MP20073 MPS, MP20073 Datasheet - Page 5

• Manufacturer Part Number: MP20073
• Description: 2a, 1.3v?6.0v Ddr Memory Termination Regulator
• Manufacturer: MPS

TYPICAL PERFORMANCE CHARACTERISTICS
C
MP20073 Rev. 0.9
10/22/2010
0.5V/div.
1
V
2V/div.
1V/div.
2A/div.
TTREF
=C
V
0.79
0.78
0.77
0.76
0.75
0.74
0.73
0.72
0.71
REF
V
-10
-20
-30
-40
-50
I
TT
TT
0
2
-3 -2.4
= C
DDR3 Source Regulation
Source Over Current Protection
V
0
DDR3 Regulation
DDQ
3
0.5
=10µF, C
=V
-1.2
REF
1
I
=1.8V, V
TT
I
1.5
(A)
TT
0
4
MP20073 – 2A, 1.3V-6.0V INPUT, DDR MEMORY TERMINATION REGUALTOR
(A)
MPS Proprietary Information. Unauthorized Photocopy and Duplication Prohibited.
=C
TT
2
1.2
6
= 0.9V
=0.1µF, C
2.5
2.4 3
3
0.5V/div.
7
2V/div.
2V/div.
1A/div.
V
=4.7µF, V
V
0.94
0.93
0.92
0.91
0.90
0.89
0.88
0.87
0.86
DDQ
REF
V
© 2010 MPS. All Rights Reserved.
2.0
1.6
1.2
0.8
0.4
0.0
I
TT
TT
-40
-3 -2.4
www.MonolithicPower.com
DDR2 Regulation
Input Supply Current
vs. Temp
V
Power Ramp Up
V
DDQ
DDQ
-10
TEMPERATURE (
=V
=V
DRV
-1.2
REF
REF
20
4ms/div.
=3.3V, T
=1.8V, V
=1.8V, V
I
TT
(A)
0
50
TT
TT
80 110 140
O
1.2
C)
= 0.9V
= 0.9V
A
=25
2.4 3
o
C, unless otherwise noted.
0.5V/div.
2V/div.
2V/div.
1A/div.
V
0.45
0.40
0.35
0.30
0.25
0.20
0.15
0.10
0.05
0.00
V
DDQ
REF
V
-10
-20
-30
-40
-50
I
TT
TT
0
-40
DDR2 Source Regulation
Power Ramp Down
V
Shut Down Input Current
vs. Temp
V
0
DDQ
DDQ
-10
0.5
=V
TEMPERATURE (
=V
REF
REF
1
20
=1.8V, V
=1.8V, V
1.5
I
10ms/div.
50
TT
(A)
TT
TT
2
80 110 140
= 0.9V
O
= 0V
C)
2.5
3
5