www.recom-power.com

REV.: 0/2018

PB-6

DC/DC Converter

RP40Q-RUW

Series

PROTECTION

Parameter

Condition

Value

Short Circuit Protection (SCP)

below 100m

W

continuous, hiccup mode, automatic recovery

Over Voltage Protection (OVP)

120-135%, hiccup mode

Over Current Protection (OCP)

120-140%, hiccup mode

Over Temperature Protection (OTP)

+115°C ±5°C

nom. Vin = 110Vin

I/P to O/P

I/P, O/P to Baseplate

rated for 1 minute

rated for 1 minute

3kVAC

1.5kVAC

Isolation Resistance

tested with 500VDC

1G

W min.

Isolation Capacitance

1000pF max.

Leakage Current

2250µA

Insulation Grade

nom. Vin = 110Vin

reinforced

Notes:

Note8: For repeat Hi-Pot testing, reduce the time and/or the test voltage

Note9: Refer to local safety regulations if input over-current protection is also required. Recommended fuse: T5A slow blow type

ENVIRONMENTAL

Parameter

Condition

Value

Operating Temperature Range

refer to thermal calculation

-40°C to +105°C

Maximum Baseplate Temperature

+110°C

Temperature Coefficient

±0.02%/K

Thermal Impedance

vertical direction by natural

convection (0.1m/s)

without Heat-sink

with Heat-sink

6.3K/W

5.0K/W

Operating Humidity

5%-95% RH

Thermal Shock

according to EN61373 standard

Vibration

according to EN61373 standard

Fire Protection on Railway Vehicles

according to EN45545 standard

MTBF

according to MIL-HDBK-217F standard, G.B.

+25°C

+85°C

continued on next page

Thermal Calculation:

R

T

P

diss

P

P

out set

- P

out set

h

T

[°C]

T

amb

= ambient temperature

[°C]

P

out nom.

= nom. output power

[W]

P

out set

= output power set

[W]

P

diss

= internal losses

[W]

R

th

= thermal impedance

[K/W]

h

= efficiency under given operating conditions [%]