DC-Transformer 145E-27-SD

Converter can be used in various applications

Key figures

  • ultrawide input voltage range: 32 ... 100 VDC
  • very high efficiency: up to 95%
  • peak input voltage: 125 VDC
  • output voltage / max. output current: 27.0 VDC / 3.7 ADC


DC-DC converter for battery charging applications with integrated reverse polarity protection diode to prevent reverse current flow. Optimized for 27V batteries with two 13.8V modules connected in series. Hardware can be adjusted easily to change the battery charging current. Customized voltage and current versions to be implemented easily!


  • non-isolated 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 passive loads only
  • integrated EMI input and output filter
  • no derating of power
  • heatsinking metal case
  • robust design
  • unipolar output voltage
  • non-isolated output