RCQ75 Series

www.xppower.com

DC-DC Converter

3

Safety Approvals

Safety Agency

Safety Standard

Notes & Conditions

CB Report

IEC60950-1

Information Technology

UL

UL/cUL60950-1

Information Technology

Safety Agency

Safety Standard

Notes & Conditions

CB Report

IEC60571

Railway Applications

EN

EN50155

Railway Applications, Electronic Equipment used on Rolling Stock

Environmental

Characteristic

Minimum

Typical

Maximum

Units

Notes & Conditions

Baseplate Temperature

-40

+105

°C

See Derating Curve.

Storage Temperature

-50

+125

°C

Overtemperature Protection

+110

°C

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

IEC/EN 61373

Vibration

EN 45545-2

Thermal Impedance to Air

7.5/6.8

°C/W

No heatsink / with heatsink

EMC: Immunity

Phenomenon

Standard

Test Level

Criteria

Notes & Conditions

IT Equipment

EN55024

High severity, as below

Railway Equipment

EN50121-3-2

Electomagnetic compatibility for rolling stock

apparatus

ESD

EN61000-4-2

±8 kV air discharge, ±6 kV contact

A

Radiated

EN61000-4-3

10 V/m

A

EFT/Burst

EN61000-4-4

±2 kV

A

With external capacitor,

suggested part is CHEMI-CON KY 470µF/100V

Surge

EN61000-4-5

±1 kV

A

With external capacitor,

suggested part is CHEMI-CON KY 470µF/100V

Conducted

EN61000-4-6

10 V rms

A

EMC: Emissions

Phenomenon

Standard

Test Level

Notes & Conditions

IT Equipment

EN55022

A

Conducted & Radiated, see Application Notes

Railway Equipment

EN50121-3-2

Conducted & Radiated