MP2249 – 6V, 3A, 1MHZ, SYNCHRONOUS STEP-DOWN CONVERTER
TYPICAL PERFORMANCE CHARACTERISTICS
(continued)
V
IN
= 5V, EN = 5V, V
O
= 1.8V, L1 = 2.2µH, and T
A
= +25°C, unless otherwise noted.
Shut-down through EN
I
O
=3A
Short Cuit Protection
I
O
=0A to short
V
O
1V/div
PG
5V/div
EN
5V/div
20ms/div
V
O
1V/div
SW
2V/div
I
L
5A/div
Short Cuit Protection
I
O
=3A to short
Load Transient
I
O
=1.5A to 3A
V
O
1V/div
V
O
/AC
50mV/div
SW
2V/div
I
L
5A/div
SW
5V/div
I
L
2A/div
MP2249 Rev.1.0
11/2/2010
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