTICS
(continued)
V
IN
= 5V, V
CC
= 5V (MP2107A Only), V
O
= 1.8V, L1 = 1.0µH, C2 = 47µF, T
A
= +25°C, unless otherwise noted.
Shut-down through Enable
No Load
Shut-down through Enable
Full Load
V
OUT
1V/div.
V
EN
2V/div.
V
OUT
2V/div.
V
EN
5V/div.
V
POK
2V/div.
V
POK
2V/div.
400ms/div.
1ms/div.
Short Circuit Protection
V
IN
=5V, V
OUT
=1.8V
Short Circuit Recovery
V
IN
=5V, V
OUT
=1.8V
V
OUT
1V/div.
V
sw
5V/div.
V
OUT
1V/div.
V
sw
5V/div.
I
INDUCTOR
2A/div.
I
INDUCTOR
2A/div.
1ms/div.
MP2107/MP2107A Rev. 1.1
www.MonolithicPower.com
10/13/2010
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© 2010 MPS. All Rights Reserved.
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