Datasheet

www.recom-power.com
REV.: 1/2019 MED-4
DC/DC Converter
Specifications (measured @ Ta= 25°C, nom. Vin, full load and after warm-up unless otherwise stated)
REM3.5E
Series
PROTECTIONS
Parameter
Type
Value
Short Circuit Protection (SCP) below 100mΩ continuous, hiccup mode, automatic recovery
Isolation Voltage
(8)
I/P to O/P
DIP24
“/R8” suffix
tested for 1 second
rated for 1 minute
8kVDC
4kVAC/60Hz
“/R10” suffix
tested for 1 second
rated for 1 minute
10kVDC
5kVAC/60Hz
SMD “/R6” suffix rated for 1 minute 6kVDC
Isolation Resistance 10GΩ min.
Isolation Capacitance 20pF typ.
Insulation Grade reinforced
Leakage Current 0.8μA typ. / 1μA max.
Means of Protection 250VAC working voltage 2MOPP
Medical Device Classification built-in power supply
Internal
clearance/creepage >8mm
External
clearance/creepage >8mm
Notes:
Note8: For repeat Hi-Pot testing, reduce the time and/or the test voltage
Note9: Refer to local safety regulations if input over-current protection is also required. Recommended fuse: slow blow type
1.5
1.0
0.5
-0.5
0
-1.0
-1.5
Deviation [%]
0 10 20 30 40 50 60 70 80 90 100
Output Load [%]
1.5
1.0
0.5
-0.5
0
-1.0
-1.5
Deviation [%]
0 10 20 30 40 50 60 70 80 90 100
Output Load [%]
Deviation vs. Load
REM3.5E-0505S REM3.5E-2405S
ENVIRONMENTAL
Parameter Condition
Value
Operating Temperature Range full load @ natural convection 0.1m/s (see graph) -40°C to +85°C
Maximum Case Temperature +105°C
Temperature Coefficient ±0.02%/K typ. / ±0.05%/K max.
Thermal Impedance 0.1m/s, horizontal 20K/W
Operating Altitude 3000m
Operating Humidity non-condensing 5% - 95% RH max.
Pollution Degree PD2
MTBF according to MIL-HDBK-217F, G.B.
+25°C
+85°C
3600 x 10
3
hours
450 x 10
3
hours
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