The TEQ-300WIR Series of isolated high performance DC-DC converter modules with ultra-wide 4:1 input voltage ranges come in a rugged sealed metal case. The converters are suitable for a variety of applications but designed mostly for industrial applications where no PCB mounting is possible but the module has to be mounted on a chassis. The ultra-wide input voltage range and reverse input voltage protection make the converters an interesting solution for battery operated systems.

• High power block with excellent thermal convection
• EN 50155 approval for railway applications
• Operating temperature -40°C to +80°
• Increased shock & vibration resistance
• Ultra wide 4:1 input voltage range
• Excellent efficiency up to 92%
• Constant current output characteristic for battery load applications
• Power sharing (up to 3 pcs in parallel)
• Input filter meet EN 55022, class A
• I/O isolation 3000 VDC
• Infinite capacitive load
• Under voltage lock-out circuit
• Soft start
• Input protection filter

This isolated DC-DC converter is designed for high performance and versatility, making it a valuable component in various applications. It is relevant for users in automation, electronics, and other fields needing dependable power management. Its robust construction and railway certification highlight its functionality in critical environments.

• Ultra-wide input voltage range of 18-75V DC
• Enhanced shock and vibration resistance for challenging conditions
• High efficiency of up to 92% to minimise energy loss
• Remote On/Off control for added convenience
• Compliant with EN 50155 standards, suitable for railway applications

• Employed in railway with certified power requirements
• Useful in battery-operated systems for effective voltage conversion
• Suitable for industrial settings where PCB mounting is not feasible
• Ideal for automation systems needing consistent and stable power
• Applicable in chassis mounting configurations for durability

It functions efficiently within a temperature range of -40°C to +80°C, making it suitable for diverse environments.

Yes, it allows power sharing when connecting up to three units in parallel.

The output voltage can be adjusted within ±20% using a simple potentiometer.

The need for external fuses should be assessed based on the specific application.

It includes features such as under voltage lockout and short circuit protection to safeguard against potential faults.