Murata Power Solutions IRS-Q48 Series

IRS-Q48 series 1/16th brick DC-DC converters

Murata Power Solutions has launched the IRS-Q48 series of 1/16th brick DC-DC converters for industrial and railway applications

Murata Power Solutions IRS-Q48 Series 1/16th Brick DC-DC Converters

Murata Power Solutions has launched the IRS-Q48 series of 1/16th brick DC-DC converters for industrial and railway applications. The 50 watt modules provide market leading efficiency using the latest technology for fixed frequency power supply architectures, in an industry standard 1/16th brick pinout. With its wide 4:1 input range, the IRS-Q48 supports common bus voltages of 24 V, 28 V, 37.5 V, 48 V & 54 Vdc commonly found in industrial, industrial mobility and rail electronic systems, while the electrical and mechanical design incorporates proprietary technology providing shock & vibration tolerance that meets or exceeds EN 61373:1999 Category 1, Class B, Body Mounted requirements.

 

Features and benefits

  • Baseplate cooling
  • Encapsulated mechanical design
  • On/off logic control
  • Output short circuit & overvoltage protection, along with, input under voltage lock out (UVLO) over temperature protection circuits
  • Basic insulation with 2250 Vdc input-to-output isolation and a fully regulated DC output
  • Includes modules with outputs of 3.3, 5 and 12 Vdc with up to 50 watts of output power
  • The universal Vin range of 18 – 75 Vdc meets the requirements of EN50155 for nominal input voltages of 37.5 Vdc and 48 Vdc including brown out and transient conditions
  • With its wide 4:1 input range, the IRS-Q48 supports common bus voltages of 24 V, 28 V, 37.5 V, 48 V & 54 Vdc commonly found in industrial, industrial mobility and rail electronic systems
  • The electrical and mechanical design incorporates proprietary technology providing shock & vibration tolerance that meets or exceeds EN 61373:1999 Category 1, Class B, Body Mounted requirements
  • With an efficiency of 91 %, the converters operate cooler and more efficiently
  • Is available with an option for a standard or a flanged baseplate for various conduction cooling configurations including cold wall mounting

 

Applications

  • Rail eco system including, but not limited to:
    • Mobile communications signaling
    • Lighting
    • Signs
    • Computing
    • Motor drives
    • Control modules
    • Security systems
    • 12 V, 24 V & 48 V battery systems
    • Smart grid systems
    • Intermediate bus
    • Harsh environment applications in networking equipment
    • Wireless networking equipment for mobile computing
    • Test equipment
    • Additional applications requiring a regulated 3.3, 5 and 12 Vdc source

 

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