cui.com

date

09/06/2012 │ page 2 of 5

CUI Inc

│ SERIES: VSK-S15-T │ DESCRIPTION: AC-DC POWER SUPPLY

INPUT

parameter

conditions/description

min

typ

max

units

voltage

85

120

264

370

Vac

Vdc

frequency

47

63

Hz

input current

at 110 Vac

at 230 Vac

250

140

mA

mA

inrush current

at 110 Vac

at 230 Vac

10

20

A

A

recommended external input

fuse

2 A / 250 V, slow-blow type

OUTPUT

parameter

conditions/description

min

typ

max

units

voltage set accuracy

±2

%

line regulation

±0.5

%

load regulation

at 10~100% load

±1

%

minimum load

0%

hold-up time

at 230 Vac

80

ms

temperature coefficient

0.02

%/°C

switching frequency

65

kHz

PROTECTIONS

parameter

conditions/description

over voltage protection

3.3 and 5 V models

9 V model

12 and 15 V models

24 V model

48 V model

7.5

12

20

30

60

Vdc

Vdc

Vdc

Vdc

Vdc

overload protection

110

%

short circuit protection

shutdown and auto restart

SAFETY & COMPLIANCE

parameter

conditions/description

min

typ

max

units

isolation voltage

for 1 minute

3,000

Vac

safety approvals

CISPR22/EN 60950-1, IEC 60950-1, UL 60950-1

safety class

Class I

EMI/EMC

EN 55022 class B, IEC/EN 61000-4-(2, 3, 4, 5)

leakage current

at 230 Vac, 50 Hz

0.3

mA

MTBF

at 25°C, max. load

300,000

hours

RoHS compliant

yes

ENVIRONMENTAL

parameter

conditions/description

min

typ

max

units

operating temperature

-40

70

°C

storage temperature

-40

105

°C

case temperature

90

°C

humidity

non-condensing

85

%