RDF25 Series

www.xppower.com

DC-DC Converter

3

EMC: Immunity

Phenomenon

Standard

Test Level

Criteria

Notes & Conditions

Railway Equipment

EN50121-3-2

Electromagnetic compatibility for rolling stock

apparatus

ESD

EN50121-3-2

±8 kV air discharge, ±6 kV contact

A

Radiated

EN50121-3-2

20 V/m

A

EFT/Burst

EN50121-3-2

±2 kV

A

With external capacitor

Suggested parts are

100 µF/250 V electrolytic capacitors

two in parallel e.g. Ruby-con BXF series

Surge

EN50121-3-2

±2 kV

A

Conducted

EN50121-3-2

10 V rms

A

See application notes

Magnetic Fields

EN61000-4-8

100 A/m

A

Safety Approvals

Safety Agency

Safety Standard

Notes & Conditions

IEC

IEC60950-1/IEC62368-1

ITE

Safety Agency

Safety Standard

Notes & Conditions

EN

EN50155

Railway Applications, Electronic Equipment used on Rolling Stock

Environmental

Characteristic

Minimum

Typical

Maximum

Units

Notes & Conditions

Operating Temperature

-40

+100

°C

See derating curve

Maximum Case Temperature

+105

°C

Overtemperature Protection

115

°C

Thermal Impedance to Air

9.5

°C/W

Without heatsink

8.5

With heatsink

Storage Temperature

-55

+125

°C

Altitude

5000 m operation

Humidity

95

%RH

Non-condensing

Cooling

IEC/EN 60068-2-1

Dry Heat

IEC/EN 60068-2-2

Damp Heat

IEC/EN 60068-2-30

Shock & Vibration

IEC/EN 61373

EMC: Emissions

Phenomenon

Standard

Test Level

Notes & Conditions

Railway Equipment

EN50121-3-2

Conducted and Radiated