LO15-23B03E The Mornsun LO15-23B03E is an open-frame AC/DC converter with a 9.9W output power and a 3.3V nominal output voltage. It features a wide input voltage range and operates from -40°C to 85°C.
Mfr Part #:

LO15-23B03E

Mfr Name: Morning Star Industrial
Morning Star Industrial
The Mornsun LO15-23B03E is an open-frame AC/DC converter with a 9.9W output power and a 3.3V nominal output voltage. It features a wide input voltage range and operates from -40°C to 85°C.
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LO15-23B03E Specifications Quick View

Most important parameters for selection – full specs in datasheet.
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LO15-23B03E Description

Short technical summary and product information.

The LO15-23B03E from Mornsun is a specialized AC/DC converter designed for smart grid applications, meeting stringent power industry standards. It offers an ultra-wide input voltage range of 85-305 VAC and 88-430 VDC, making it versatile for various power sources.

 

This converter boasts an ultra-thin profile with a height less than 22mm and a chassis mount type. Key electrical specifications include a nominal output power of 9.9W, a nominal output voltage of 3.3V with a 3000mA current rating, and an adjustable output voltage range. It operates efficiently with 71% typical efficiency at 230 VAC.

 

The LO15-23B03E is built for reliability, featuring high isolation, low output ripple and noise, and protection against short circuits and over-voltage. Its wide operating ambient temperature range of -40°C to +85°C ensures performance in demanding environments. EMI performance meets CISPR32/EN55032 Class B standards, and it meets impulse voltage requirements of 1.2/50us 5KV.

 

Safety certifications include EN62368-1 and BSEN62368-1, with approval agencies CE, EN, and UKCA listed. This converter is suitable for applications requiring high reliability, such as smart power transmission, substations, and microcomputer protection equipment.

LO15-23B03E Quick Information

Product Type: AC DC Converter
Series: LO15-23BxxE
Canonical Name: LO15-23B03E AC/DC Converter
Subcategory: Open Frame

LO15-23B03E Compliance

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

LO15-23B03E Features

  • Ultra-wide 85-305 VAC input voltage range.
  • Wide -40°C to 85°C operating temperature.
  • 9.9W output power at 3.3V nominal voltage.
  • Open frame, chassis mount design.
  • Meets CISPR32/EN55032 Class B EMI performance.

LO15-23B03E Applications

  • Designed for smart grid power applications.
  • Suitable for ITE (Commercial) equipment.
  • Used in smart power transmission.
  • Applicable for substation equipment.
  • Ideal for microcomputer protection.

LO15-23B03E FAQs

7 frequently asked questions generated from this part’s specifications.
What is the input voltage range for the LO15-23B03E?

The input voltage range is 85-305 VAC (47-440 Hz) or 88-430 VDC.

What is the output voltage and current?

The output voltage is 3.3 VDC and the output current is 3000 mA (3 A), providing 9.9 W of power.

What is the operating temperature range?

The operating temperature range is -40°C to 85°C with derating.

What protections are included?

It includes short circuit protection (hiccup, continuous, self-recovery), over-voltage protection (≤5.25V for 3.3V output), and over-current protection (≥120% Io, self-recovery).

What are the dimensions of the LO15-23B03E?

The dimensions are 87.5 mm (length) x 50 mm (width) x 22 mm (height).

What is the typical efficiency?

The typical efficiency is 71% at 230 VAC.

What is the maximum ripple and noise?

The maximum ripple and noise is 120 mV peak-to-peak at 100 MHz bandwidth.

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