MP20043 –DUAL-CHANNEL, 300mA LDO WITH PROGRAMMABLE OUTPUT VOLTAGE
TYPICAL PERFORMANCE CHARACTERISTICS
(continued)
Test Combination A, V
IN
= 3.7V, P1 Open, P2 Open (V
OUT1
=2.8V, V
OUT2
=3.3V), C
IN
= C
OUT1
= C
OUT2
=
1μF, EN1=EN2= V
IN
, T
A
= +25ºC, unless otherwise noted.
Load Transient (Channel 2) OCP Start Up
V
IN
=3.7, I
OUT2
=1mA to 300mA,
with Resistive Load
V
IN
=3.7V, Short VOUT1 to
END before Start Up
OCP Start Up
V
IN
=3.7V, Short VOUT2 to
END before Start Up
V
OUT2
(AC)
100mV/div
V
IN
2V/div
V
OUT2
2V/div
V
IN
2V/div
V
OUT1
2V/div
I
OUT2
200mA/div
40us/div
I
OUT1
200mA/div
V
OUT1
2V/div
100ms/div
I
OUT2
200mA/div
V
OUT2
2V/div
100ms/div
OCP Recovery
V
IN
=3.7V, Remove the Over
Current Conditon of Channel 1
OCP Recovery
V
IN
=3.7V, Remove the Over
Current Conditon of Channel 2
V
IN
2V/div
V
OUT2
2V/div
I
OUT1
200mA/div
V
OUT1
2V/div
V
IN
2V/div
V
OUT1
2V/div
I
OUT1
200mA/div
V
OUT2
2V/div
40ms/div
20ms/div
MP20043 Rev.0.91
10/10/2011
www.MonolithicPower.com
MPS Proprietary Information. Unauthorized Photocopy and Duplication Prohibited.
© 2011 MPS. All Rights Reserved.
9
MPS [ MONOLITHIC POWER SYSTEMS ]
