Emerson LPT40 Series Power Supply Datasheet

This product is a 40-watt embedded power supply with universal input, 3-inch x 5-inch footprint, less than 1U high, remote sense on main output, terminal block option (-T), built-in EMI filter, low output ripple, adjustable main output, overvoltage protection, overload protection, 110 KHz switching frequency, and LPX40 enclosure kit.


Emerson LPT40 Series Power Supply Datasheet - cover page
Brand
Emerson
Category
power system
Document type
Datasheet
Language
English
Pages
3
File format
PDF
File size
105 KB
Published
07 May, 2012
Updated
30 September, 2023
Model
LPT 40
MD5 checksum
D2B46261E37C7960678CF1A860D4B3C6

About this manual

The LPT40 Series provides triple output rails in a compact 3" × 5" footprint that is less than 1U high. It features universal input voltage (85‑264 VAC or 120‑300 VDC), remote sense on the main output, built‑in EMI filtering, overvoltage and overload protection, and a 110 kHz switching frequency.

Designed for business‑critical continuity, the unit meets UL60950, CSA 22.2‑234 Level 3 and CE Mark safety standards, operates from 0 °C to 50 °C ambient (with derating), and has an MTBF of over 550,000 hours. Mechanical drawings, connector pin assignments, and ordering information are included for easy integration.

What's inside

  • Features
  • Electrical Specifications
  • Mechanical Drawing
  • Connector Pin Assignments
  • Ordering Information
  • Environmental Ratings
  • Safety Certifications
  • Warranty

Specifications

Total Power40 - 55 Watts
Input Voltage85 - 264 VAC, 120 - 300 VDC
Number of OutputsTriple
Switching Frequency110 kHz
Efficiency70% typical at full load
MTBF>550,000 hours
Weight0.5 lbs (0.23 kg)
Footprint3" x 5" (less than 1U high)
Remote SenseEnabled on main output
Operating Temperature0 °C to 50 °C ambient
Storage Temperature-40 °C to 85 °C

Frequently asked questions

What is the input voltage range of the LPT40 Series?

The LPT40 Series accepts 85‑264 VAC or 120‑300 VDC input voltage.

How many output rails does the LPT40 Series provide?

It provides three (triple) output rails.

What is the efficiency of the LPT40 Series at full load?

Typical efficiency is about 70 % at full load.

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