Rev. E

JRW Series

Single & Dual Outputs

4:1 Input Voltage Ranges

10 Watt DC/DC Power Converters

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

04/25/2012

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

Page 2 of 5

SPECIFICATIONS: JRW 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

18

48

75

VDC

24VDC nominal input models

50

Input Surge Voltage (100ms max)

48VDC nominal input models

100

VDC

Input Reflected Ripple Current

30

mAp-p

Input Filter

Pi type

OUTPUT SPECIFICATIONS

Output Voltage

See Table

Line Regulation

Low line to high line at full load

±0.2

%

Single Output Models

±0.5

Load Regulation

No load to full load

Dual Output Models

±1

%

Cross Regulation (Dual Output Models)

Asymmetrical load 25% to 100% full load

±5

%

Voltage Accuracy

±1

%

Output Power

10

W

Output Current

See Table

Minimum Load

0

%

Single Output Models

50

Ripple & Noise (20MHz Bandwidth)

Nominal Vin and full load

Dual Output Models

75

mVp-p

Transient Response Recovery Time

25% load step change

250

µs

Start-Up Time

Nominal Vin and constant resistive load

Power Up

20

ms

Temperature Coefficient

±0.02

%/°C

PROTECTION

3.3V output models

3.9

5V output models

6.2

12V output models

15

Over Voltage Protection

Zener diode clamp

15V output models

18

VDC

Over Load Protection

% of full load at nominal input

150

%

Short Circuit Protection

hiccup, automatic recovery

GENERAL SPECIFICATIONS

Efficiency

Nominal Vin and full load

See Table

Switching Frequency

Full load to minimum load

270

300

330

KHz

Input to Output

1600

Input to Case

1600

Isolation Voltage

Output to Case

1 minute

1600

VDC

Isolation Resistance

1

GΩ

Isolation Capacitance

300

pF

DC/DC ON

Open or 3.5V < Vr < 12V

Positive Logic (Suffix P)

DC/DC OFF

Short or 0V < Vr < 1.2V

DC/DC ON

Short or 0V < Vr < 1.2V

Negative Logic (Suffix R)

DC/DC OFF

Open or 3.5V < Vr < 12V

Input Current of Remote Control Pin

Nominal Vin

-0.5

+1.0

mA

Remote Off State Input Current

Nominal Vin

20

mA

ENVIRONMENTAL SPECIFICATIONS

Standard

With derating

-25

+85

Operating Ambient Temperature

“I” Version (suffix –I)

With derating

-40

+85

°C

Maximum Case Temperature

+100

°C

Storage Temperature

-55

+105

°C

Natural convection

12

Natural convection with heatsink

10

°C/Watt

Relative Humidity (non-condensing)

5

95

% RH

Thermal Shock

MIL-STD-810F

Vibration

MIL-STD-810F

BELLCORE TR-NWT-000332

1,976,000 hours

MIL-HDBK-217F

1,416,000 hours

PHYSICAL SPECIFICATIONS

Weight

0.95oz (27g)

Case Material

Nickel-coated copper

Base Material

Non-conductive black plastic

Potting Material

Epoxy (UL94V-0)

Dimensions (L x W x H)

2.00 x 1.00 x 0.40 inches (50.8 x 25.4 x 10.2 mm)

SAFETY & EMC CHARACTERISTICS

Safety Approvals

UL60950-1, EN60950-1, IEC60950-1

EN55022

Class A

Air

±8KV

ESD

EN61000-4-2

Contact

±6KV

Perf. Criteria B

Radiated Immunity

EN61000-4-3

10 V/m

Perf. Criteria A

EN61000-4-4

±2KV

Perf. Criteria B

EN61000-4-5

±1KV

Perf. Criteria B

Conducted Immunity

EN61000-4-6

10 Vrms

Perf. Criteria A