Rev. A

DTMPU31 Series

Class I, Up to 30 Watts

Single, Dual, & Triple Outputs

Medical AC/DC Desktop Power Supplies

Wall Industries, Inc. 5 Watson Brook Road Exeter, NH 03833

09/20/2012

603-778-2300 www.wallindustries.com Fax 603-778-9797

Page 2 of 5

SPECIFICATIONS: DTMPU31 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

Nom

Max

Unit

INPUT SPECIFICATIONS

Operating Input Voltage Range

90

264

Operating Voltage Range

Safety Approvals Input Voltage Range

100

240

VAC

Input Frequency

47

63

Hz

Io = Full Load, Vin = 100VAC

0.9

Input Current

Io = Full Load, Vin = 240VAC

0.34

A

Io = Full Load, 25°C, Cold Start, Vin = 115VAC

14

Inrush Current

Io = Full Load, 25°C, Cold Start, Vin = 230VAC

28

A

Single Output Models

0.3

No Load Power Consumption

No load, Vin = 230VAC

Dual & Triple Output Models

3

W

OUTPUT SPECIFICATIONS

Output Voltage

See Table

Line Regulation

Io = Full Load

1

%

Load Regulation

Vin = 230VAC

2

10

%

Output Power

Vin = 90 to 264VAC

See Table

Output Current

See Table

Outputs under 3.3VDC

2

Ripple & Noise (peak to peak)

Full load, Vin = 90VAC

Others

1

%

Transient Response Time

Io = Full Load to Half Load, Vin = 100VAC

4

ms

Hold-Up Time

Io = Full Load, Vin = 110VAC

12

ms

Start-Up Time

Io = Full Load, Vin = 100VAC

0.3

2

s

Temperature Coefficient

-0.04

+0.04

%/°C

PROTECTION

Over Voltage Protection

112

132

%

Over Current Protection

110

150

%

GENERAL SPECIFICATIONS

Efficiency

Io = Full Load, Vin = 230VAC

67.6

85

%

Primary to Secondary

6802

Dielectric Withstanding Voltage

Primary to PE

2121

VDC

Isolation Resistance

Test Voltage = 500VDC

50

MΩ

Safety Ground Leakage Current

Vin = 240VAC/60Hz

0.1

mA

ENVIRONMENTAL SPECIFICATIONS

Operating Temperature

Derating linearly from 100% Load at 50°C to 50% load at 70°C

0

40

70

°C

Storage Temperature

-40

85

°C

Operating Humidity

0

95

%

Storage Humidity

0

95

%

Operating Altitude

Up to 3000m

MTBF

Operating Temp. at 25°C; calculated per MIL-HDBK-217F

100,000 hours

PHYSICAL SPECIFICATIONS

Weight

approx. 14.1~16.2oz (400~460g)

Dimensions (L x W x H)

4.65 x 2.56 x 1.52 inches

(118.0 x 65.0 x 38.5 mm)

AC Inlet Connector

IEC-320-C14

SAFETY & COMPLIANCE

Safety Approvals

EMI Requirements

FCC Part-18 Class B and CISPR-11 EN55011 Class B

Compliance

RoHS, UL 94V-1, CEC/Energy Star 2.0, Efficiency Level V