VSBU-120-T3512B The CUI Inc. VSBU-120-T3512B is a 120W AC-DC converter featuring triple outputs of 3.3V, 5V, and 12V. It offers 80% efficiency and a universal input range.
Mfr Part #:

VSBU-120-T3512B

Mfr Name: CUI Inc.
CUI Inc.
The CUI Inc. VSBU-120-T3512B is a 120W AC-DC converter featuring triple outputs of 3.3V, 5V, and 12V. It offers 80% efficiency and a universal input range.
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VSBU-120-T3512B 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
Output Power
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Standard Number
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Type
Voltage

VSBU-120-T3512B Description

Short technical summary and product information.

This VSBU-120-T series AC-DC power supply from CUI Inc. provides up to 120W of continuous power. It features a universal input voltage range of 90-260 Vac and a 47-63 Hz frequency.

 

The model VSBU-120-T3512B offers triple outputs with voltages of 3.3V, 5V, and 12V, each with a maximum current rating of 6A, 1A, and 1A respectively. The total output power is 120W. Key electrical specifications include a typical efficiency of 80%, line regulation of 0.5% maximum, and load regulation of 5% maximum at 230 Vac.

 

Designed for reliability, this power supply includes features such as active power factor correction (PFC) and an internal EMI filter. It also incorporates protections against input surge current, over voltage, overload, and over current. The operating temperature range is 0°C to 70°C with derating.

 

With an industry-standard 3" x 5" footprint, the unit measures 127.0mm x 76.2mm x 32.5mm. It is designed for chassis mounting and is suitable for ITE (Commercial) applications. Compliance is met with standards including 55024, 55032 Class B, 60950-1, 61000-3-2, and 61000-3-3.

VSBU-120-T3512B Quick Information

Product Type: AC DC Converter
Series: VSBU-120-T
Canonical Name: CUI Inc. VSBU-120-T Series AC-DC Power Supply
Subcategory: Open Frame

VSBU-120-T3512B Compliance

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

VSBU-120-T3512B Features

  • Provides 120W continuous power output.
  • Features triple outputs: 3.3V, 5V, and 12V.
  • Universal input voltage range from 90 to 260 Vac.
  • Achieves 80% typical efficiency.
  • Includes active power factor correction.

VSBU-120-T3512B Applications

  • Suitable for ITE (Commercial) applications.
  • Designed for chassis mount installations.
  • Incorporates over voltage protection.
  • Features over load protection.

VSBU-120-T3512B FAQs

7 frequently asked questions generated from this part’s specifications.
What are the output voltages?

The converter provides three outputs: 3.3Vdc, 5Vdc, and 12Vdc.

What is the input voltage range?

The universal input accepts 90 to 260 Vac.

What is the operating temperature range?

0°C to 70°C with derating.

What are the dimensions of this converter?

127.0 mm x 76.2 mm x 32.5 mm (5.00" x 3.00" x 1.28").

What is the efficiency?

Typical efficiency is 80%.

What safety standards does it comply with?

Designed to meet EN 55024, EN 55032 Class B, EN 60950-1, EN 61000-3-2, and EN 61000-3-3.

What is the mounting type?

Chassis mount with open frame construction.

VSBU-120-T3512B Alternate Parts

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VSBU-120-T515A
VSBU-120-T515A
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The CUI Inc. VSBU-120-T515A is a 120W AC-DC power supply featuring triple outputs of 5V, +15V, and -15V. It offers universal input and 80% efficiency.
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