cui.com

date 12/12/2014

page 2 of 7

CUI Inc

│ SERIES: PSF-75 │ DESCRIPTION: AC-DC POWER SUPPLY

INPUT

parameter

conditions/description

min

typ

max

units

voltage

90

127

264

373

Vac

Vdc

surge voltage

for maximum of 5 seconds

300

Vac

frequency

47

63

Hz

current

at 115 Vac

at 230 Vac

1.5

1.0

A

A

inrush current

at 115 Vac, cold start

at 230 Vac, cold start

35

70

A

A

leakage current

at 264 Vac

1

mA

OUTPUT

parameter

conditions/description

min

typ

max

units

line regulation

low line to high line, at rated load

Vo1, Vo3

±0.5

%

load regulation

10% to 100% rated load

Vo1

Vo3

±0.5

±1.5

%

%

voltage accuracy

Vo1

Vo3

±2

±3

%

%

hold-up time

at 115 Vac, full load

at 230 Vac, full load

8

50

ms

ms

setup time

at 115/230 Vac, full load, cold start

800

ms

rise time

at 115/230 Vac, full load

30

ms

adjustability

Vo1

±10

%

temperature coefficient

Vo1, 0°C~50°C

±0.03

%/°C

AC OK

PSF-75-A, PSF-75-C

PSF-75-B, PSF-75-D

TTL open collector output

relay contact output

battery low

PSF-75-A, PSF-75-B

PSF-75-C, PSF-75-D

<12 V ±3%

<22 V ±3%

PROTECTIONS

parameter

conditions/description

min

typ

max

units

over voltage protection

Vo1, latch off mode

115

150

%

over current protection

auto recovery, hiccup mode

Vo1, Vo3

Vo2

110

100

%

%

battery cut off

PSF-75-A, PSF-75-B

PSF-75-C, PSF-75-D

9.5

19

10

20

10.5

21

Vdc

Vdc

SAFETY & COMPLIANCE

parameter

conditions/description

min

typ

max

units

isolation voltage

input to output

input to ground

output to ground

3,000

1,500

500

Vac

Vac

Vac

isolation resistance

input to output at 500 Vdc

100

MΩ

safety approvals

UL 60950-1, EN 60950-1

EN 55022, EN 61000-6-(1,3), EN 61000-3-(2,3),

EN 55024, EN 50204, EN 61204-3, EN 61000-4-(2, 3, 4, 5, 6, 8, 11)

MTBF

PSF-75-A, PSF-75-B as per MIL-HDBK-217F

PSF-75-C, PSF-75-D as per MIL-HDBK-217F

125,600

105,200

hrs

hrs

RoHS

2011/65/EU

Note:

1. The power supply is considered a component which will be installed into a final equipment. The final equipment must be re-confirmed that it still meets EMC directives.

For more information, please visit the product page.