MP2007 – 3A, 1.3V-6.0V INPUT, DDR MEMORY TERMINATION REGUALTOR
TYPICAL PERFORMANCE CHARACTERISTICS
C1=C2=C3=10uF, C4 =C6=0.1uF, C7=4.7uF, VDRV=5V, TA=25ºC unless otherwise noted.
1.37
1.33
1.02
0.98
0.94
0.9
0.87
0.83
1.29
1.25
0.79
0.75
VDDQ=2.5V
VDDQ=1.8V
VDDQ=2.5V
1.21
1.17
0.71
0.67
0.86
0.82
VDDQ=1.5V
V
DDQ=1.8V
VDDQ=1.8V
-5 -4 -3 -2 -1
0
1
2
3
4
5
-5 -4 -3 -2 -1
0
1
2
3
4
5
-5 -4 -3 -2 -1
0
1
2
3
4
5
Sink Load Transient
Source Over Current Protection
Source Load Transient
V
DDQ=VREF=2.5V, V TT=0.9V, VSINK=1.8V
V
DDQ=VREF=2.5V, V TT=1.25V
V
DDQ=VREF=1.8V, V TT=0.9V
VTT
10mV/div.
V
V/div.
VTTREF
1V/div.
VTT
IN
VTT
10mV/div.
2
1V/div.
ITT
1A/div.
ITT
2A/div.
ITT
1A/div.
400ms/div
400us/div
20us/div
Startup Through Down
Sink Over Current Protection
VDDQ=VREF=2.5V, V TT=1.25V,VSINK=2.5V
Power Ramp Up
V
DDQ=VREF=1.8V, V TT=0.9V
V
DDQ=VREF=1.8V, V TT=0.9V
V
DDQ
V
DDQ
V
DDQ
2V/div
VTTREF
1V/div.
2V/div
2V/div
VTTREF
2V/div.
VTTREF
2V/div.
VTT
0.5V/div.
ITT
VTT
1V/div.
ITT
VTT
0.5V/div.
ITT
1A/div.
2A/div.
1A/div.
4ms/div
1s/div
10ms/div
MP2007 Rev. 0.9
7/23/2009
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5
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