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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BLOCK DIAGRAM

EMI FILTER

POWER

SWITCHING

O.L.P.

PWM

CONTROL

DETECTION

CIRCUIT

I/P

FG

+V

-V

RECTIFIERS

&

FILTER

RECTIFIERS

&

FILTER

MECHANICAL DRAWING

Customer plate

SMPS Cover

Assembly Screw

L ≤ 4mm

L

3.90 (99.0)

3.60 (91.5)

4 - M3

Ø0.14

(Ø3.5)

2.17 (55.0)

0.81 (20.5)

3.60 (91.5)

+V

-V

L

N

0.12 (3.0)

2.91 (74.0)

3.43 (87.0)

0.06 (1.5)

R1.75

0.51 (13.0)

0.22 (5.5)

0.14 (3.5)

0.20 (5.0)

Unit: inches (mm)

DIN-35 rail bar accessories are available for this series. Please call factory for ordering details.