For the most current data and application support visit www.artesyn.com/powergroup/products.htm

N

No

otte

es

s

1

True latching OVP is available as an option. Please add the suffix ‘-V’ to the

model number, e.g. EXA40-24S1V8-VJ. Additional alphanumeric suffixes

maybe added to indicate minor modifications not affecting the safety

approvals.

2

Gauranteed minimum output voltage range.

3

Latching OVP response time is 1 ms (typical). OVP latch is reset by

toggling remote ON/OFF or by recycling the input voltage.

4

Figures are percentage of minimum input voltage.

5

Rshort ≤20 mΩ.

6

TVS spec : 6V8 @ 10 mA, 10V5 @ 57 A

4V1 @ 1 mA, 7V3 @ 50 A

7

Maximum continuous output power.

40 Watts for S05J models

26.4 Watts for S3V3J models

22 Watts for S2V75J models

14.4 Watts for S1V8J models.

8

User must provide recommended fuses in order to comply with safety

approvals.

9

Maximum temperature on components Q100, Q102 and Q103 not to

exceed 120

>5% is not recommended on the 24S05J and 48S05J models.

TSE RoHS 5/6 (non Pb-free) compliant versions may be available on

special request, please contact your local sales representative for details.

local Artesyn representative or use the on-line model number search tool at

http://www.artesyn.com/powergroup/products.htm to find a suitable

alternative.

CAUTION: Hazardous internal voltages and high temperatures.

Ensure that unit is not user accessible.

EXA40 Series

Single output

DC-DC CONVERTERS 40 W High Efficiency DC-DC Converters

2

File Name: exa40.pdf Rev (02): 09 Dec 2005

INPUT

OUTPUT

NOMINAL

OUTPUT

TYPICAL

MODEL

VOLTAGE

OUTPUT VOLTAGE

CURRENT (MAX.)

EFFICIENCY

1.5-2.0 V

1.8 V

8.0 A

84%

EXA40-24S1V8J

18-36 Vdc

2.5-3.0 V

2.75 V

8.0 A

87%

EXA40-24S2V75J

18-36 Vdc

3.0-3.6 V

3.3 V

8.0 A

88%

EXA40-24S3V3J

18-36 Vdc

4.5- 5.5 V

5.0 V

8.0 A

90%

EXA40-24S05J

36-75 Vdc

1.5-2.0 V

1.8 V

8.0 A

84%

EXA40-48S1V8J

36-75 Vdc

2.5-3.0 V

2.75 V

8.0 A

86%

EXA40-48S2V75J

36-75 Vdc

3.0-3.6 V

3.3 V

8.0 A

88%

EXA40-48S3V3J

36-75 Vdc

4.5 -5.5 V

5.0 V

8.0 A

91%

EXA40-48S05J

Figure 1: Natural Convection (0.1m/s) Typical derating, See Application Note.

100%

75%

50%

25%

0%

0

°C 10°C 20°C 30°C 40°C 50°C 60°C 70°C 80°C 90°C 100°C

DERATING CURVE

Output Power (%)

AMBIENT TEMPERATURE (

°C)

27.5%

-40

°C -30°C-20°C -10°C

EXA40-24S05

All other Models

10K

TRIMPOT

TRIM

UP

TRIM

DOWN

6

8

7

6

8

7

8

10K

All models can be externally trimmed by

using the method shown below.