cui.com

date 01/28/2022

│ page 2 of 6

CUI Inc

│ SERIES: VGS-320D │ DESCRIPTION: AC-DC POWER SUPPLY

INPUT

parameter

conditions/description

min

typ

max

units

voltage

ac input

dc input

85

120

305

430

Vac

Vdc

frequency

47

63

Hz

current

at 115 Vac

at 230 Vac

4.2

2.1

A

A

inrush current

at 115 Vac, cold start

at 230 Vac, cold start

35

65

A

A

power factor

at 115 Vac, full load

at 230 Vac, full load

0.98

0.95

OUTPUT

parameter

conditions/description

min

typ

max

units

capacitive load

5 Vdc output

12 Vdc output

15 Vdc output

24 Vdc output

48 Vdc output

5,000

5,000

5,000

5,000

5,000

μF

μF

μF

μF

μF

initial set point accuracy

at full load

5 Vdc output model

other Vdc output models

±2

±1

%

%

line regulation

5 Vdc output model

12 & 15 Vdc output model

24 & 48 Vdc output model

±0.5

±0.3

±0.2

%

%

%

load regulation

0%~100% load

5 Vdc output model

other output models

±1

±0.5

%

%

hold-up time

at 230 Vac

12

ms

temperature coefficient

±0.03

%/°C

PROTECTIONS

parameter

conditions/description

min

typ

max

units

over voltage protection

5 Vdc output model, auto-recovery, hiccup

12 Vdc output model, auto-recovery, hiccup

15 Vdc output model, auto-recovery, hiccup

24 Vdc output model, auto-recovery, hiccup

48 Vdc output model, auto-recovery, hiccup

7.0

16.2

21.8

32.4

60.0

Vdc

Vdc

Vdc

Vdc

Vdc

over current protection

auto-recovery, hiccup

105

150

%

over temperature protection1

over temperature protection activation

over temperature protection deactivation

50

85

°C

°C

short circuit protection

continuous, auto-recovery, hiccup

Note: 1. Over temperature protection thresholds under full load conditions.

Additional Resources: Product Page | 3D Model