MP20073 – 2A, 1.3V-6.0V INPUT, DDR MEMORY TERMINATION REGUALTOR

MP20073 Rev. 1.0

www.MonolithicPower.com

3

10/16/2012

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© 2012 MPS. All Rights Reserved.

ELECTRICAL CHARACTERISTICS

Parameters

Symbol

Test Condition

Min

Typ

Max

Unit

VDRV Operating Voltage

VDRV

-

3

3.3

5

V

VDRV Shut down current

IDRV_SD

VDRV =3.3 V, VDDQ=0V

-

0.2

1.0

A

VDRV Operation Current

IDRV

VEN_H, VTT=0.75V

1.3

3

mA

Thermal Trip Point

TSD

-

150

-

Hysteresis

TSDHYS

-

25

-

VDDQ

UVLO

Upper

Threshold

VDDQUV+ Rising Edge; hysteresis = 55mV

-

0.9

1.3

V

1/2VREF – VTT, VREF = 1.8V,

IVTT = 0 to 2A (Sink Current)

IVTT = 0 to 2A (Source Current)

-30

-30

-

-

30

30

mV

VTT with Respect to 1/2VREF

dVTT0

1/2VREF – VTT, VREF = 1.5V,

IVTT = 0 to 2.5A (Sink Current)

IVTT = 0 to 2.5A (Source Current)

-30

-30

-

-

30

30

mV

Source Current Limit

ILIMVTsrc -

-

3.0

-

A

Sink Current Limit

ILIMVTsnk -

-

3.0

-

A

Soft−Start

Source

Current

Limit

ILIMVTSS -

-

1.0

-

A

VREF=1.8, VDRV=3.3V

-

9

-

Maximum Soft−Start Time

tssvttmax

VREF=1.5V, VDRV=3.3V

-

7

us

VTTREF Source Current

IVTTR

VREF = 1.8 V or 1.5 V

10

-

-

mA

1/2VREF – VTTR,

VREF = 1.8 V,

IVTTR = 0 mA to 10 mA

-18

-

18

mV

VTTREF Accuracy Referred

to 1/2VREF

dVTTR

1/2VREF – VTTR,

VREF = 1.5 V,

IVTTR = 0 mA to 10 mA

-15

-

15

mV

VEN Pin Threshold High

VEN_H

-

1.4

-

-

V

VEN Pin Threshold Low

VEN_L

-

-

-

0.5

V

VEN Pin Input Current

IIN_VEN

VEN = 3.3 V

-

-

1.0

A