Rev. B

LTW Series

15 Watts

Triple Outputs

DC/DC Power Converters

Wall Industries, Inc. 37 Industrial Drive Exeter, NH 03833

08/26/2014

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

Page 2 of 4

SPECIFICATIONS: LTW 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

24VDC nominal input models

9

24

36

Input Voltage Range

48VDC nominal input models

20

48

72

VDC

Input Filter

capacitor

Remote ON/OFF

yes

OUTPUT SPECIFICATIONS

Output Voltage

See Table

5VDC output, Io=1.5A

±5

±12VDC outputs, Io=0.31A

±2

Voltage Accuracy

±15VDC outputs, Io=0.25A

±2

%

Load Regulation

25% to 100% full load

±0.2

%

Line Regulation

low line to high line at full load

±1.0

%

Output Power

0

15

W

Output Current

See Table

Ripple & Noise

20MHz Bandwidth

100

mVp-p

Transient Response Time

50% load step change

350

µs

PROTECTION

Short Circuit Protection

Continuous, automatic recovery

GENERAL SPECIFICATIONS

Efficiency

80

%

Switching Frequency

100

KHz

Isolation Voltage (input to output)

(2sec/0.5mA)

1500

VDC

Isolation Resistance (input to output)

500VDC

1000

M

ENVIRONMENTAL SPECIFICATIONS

Operating Temperature

With derating (see derating curve)

-40

+85

°C

Storage Temperature

-40

+100

°C

Humidity (non-condensing)

95

%

Cooling

Free air convection

MTBF

MIL-HDBK-217F at 25°C, ground benign

1,500,000 hours

PHYSICAL SPECIFICATIONS

Case Material

black coated copper with non-conductive base

Potting Material

Epoxy (UL94V-0 rated)

Shielding

Six-sided

Weight

2.51oz (71.2g)

Dimensions (L x W x H)

2.0 x 2.0 x 0.52 inches

(50.8 x 50.8 x 13.2 mm)

SAFETY & EMI

Conducted Emissions

EN55022 Class A

Radiated Emissions

EN55022 Class A

Safety Approvals

UL 60950-1