The MRZI75 series is high performance 75W DC-DC converters in quarter brick package, designed specifically for railway applications with popular 36-160 VDC input ranges. MRZI75 is approved by railway standard EN 50155, and EMC standard EN 50121-3-2.
Advanced circuit topology provides a very high efficiency of up to 91%, which allows baseplate temperature up to 105℃ and high I/O isolation up to 2000VAC, with reinforced insulation which are designed to meet stringent requirements and harsh
environment.
Further product features include under-voltage, overload/voltage/temperature short circuit protection, remote on/off control (positive/negative logic), output voltage trim, and output sense. It also complies specifically with fire protection tests and meets EN45545-2 standards to ensure safety during railway/railroad vehicle operation.