Wall Industries, Inc.

Rev A

PSPSD-50 SERIES

Up to 53.8 Watts, AC/DC Switching Power Supplies

10/09/2013

Wall Industries, Inc. • 37 Industrial Drive, Exeter, NH 03833 • Tel: 603-778-2300 • Toll Free: 888-597-9255 • Fax 603-778-9797

website: www.wallindustries.com • e-mail: sales@wallindustries.com

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SPECIFICATIONS: PSPSD-50 SERIES

All specifications are based on 25°C, Nominal Input Voltage, and Maximum Output Current unless otherwise noted.

We reserve the right to change specifications based on technological advances.

SPECIFICATION

TEST CONDITIONS

Min

Typ

Max

Unit

INPUT SPECIFICATIONS

AC input voltage range

90

264

VAC

Input Voltage

DC input voltage range

127

370

VDC

Input Frequency

47

63

Hz

AC Current

1.5

A

At 115VAC and cold start

20

Inrush Current

At 230VAC and cold start

40

A

OUTPUT SPECIFICATIONS

Output Voltage

See Table

Voltage Accuracy

-3.0

+3.0

%

Voltage Adjustability

-5

+10

%Vo

Line Regulation

Low Line to High Line

-0.5

+0.5

%

Load Regulation

0% to 100% full load

-1.0

+1.0

%

Output Power

See Table

Output Current

See Table

Ripple & Noise

Measured at 20MHz BW and with 0.1µF and 10µF capacitors in parallel

See Table

At 115VAC and full load

20

Hold-up Time

At 230VAC and full load

50

ms

At 115VAC and full load

2.0

Setup Time

At 230VAC and full load

1.5

ms

Temperature Coefficient

-0.03

+0.03

%/°C

Overshoot and Undershoot

5.0

%

PROTECTION

Short Circuit Protection

Long term mode, auto-recovery

Over Voltage Protection

Constant voltage

105

150

%Vo

Over Load Protection

Constant power

105

150

%Io

GENERAL SPECIFICATIONS

Efficiency

See Table

Primary to Secondary

≤ 10mA

3000

Primary to PG

≤ 10mA

1500

Withstand Voltage

Secondary to PG

≤ 10mA

500

VDC

Isolation Resistance

100

MΩ

Input to Output

0.25

Leakage Current

Input to PG

0.75

mA

ENVIRONMENTAL SPECIFICATIONS

Operating Temperature

See derating curve

-25

+70

°C

Storage Temperature

-40

+85

°C

Operating Humidity

Non-condensing

20

90

% RH

Storage Humidity

Non-condensing

10

95

% RH

Cooling

Free air convection

MTBF

MIL-HDBK-217F; 25°C and full load

200,000

hours

PHYSICAL SPECIFICATIONS

Weight

11.3oz (320g)

Dimensions (L x W x H)

3.90 x 3.23 x 1.38 inches (99.0 x 82.0 x 35.0 mm)

SAFETY & EMC (See Note 2)

Safety Approvals

UL60950-1 (2nd edition), IEC60950-1:2005 (2nd edition), EN60950-1:2006

EMI Emission

EN55022, EN55024 Class B

Harmonic Current

EN61000-3-2-3

EMC Immunity

EN61000-4-2,3,4,5,6,8,11; EN55024, EN61000-6-2 heavy industry level