LUGGED POWER SUPPLY

12VDC 18WATT

POWERPAX: SW3938-D

© TT Electronics plc

ISS.3 01/06/2020 Page: 1

General Note

TT Electronics reserves the right to make changes in product specification without

notice or liability. All information is subject to TT Electronics’ own data and is

considered accurate at time of going to print.

TT Electronics IoT Solutions Ltd

Tofts Farm East, Brenda Road, Hartlepool, TS25 2BQ, UK

t: +44 (0) 1429 852 500

Features:

•

Lugged case for fixing to flat surface

•

C8 Input Connector

•

1 Year Warranty

•

Efficiency Level VI

•

Safety approved to: UL & CE

Description:

Our Range of 18 Watt AC/DC switch mode power supplies provide 18 Watts of continuous output power in a high quality

compact enclosure suitable for many general power applications.

Specification

Part Number

SW3938-D

Input Voltage Range

90 → 264 Vac

Input Frequency Range

47 → 63 Hz

Input Connector

IEC-320-C8

Input Current (RMS Max.)

370mA typical (400mA max)

Inrush Current

50A Max

Leakage Current

shall not exceed 0.25mA

Efficiency

85% Min

Input Power (Output: No Load)

<0.1W

Output Voltage Rating

12 VDC

Output Current Range

1.5A

Output Min Current

0A

Output Connection Type

2.1 x 5.5 x 12 mm Centre positive – Straight

Line Regulation

+/-5%

Total Output Regulation

+/-5 % at 0—100% load

Over Voltage Protection

Auto Recovery

Over Load Protection

Auto Recovery

Short Circuit Protection

The adaptor shall not damage by short to the DC Output Ground

Ripple Voltage

120 mV (p-p)

Hi-Pot

3000Vac 10mA 1 min. (I.P. to O.P.)

Safety Approved

UL & CE

EMI Standard

VCCI class B, FCC Class B, CE

Operating Temperature Range

0°C → +40°C

Storage Temperature

-20°C → +65°C

Operating Humidity

5% to 95%

Storage Humidity

5% to 95%

Dimensions

92.2(L) x 49.2(W) x 26(H) mm

Product Weight

135g

Regulator Type

Switched Mode Power Supply