R-78B-2.0
DC/DC Converter
Specifications (measured @ ta= 25°C, nom. Vin, full load and after warm up unless otherwise specified)
Series
ENVIRONMENTAL
Parameter
Condition
Value
Operating Temperature Range
Maximum Case Temperature
Temperature Coefficient
Operating Altitude
Operating Humidity
Pollution Degree
without derating (see graph)
-40°C to +70°C
+105°C
0.02%/°C typ.
5000m
95% RH max.
non-condensing
PD2
MTBF
according to MIL-HDBK-217F, G.B.
+25°C
6349 x 103 hours
Vibration
10-55Hz, 2G, 30min along X, Y and Z axis
Derating Graph
(@ Chamber and natural convection 0.1m/s)
100
80
60
40
20
0
-40 -20
0
20
40 60
80 100
70 85
Ambient Temperature [°C]
SAFETY AND CERTIFICATIONS
Certificate Type (Safety)
Audio/video, information and communication technology equipment
Safety requirements (CB Scheme)
Report / File Number
Standard
IEC/EN62368-1, 2nd Edition, 2014
RoHS 2011/65/EU + AM2015/863
(pending)
RoHs2+
EMC Compliance
Condition
Standard / Criterion
Information technology equipment - Radio disturbance
characteristics - Limits and methods of measurement
with external components
(see filter suggestion below)
EN55022, Class A
EN55022, Class B
Information technology equipment - Immunity characteristics - Limits and methods
of measurement
EN55024, 2010
Electromagnetic compatibility of multimedia equipment - Emission requirements
ESD Electrostatic discharge immunity test
EN55032, Class B, 2013
IEC61000-4-2, Criteria A
IEC61000-4-3, Criteria A
IEC61000-4-4, Criteria A
IEC61000-4-5, Criteria A
IEC61000-4-6, Criteria A
IEC61000-4-8, Criteria A
Air 8kV and Contact 4kV
Radiated, radio-frequency, electromagnetic field immunity test
Fast Transient and Burst Immunity
3 V/m
0.5kV
Surge Immunity
0.5kV
Immunity to conducted disturbances, induced by radio-frequency fields
Power Magnetic Field Immunity
3V
50Hz/ 1A/m
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