M Series
50 Watt DC-DC and AC-DC Converters
Features
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Extremly wide operating input voltage ranges
from 8 to 385 VDC and 85 to 264 VAC, 47 to 440 Hz
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RoHS lead-free-solder and lead-solder-exempted
products available
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Class I equipment
Input over- and undervoltage lockout
1, 2, or 3 individually isolated outputs up to 72 V
Outputs: SELV, no load, overload, short-circuit proof,
rectangular current limiting characteristic
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Adjustable output voltages with remote on/off
Immunity according to IEC/EN 61000-4-2, -3, -4, -5, -6
Emissions according to EN 55011/55022
According to EN 45545 and NF-F-16
(Version V107 or later)
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All PCBs boards coated by protective lacquer
Very high reliability
111
4.37ꢀ
3U
Battery charger models available
168
6.6ꢀ
39
1.54ꢀ
8TE
Safety-approved to the latest edition of IEC/EN 60950-1
and UL/CSA 60950-1
Table of Contents
Description........................................................................................2
Model Selection................................................................................2
Functional Description......................................................................5
Electrical Input Data .........................................................................6
Electrical Output Data.......................................................................8
Auxiliary Functions .........................................................................12
Electromagnetic Compatibility (EMC).............................................15
Immunity to Environmental Conditions...........................................17
Mechanical Data.............................................................................19
Safety and Installation Instructions.................................................20
Description of Options....................................................................23
Accessories....................................................................................30
belfuse.com/power-solutions
BCD20018-G Rev AF, 19-Nov-2019