LFA75F-3R3-SY The Cosel LFA75F-3R3-SY is an open frame AC-DC converter with a 3.3V output and 2A current rating. It offers universal AC input and chassis mounting.
Mfr Part #:

LFA75F-3R3-SY

Mfr Name: Cosel
Cosel
The Cosel LFA75F-3R3-SY is an open frame AC-DC converter with a 3.3V output and 2A current rating. It offers universal AC input and chassis mounting.
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LFA75F-3R3-SY Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Applications
Approval Agency
Current
Efficiency
Height
Input Voltage
Length
Mounting Type
Number of Outputs
Operating Temperature
Output Current
Output Voltage
Standard Number
Type
Voltage
Width

LFA75F-3R3-SY Description

Short technical summary and product information.

The Cosel LFA75F-3R3-SY is a compact, open-frame AC-DC power supply designed for ITE (Commercial) applications. It provides a single output of 3.3V at 2A, delivering a maximum wattage of 6.6W. The unit features a universal input voltage range of AC85-264V, making it suitable for global use.

 

This power supply is built with PCB construction and includes built-in protection circuits for inrush current, overcurrent, and overvoltage. It complies with key safety standards including UL60950-1, CSA60950-1, and EN62368-1, as well as EMI standards like FCC-B and CISPR22-B. The operating temperature range is -10°C to 70°C.

 

Designed for chassis mounting, the LFA75F-3R3-SY has dimensions of 150.1mm x 50.0mm x 33.5mm. Its efficiency is typically 68.0% at ACIN 100V and 68.5% at ACIN 200V. The unit also features a low leakage current of 0.15mA at ACIN 100V.

LFA75F-3R3-SY Quick Information

Product Type: AC DC Converter
Series: LFA
Canonical Name: Cosel LFA Series AC-DC Power Supply, Open Frame, 3.3V, 2A, 6.6W
Subcategory: Open Frame

LFA75F-3R3-SY Compliance

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

LFA75F-3R3-SY Features

  • Open frame AC-DC converter with 3.3V output.
  • Universal input voltage range of 85-264 VAC.
  • Rated for 2A output current and 6.6W maximum power.
  • Compact dimensions: 150.1mm x 50.0mm x 33.5mm.
  • Chassis mount for easy integration.

LFA75F-3R3-SY Applications

  • Suitable for ITE commercial applications.
  • Designed for industrial equipment integration.
  • Used in systems requiring universal AC input.
  • Ideal for compact power supply needs.

LFA75F-3R3-SY FAQs

7 frequently asked questions generated from this part’s specifications.
What is the input voltage range of the LFA75F-3R3-SY?

The input voltage range is 85-264VAC single phase.

What is the output voltage and current rating?

The output voltage is 3.3VDC and the maximum output current is 2A, providing 6.6W.

What is the operating temperature range?

The operating temperature range is -10°C to 70°C.

What mounting type and form factor does this converter use?

This converter is an open frame, chassis mount unit.

What safety approvals does the LFA75F-3R3-SY carry?

It is approved by CE, CSA, cURus, TUV, and UL.

What is the typical efficiency at 100VAC input?

Typical efficiency is 68.0% at 100VAC input.

What are the physical dimensions of the LFA75F-3R3-SY?

Dimensions are 150.1mm (length) x 50.0mm (width) x 33.5mm (height).

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