EV1320QI Datasheet, PDF (9/20 Pages) Enpirion, Inc. – The EV1320QI is a DC to DC converter specifically designed for memory termination applications.

Typical Performance Characteristics (Continued)
EV1320QI
Load Transient from 0 to 500mA
VDDQ
(AC Coupled)
VTT
(AC Coupled)
∆VTT is due to ∆VDDQ
CONDITIONS
AVIN = 3.3V
VDDQ = 1.5V
VTT = 0.75V
CIN=22µF, COUT=22µF
C1P = 22µF+1x10µF)
Load Transient from 0 to 1A
VDDQ
(AC Coupled)
VTT
(AC Coupled)
∆VTT is due to ∆VDDQ
CONDITIONS
AVIN = 3.3V
VDDQ = 1.5V
VTT = 0.75V
CIN=22µF, COUT=22µF
C1P = 22µF+1x10µF
LOAD
Note: Output deviation is measured at bulk capacitors on
evaluation board edge
LOAD
Note: Output deviation is measured at bulk capacitors on
evaluation board edge
Load Transient from 0 to 1.5A
VDDQ
(AC Coupled)
VT T
(AC Coupled)
∆VTT is due to ∆VDDQ
LOAD
CONDITIONS
AVIN = 3.3V
VDDQ = 1.5V
VTT = 0.75V
CIN=22µF, COUT=22µF
C1P = 22µF+1x10µF
Note: Output deviation is measured at bulk capacitors on
evaluation board edge
Load Transient from 0 to 2A
VDDQ
(AC Coupled)
VT T
(AC Coupled)
∆VTT is due to ∆VDDQ
LOAD
CONDITIONS
AVIN = 3.3V
VDDQ = 1.5V
VTT = 0.75V
CIN=22µF, COUT=22µF
C1P = 22µF+1x10µF
Note: Output deviation is measured at bulk capacitors on
evaluation board edge
VDDQ to VTT Tracking with Line
VDDQ
(AC Coupled)
∆VTT is due to ∆VDDQ
VTT
(AC Coupled)
CONDIT IONS
LOAD = 1Ω
AVIN = 3.3V,
CIN=22µF, COUT=22µF, C1P = 22µF+1x10µF
Startup with POK at No Load
ENABLE
VDDQ
VTT
POK
CONDIT IONS
No Load
CSS = 15nF
AVIN = 3.3V, VDDQ = 1.2V, VT T = 0.6V,
CIN=22µF, COUT=22µF, C1P = 22µF+1x10µF
©Enpirion 2012 all rights reserved, E&OE
06831
Enpirion Confidential
April 9, 2012
www.enpirion.com, Page 9
Rev: C