Datasheet

cui.com
CUI Inc │ SERIES: VAT2-SMT │ DESCRIPTION: DC-DC CONVERTER date 03/30/2015 │ page 2 of 5
INPUT
parameter conditions/description min typ max units
operating input voltage
5 Vdc model
12 Vdc model
4.5
10.8
5
12
5.5
13.2
Vdc
Vdc
OUTPUT
parameter conditions/description min typ max units
line regulation for Vin change of 1% ±1.2 %
load regulation
measured from 10%
load to full load
5 Vdc models
9 Vdc models
12 Vdc models
15 Vdc models
12.8
8.3
6.8
6.3
15
10
10
10
%
%
%
%
voltage accuracy see derating curves
switching frequency 100% load 70 kHz
temperaturecoefcient 100% load ±0.03 %/°C
PROTECTIONS
parameter conditions/description min typ max units
short circuit protection 1 s
SAFETY AND COMPLIANCE
parameter conditions/description min typ max units
isolation voltage input to output for 1 minute at 1 mA max. 1,000 Vdc
isolation resistance input to output at 500 Vdc 1,000 MΩ
conducted emissions CISPR22/EN55022,classA(externalcircuitrequired,seeFigure1)
ESD IEC/EN 61000-4-2, class B, contact ±6kV
MTBF asperMIL-HDFK-217at25°C 3,500,000 hours
RoHS 2011/65/EU
ENVIRONMENTAL
parameter conditions/description min typ max units
operating temperature see derating curve -40 105 °C
storage temperature -55 125 °C
storage humidity non-condensing 95 %
temperature rise at full load 25 °C
reowsoldering seereowsolderingprole 245 °C
0
50
10 0
15 0
20 0
25 0
Time (sec.)
Temperature ( )
Peak.Temp 245  (Max.)
24 5
21 7
60 Max
(>217)
Sec

˚
C
˚
C
˚
C
For more information, please visit the product page.