NEB-D datasheet(13/36 Pages) CUI

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date 06/10/2016

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│ SERIES: NEB-D │ DESCRIPTION: FULLY REGULATED ADVANCED BUS CONVERTERS

Typical Characteristics

12 V, 25 A, 300 W

Output Current Derating –Open frame

020406080

100 [°C]

[A]

3.0 m/s

2.0 m/s

1.5 m/s

1.0 m/s

0.5 m/s

Nat. Conv.

Available load current vs. ambient air temperature and airflow at

VI =53V. See Thermal Consideration section.

Output Current Derating –Base plate

Thermal Resistance –Base plate

020406080100 [°C]

[A]

3.0 m/s

2.0 m/s

1.5 m/s

1.0 m/s

0.5 m/s

Nat. Conv.

0.00.5

1.01.5

2.02.5

3.0[m/s]

[°C/W]

Available load current vs. ambient air temperature and airflow at

VI =53V. See Thermal Consideration section.

Thermal resistance vs. airspeed measured at the converter. Tested in

wind tunnel with airflow and test conditions as per the Thermal

consideration section. VI

Output Current Derating –Base plate + Heat sink

=53V.

Output Current Derating –Cold wall sealed box

020406080100 [°C]

[A]

3.0 m/s

2.0 m/s

1.5 m/s

1.0 m/s

0.5 m/s

Nat. Conv.

020406080

100 [°C]

[A]

Tamb

85°C

Available load current vs. base plate temperature.

VI =53V. See Thermal Consideration section. Tested with Plate Fin

Transverse heatsink, height 0.23 In, P0114 Thermal Pad.

Available load current vs. base plate temperature at 85ºC ambient.

VI = 53 V. See Thermal Consideration section.

For more information, please visit the product page.

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