RPA200H-RUW datasheet(7/10 Pages) RECOM

7 / 10 page

DC/DC Converter

Specifications (measured @ ta = 25°C, nom. Vin, full load and after warm-up unless otherwise stated)

RPA200H-RUW

Series

PB-7

REV.: 0/2017

www.recom-power.com

-40 -20

100

120

Ambient Temperature [°C]

Natural Convection (0.1m/s w/o PCB)

with PCB:

Natural Convection (0.1m/s)

0.2m/s

0.5m/s

0.8m/s

1.0m/s

1.5m/s

-40 -20

100

120

Ambient Temperature [°C]

2.3l/min

Thermal Impedance

airflow

[m/s]

Rth

[°C/W]

0.1

3.8

0.2

3.12

0.5

2.5

0.8

2.07

1.0

1.72

1.5

1.25

Thermal Impedance

flow

[l/min]

Rth

[°C/W]

2.3

0.31

Iout = 50%

th = 2.5°C/W

DISS = 10.94W

ICmax = 100°C

Iout = 100%

th = 0.31°C/W

DISS = 20.79W

ICmax = 100°C

Thermal Calculation

AMBmax

= T

ICmax - TOVER

= 100°C - 27.4°C = +

73°C

AMBmax

= T

ICmax - TOVER

= 100°C - 6.5°C = +

93.5°C

OVER

= Rth x PDiss = 2.5°C/W x 10.94W = +27.4°C

OVER

= Rth x PDiss = 0.31°C/W x 20.79W = +6.5°C

SAFETY AND CERTIFICATIONS

Certificate Type (Safety)

Report / File Number

Standard

Information Technology Equipment, General Requirements for Safety

E224736-A54

UL60950-1, 2nd Edition, 2014

CSA C22.2 No. 60950, 2nd Edition, 2014

IEC/EN Information Technology Equipment - General Requirments for

Safety (CB Scheme)

E224736-A54-CB-1

IEC60950-1, 2nd Edition, 2005+ AM2, 2013

EN60950-1, 1st Edition, 2006 + AM2, 2013

Railway Applications - Electrical Equipment used on rolling stock

designed to meet

EN50155, 1st Edition, 2007

RoHS

RoHS 2011/65/EU + AM2015/863

continued on next page

Notes:

Note9: For further details about the water cooling please contact our Tech Support Team techsupportAT@recom-power.com

Thermal Derating with Fan Cooling and Double Layer PCB

Thermal Derating with Water Cooling

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