Bel Power Solutions Melcher HR DC-DC Converters

Bel Power Solutions Melcher HR DC-DC Converters promote an input voltage range greater than 10:1 and typical efficiency of 94% over the input and load range. The series delivers up to 300W of output power with no derating over the ambient temperature range of -40°C to +70°C, providing cooler component temperatures and higher reliability. Standard features include current share, 10ms hold-up time with internal capacitor, and reverse polarity protections. Bel Power Solutions Melcher HR DC-DC Converters comply with EN50155, EN50121, and global standards for railway and safety.

Features

  • Extremely wide input voltage range from 12VDC to 168VDC in the same model
  • RoHS compliant
  • Class I equipment
  • Input over- and programmable undervoltage lockout
  • Shutdown function
  • Inrush current limitation
  • 10ms interruption time
  • Adjustable output voltages
  • 2 independent, isolated outputs: no load, overload, and short-circuit proof
  • Rectangular current limiting characteristic
  • Parallel operation with active current sharing
  • Very high efficiency up to 94%
  • Immunity according to IEC 61000-4-2, -3, -4, -5, -6
  • ALL PCBs protected by lacquer
  • Very high reliability
  • Five-year warranty

Block Diagram

Block Diagram - Bel Power Solutions Melcher HR DC-DC Converters
Gepubliceerd op: 2012-12-11 | Bijgewerkt op: 2020-12-23