VF-D320-D548A-1 The CUI Inc. VF-D320-D548A-1 is an open frame AC/DC converter designed for chassis mounting. It provides a 48V output at 4.16A, delivering up to 320W of power with 75% efficiency.
Mfr Part #:

VF-D320-D548A-1

Mfr Name: CUI Inc.
CUI Inc.
The CUI Inc. VF-D320-D548A-1 is an open frame AC/DC converter designed for chassis mounting. It provides a 48V output at 4.16A, delivering up to 320W of power with 75% efficiency.
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VF-D320-D548A-1 Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Applications
Approval Agency
Current
Efficiency
Features
Frequency
Mounting Type
Number of Outputs
Operating Temperature
Power (Watts)
Standard Number
Temperature Coefficient
Type
Voltage

VF-D320-D548A-1 Description

Short technical summary and product information.

The CUI Inc. VF-D320-D548A-1 is an open frame AC/DC power supply with a chassis mount type. This converter operates with a universal input voltage range of 90-132/180-264 Vac and a frequency of 47-63 Hz.

 

It delivers a nominal output voltage of 48Vdc with a maximum current of 4.16A, providing a total output power of 320W. The efficiency is rated at 75% typical. Key electrical features include line and load regulation of ±5%, a start-up time of 1 second, and a hold-up time of 20ms.

 

Protective features include over-voltage, over-current (foldback mode), short-circuit, and over-temperature protection. The unit has a 3000 Vac isolation voltage and operates within a temperature range of 0°C to 70°C with derating. It is certified to IEC/EN/UL 62368 standards.

VF-D320-D548A-1 Quick Information

Product Type: AC DC Converter
Series: VF-D320-DXXA
Canonical Name: CUI Inc. VF-D320-D548A-1 AC/DC Power Supply
Subcategory: AC DC Converters

VF-D320-D548A-1 Compliance

RoHS Status: RoHS Compliant
Moisture Sensitivity Level (MSL): 1 Unlimited
REACH Status: REACH Unaffected

VF-D320-D548A-1 Features

  • 320W maximum output power.
  • 48Vdc nominal output voltage.
  • 4.16A maximum output current.
  • 75% typical efficiency.
  • Open frame, chassis mount design.

VF-D320-D548A-1 Applications

  • Suitable for ITE (Commercial) applications.
  • Designed for chassis mounting.
  • Provides universal input voltage.
  • Features over-voltage protection.
  • Includes short-circuit protection.

VF-D320-D548A-1 FAQs

7 frequently asked questions generated from this part’s specifications.
What is the output voltage of the CUI Inc. VF-D320-D548A-1?

The nominal output voltage is 48 Vdc.

What is the maximum output current for the VF-D320-D548A-1?

The maximum output current is 4.16 A.

What is the maximum power output of this AC/DC converter?

The maximum power output is 320W.

What is the typical efficiency of the CUI Inc. VF-D320-D548A-1?

The typical efficiency is 75%.

What is the operating temperature range for this power supply?

The operating temperature range is 0°C to 70°C with derating.

Does the VF-D320-D548A-1 have over-current protection?

Yes, it features over-current protection in foldback mode that automatically recovers.

What are the dimensions of the VF-D320-D548A-1?

The dimensions are 152.4mm (Length) x 101.6mm (Width) x 38.1mm (Height).

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