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date 12/21/2021

│ page 3 of 10

CUI Inc

│ SERIES: VOF-550C │ DESCRIPTION: AC-DC POWER SUPPLY

SAFETY & COMPLIANCE

parameter

conditions/description

min

typ

max

units

isolation voltage

input to output, 1 min, <5mA

input to ground, 1 min, <5mA

output to ground, 1 min, <5mA

4,000

2,000

1,500

Vac

Vac

Vac

safety approvals

certified to 62368:

EN/UL

designed to meet 60335: EN

designed to meet 61558: EN

safety class

Class I

EN55032(CISPR32) CLASS B

EN55032(CISPR32) CLASS B

harmonic current

IEC/EN61000-3-2 CLASS A and CLASS D

flicker

IEC/EN61000-3-3

ESD

IEC/EN61000-4-2 Contact ±8KV/Air ±15KV, perf. Criteria A

radiated immunity

IEC/EN61000-4-3 10V/m, perf. Criteria A

EFT/burst

IEC/EN61000-4-4 ±2KV, perf. Criteria A

surge

IEC/EN61000-4-5 line to line ±2KV, line to ground ±4KV, perf. Criteria A

conducted immunity

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

voltage dips and interruptions

IEC/EN61000-4-11 0%, 70% perf. Criteria B

MTBF

as per MIL-HDBK-217F at 25°C

200,000

hours

RoHS

yes

Note:

5. The power supply is considered a component of the end system. All EMC performance has been tested on a metal plate with the dimensions 360 x 360 x 1 mm.

The power supply must be integrated into the end system for proper electromagnetic compatibility testing.

ENVIRONMENTAL

parameter

conditions/description

min

typ

max

units

operating temperature

see derating curves

-40

70

°C

storage temperature

-40

85

°C

operating humidity

non-condensing

20

90

%

storage humidity

non-condensing

10

95

%

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