cui.com

date 01/25/2022

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SERIES: VFM-50

│ DESCRIPTION: DC POWER LINE FILTER

FEATURES

• compact

• high efficiency 98%

• meet IEC/EN61000-4 standard

• CISPR22/EN55022 compliant

• DIP, Chassis and DIN Rail mounting version

• input voltage protection

SPECIFICATIONS

parameter

conditions/description

min

typ

max

units

input voltage

18

24

36

Vdc

output power

50

W

no load input current

at 24 Vdc

5

mA

efficiency

at 24 Vdc, full load

98

%

isolation voltage

+Vin to GND, -Vin to GND, at 1 minute and

leakage current 5 mA max

500

Vac

conducted emissions

CISPR22/EN55022, 150 kHz ~ 30 MHz class B

radiated emissions

CISPR22/EN55022, 30 MHz ~ 1 GHz class B

ESD

IEC/EN61000-4-2, air ±8 kV, contact ± 6kV, class B

radiated immunity

IEC/EN61000-4-3, 10 V/m, class A

EFT/burst

IEC/EN61000-4-4, ±4 kV(5 kHz, 100 kHz), class B

surge

IEC/EN61000-4-5, ±2 kV (1.2μs/50μs 2Ω)/±4 kV (1.2 μs/50 μs 12 Ω), class B

conducted immunity

IEC/EN61000-4-6, 10 Vr.m.s, class A

MTBF

as per MIL-HDBK-217F, 40°C

1,000,000

hours

RoHS

yes

operating temperature

-40

85

°C

storage temperature

-55

125

°C

storage humidity

non-condensing

5

95

%

Notes:

1. All specifications are measured at Ta=25°C, humidity < 75%, nominal input voltage, and rated load, unless otherwise specified.

PART NUMBER KEY

Base Number

Mounting Style:

D = board mount

T = chassis mount

DIN = DIN-rail mount

Additional Resources: Product Page | PCB Footprint