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CUI Inc │ SERIES: V78-1500 │ DESCRIPTION: NON-ISOLATED SWITCHING REGULATOR date 03/21/2014 │ page 2 of 6
INPUT
parameter conditions/description min typ max units
operating input voltage
2.5 and 3.3 V outputs
5 V output
6.5 V output
4.75
6.5
8
12
12
12
18
18
18
Vdc
Vdc
Vdc
OUTPUT
parameter conditions/description min typ max units
line regulation Vin = min ~ max, at full load ±0.5 ±0.75 %
load regulation measured from 10% load to full load ±0.5 ±1.0 %
voltage accuracy 100% load ±2 ±3 %
switching frequency 100% load, input voltage range 300 340 380 kHz
temperature coeffi cient ±0.02 %/°C
PROTECTIONS
parameter conditions/description min typ max units
short circuit protection continuous, automatic recovery
thermal shutdown 150 °C
SAFETY AND COMPLIANCE
parameter conditions/description min typ max units
EMI/EMC EN 55022 class B, EN 61000-4-2 class A
MTBF 2,000,000 hours
RoHS 2011/65/EU
ENVIRONMENTAL
parameter conditions/description min typ max units
operating temperature -40 85 °C
storage temperature -55 125 °C
case temperature 100 °C
storage humidity non-condensing 95 %
temperature rise at full load 25 °C
lead temperature 1.5 mm from case for 10 seconds 300 °C
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