Rev. D

JFW Series

Single Output

4:1 Input Voltage Range

15W DC/DC Power Converters

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

10/18/2011

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

Page 2 of 6

SPECIFICATIONS: JFW 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

24VDC nominal input models

9

24

36

Input Voltage Range

48VDC nominal input models

18

48

75

VDC

24VDC nominal input models

9

Start-up Voltage

48VDC nominal input models

18

VDC

24VDC nominal input models

8

Shutdown Voltage

48VDC nominal input models

16

VDC

24VDC nominal input models

50

Input Surge Voltage (100ms)

48VDC nominal input models

100

VDC

Input Reflected Ripple Current

30

mAp-p

OUTPUT SPECIFICATIONS

Output Voltage

See Table

Line Regulation

Low line to high line at full load

-0.2

+0.2

%

Load Regulation

No load to full load

-0.2

+0.2

%

Voltage Accuracy

Full load an nominal Vin

-1

+1

%

-10

+10

%

Output Power

15

W

Output Current

See Table

Ripple & Noise (20Hz BW)

Measured with a 1µF M/C and a 10µF T/C

100

mVp-p

Transient Response Recovery Time

25% load step change

250

µs

Power Up

30

Start-Up Time

Nominal input and constant resistive load

Remote ON/OFF

30

ms

Minimum Load

0

%

Temperature Coefficient

-0.02

+0.02

%/°C

PROTECTION

3.3VDC Output Model

3.7

5.4

5VDC Output Model

5.6

7.0

12VDC Output Model

13.8

17.5

Over Voltage Protection

Voltage clamped

15VDCOutput Model

16.8

20.5

VDC

Over Load Protection

% of FL at nominal input

150

%

Short Circuit Protection

Hiccup, automatic recovery

GENERAL SPECIFICATIONS

Efficiency

Nominal input and full load

See Table

3.3VDC & 5VDC Output Models

315

350

385

Switching Frequency

12VDC & 15VDC Output Models

360

400

440

KHz

Isolation Voltage (Input to Output)

For 1 minute

2250

VDC

Isolation Resistance

10

GΩ

Isolation Capacitance

1500

pF

DC/DC ON

Open or 3V < Vr < 15V

Positive Logic (standard)

DC/DC OFF

Short or 0V < Vr < 1.2V

DC/DC ON

Short or 0V < Vr < 1.2V

Negative Logic (optional)

DC/DC OFF

Open or 3V < Vr < 15V

Input Current of Remote Control Pin

Nominal Input

-0.5

1

mA

Remote Off Input Current

Nominal Input

2.5

mA

ENVIRONMENTAL SPECIFICATIONS

Operating Ambient Temperature

With derating

-40

+85

°C

Storage Temperature

-55

+125

°C

Relative Humidity

5

95

% RH

Thermal Shock

MIL-STD-810F

Vibration

MIL-STD-810F

Lead-Free Reflow Solder Process

IPC J-STD-020D

Moisture Sensitivity Level (MSL)

IPC J-STD-033B Level 2a

BELLCORE TR-NWT-000332

1,322,000 hours

MIL-HDBK-217F

514,700 hours

PHYSICAL SPECIFICATIONS

Weight

0.36oz (10.5g)

Dimensions (L x W x H)

1.10 x 0.94 x 0.34 inches (27.9 x 23.9 x 8.5 mm)

SAFETY & EMC CHARACTERISTICS

Safety Approvals

IEC60950-1, UL60950-1, EN60950-1

EN55022

Class A

Radiated Immunity

EN61000-4-3

10 V/m

Perf. Criteria A

EN61000-4-4

±2KV

Perf. Criteria A

EN61000-4-5

±1KV

Perf. Criteria A

Conducted Immunity

EN61000-4-6

3 Vrms

Perf. Criteria A