DC-Transformer 258E1-27.5-ON

Converter can be used in various applications

Key figures

  • ultrawide input voltage range: 15 ... 58 VDC
  • very high efficiency: up to 98%
  • peak input voltage: 60 VDC
  • output voltage / max. output current: 27.5 VDC / 8.0 ADC


Boost all the energy out of your Supercaps! The DC/DC-converter with 27.5V output is designed to load 12V or 24V batteries in vehicules. 258E-27.5-On with its charging end voltage of 27.5V for two in series connected 13.8V-batteries works reliable from input voltages of 15V up to 58VDC. The short circuit current can still be increased.


  • non-isolated step up and step down converter
  • very low input ripple and noise
  • continous no load and short circuit proof
  • for ambient temperatures of -40°C up to +85°C
  • thermal shutdown at +90°C
  • for active loads, can be connected in parallel
  • integrated EMI input and output filter
  • no derating of power
  • heatsinking metal case
  • robust design
  • unipolar output voltage
  • non-isolated output