cui.com
date 11/01/2012 │ page 2 of 5CUI Inc │ SERIES: VWRBT1 │ DESCRIPTION: DC-DC CONVERTER
INPUT
parameter conditions/description min typ max units
operating input voltage
12 V model
24 V model
9
18
12
24
18
36
Vdc
Vdc
OUTPUT
parameter conditions/description min typ max units
line regulation measured from low line to high line ±0.2 ±0.5 %
load regulation measured from 10% to 100% full load ±0.5 ±1 %
voltage accuracy ±1 ±2 %
switching frequency 100% load, nominal input voltage 300 kHz
temperature coeffi cient ±0.03 %/°C
PROTECTIONS
parameter conditions/description min typ max units
short circuit protection continuous
SAFETY AND COMPLIANCE
parameter conditions/description min typ max units
isolation voltage tested for 1 minute, at 1 mA max. 1,500 Vdc
insulation resistance at 500 Vdc 1,000
MΩ
isolation capacitance input to output 85
pF
RoHS compliant yes
MTBF 1,000,000 hours
ENVIRONMENTAL
parameter conditions/description min typ max units
operating temperature -40 85 °C
storage temperature -55 125 °C
storage humidity non-condensing 95 %
temperature rise at full load 15 30 °C
lead temperature for 10 seconds 245 °C
For more information, please visit the product page.