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MINMAX|24 March 2022

Ultra-wide Input Range- MTQZ50 Series

Railway Certified DC-DC 50W Converter.

The MTQZ50 series is a generation of high performance, convection-cooled 50W DC-DC converters designed specifically for railway applications. Both 72(43-101)VDC and 110(66-160)VDC input voltage range is popular in railway usage, and also available in Minmax product lines.

The converters conform to railway industry transient standard EN 50155 and complies with EMC standard EN 50121-3-2. Advanced circuit topology provides a high efficiency, up to 92%, which allows operating temperature ranges of -40℃ to +85℃. For improved heat dissipation the modules can be supplied with a heatsink. Further product features include high, reinforced insulation, remote on/off control, under-voltage shutdown, as well as overload, over voltage, over temperature, and short circuit protection.

Other features include:

  • Industrial Standard Quarter Brick Package
  • Wide input ranges 43-101VDC and 66-160VDC
  • I/O Isolation 3000VAC with reinforced insulation
  • Excellent efficiency up to 92%
  • Operating ambient temperature range of -40℃ to +85℃
  • No minimum load requirement
  • Under-voltage, overload, and short circuit protection
  • Remote on/off, output voltage trim
  • Vibration and shock/bump test EN 61373 approved
  • Cooling, dry and damp heat test IEC/EN 60068-2-1, 2, 30 approved
  • Railway EMC standard EN 50121-3-2 approved
  • Railway certified EN 50155 (IEC60571) approved
  • Fire protection test EN 45545-2 approved
  • UL/cUL/IEC/EN 62368-1(60950-1) safety approval and CE marking

MINMAX offers a large standard range of high-isolation and reinforced insulated medical safety DC-DC converters.
The MINMAX Railway Certified DC-DC Converters have been rigorously tested and can withstand vibrations, shocks, bumps, and harsh weather conditions.
Our adherence to the best quality standards has also helped MINMAX win customers' hearts and become a preferred business partner.
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