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

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

JC Series

2:1 Wide Input Range

Single and Dual Output

2 Watt DC/DC Converter

FEATURES

● Low Cost

● 1500VDC Isolation

● Efficiency up to 81%

● Low Ripple and Noise

● MTBF > 1,000,000 Hours

● Internal SMT Construction

● UL 94V-0 Package Material

● 2:1 Wide Input Voltage Range

● Complies with EN55022 Class A

● Temperature Performance –40°C to +71°C

SPECIFICATIONS: JC Series

All specifications are based on 25

We reserve the right to change specifications based on technological advances.

SPECIFICATION

TEST CONDITIONS

Min

Nom

Max

Unit

5V input models

4.5

5

9

VDC

12V input models

9

12

18

VDC

24V input models

18

24

36

VDC

Input Voltage Range

48V input models

36

48

75

VDC

5V input models

3.5

4

4.5

VDC

12V input models

4.5

7

9

VDC

24V input models

8

12

18

VDC

Start Voltage

48V input models

16

24

36

VDC

5V input models

3.5

4

VDC

12V input models

6.5

8.5

VDC

24V input models

11

17

VDC

Under Voltage Shutdown

48V input models

22

34

VDC

5V input models

-0.7

11

VDC

12V input models

-0.7

25

VDC

24V input models

-0.7

50

VDC

Input Surge Voltage (1000ms)

48V input models

-0.7

100

VDC

Reverse Polarity Input Current

All models

1

A

Reflected Ripple Current

See Table

Short Circuit Input Power

All models

1500

mW

Input Filter

All models

Pi Filter

Output Voltage Range

See Table

Output Voltage Accuracy

±1.0

±2.0

%

Output Voltage Balance

Dual Output, Balanced Loads

±1.0

±2.0

%

Load Regulation

Io = 25% to 100%

±0.5

±0.75

%

Line Regulation

Vin = Min to Max

±0.3

±0.5

%

Output Power

2

W

Output Current Range

See Table

Ripple & Noise (20MHz)

30

50

Ripple & Noise (20MHz)

Over Line, Load, and Temperature

75

Ripple & Noise (20MHz)

15

mVrms

Transient Recovery Time

25% Load Step Change

100

300

µs

Transient Response Deviation

25% Load Step Change

±3

±5

%

Temperature Coefficient

±0.01

±0.02

%/°C

PROTECTION

Over Power Protection

120

%

Short Circuit Protection

Continuous

5V input models

1000mA Slow-Blow Type

12V input models

500mA Slow-Blow Type

24V input models

250mA Slow-Blow Type

Input Fuse Recommendation

48V input models

120mA Slow-Blow Type