Datasheet

cui.com
CUI Inc │ SERIES: PQMC3-S │ DESCRIPTION: DC-DC CONVERTER date 07/07/2014 │ page 3 of 6
SAFETY AND COMPLIANCE
parameter conditions/description min typ max units
isolation voltage input to output for 1 minute at 1 mA max. 1,500 Vdc
isolation resistance input to output at 500 Vdc 1,000 MΩ
conducted emissions CISPR22/EN55022,classB(externalcircuitrequired,seeFigure1-b)
radiated emissions CISPR22/EN55022,classB(externalcircuitrequired,seeFigure1-b)
ESD IEC/EN61000-4-2, class B, contact ± 4kV
radiated immunity IEC/EN61000-4-3, class A, 10V/m
EFT/burst IEC/EN61000-4-4,classB,±2kV(externalcircuitrequired,seeFigure1-a)
surge IEC/EN61000-4-5,classB,±2kV(externalcircuitrequired,seeFigure1-a)
conducted immunity IEC/EN61000-4-6, class A, 3 Vr.m.s
voltage dips & interruptions IEC/EN61000-4-29, class B, 0%-70%
MTBF asperMIL-HDBK-217F@25°C 1,000,000 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, Ta=25°C 25 °C
SOLDERABILITY
parameter conditions/description min typ max units
hand soldering 1.5 mm from case for 10 seconds 300 °C
wave soldering seewavesolderingprole 260 °C
MECHANICAL
parameter conditions/description min typ max units
dimensions 22.00 x 9.50 x 12.00 (0.866 x 0.374 x 0.472 inch) mm
case material plastic (UL94-V0)
weight 4.9 g
DERATING CURVES
PROTECTIONS
parameter conditions/description min typ max units
short circuit protection continuous, automatic recovery
100
80
60
40
20
Ambient Temperature (°C)
Load (%)
-40-20 0204060
85 105 120
Safe operating area
10 Sec. Max.
Wave Soldering Time
4 Sec. Max.
Peak Temp. 260°C Max.
Time (sec.)
Temperature (°C)
250
200
150
100
50
0
WaveSolderingProle Temperature Derating Curve
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