TRACOPOWER TMR 3WI DC-DC Converter, ±15V dc/ ±100mA Output, 18 → 75 V dc Input, 3W, Through Hole, +85°C Max Temp

The Traco Power TMR 3WI series is a range of regulated, isolated, 3 Watt, DC-DC converters in a SIP-plastic package with small footprint. With their high efficiency these regulated converters allows an operating temperature range of -40°C to +85°C. The TMR 3WI series offer overload and overvoltage protection, as well as remote On/Off. The very compact dimensions of the TMR 3WI DC-DC power supplies make them an ideal solution for many space critical applications in battery-powered equipment and instrumentation.

High power density in SIP package
Ultra wide 4:1 input range
Small footprint of 21.8 x 9.2 mm
Temperature range –40° to +85°C
High efficiency up to 82%
Excellent load and line regulation
Short-circuit protection
I/O isolation 1500 Vdc
Remote On/Off control

UL /cUL 60950-1, IEC 60950-1:2005 (2nd Edition); +A1:2009

UL/cUL

This isolated DC-DC converter offers a dependable solution for a variety of electronic applications. With a high efficiency of 81%, this 3W unit delivers optimal performance across multiple environments. Its wide input voltage range of 18 to 75 V DC makes it suitable for automation and industrial power supply systems requiring consistent voltage.

• ±15 V DC output supports dual polarity Applications
• Wide input voltage range accommodates diverse power requirements
• Nominal input voltage at 48 V DC for standard setups
• Through-hole mounting facilitates straightforward installation and integration
• Isolation voltage of 1.6 kV enhances safety in sensitive Applications
• Load regulation of ±1% ensures stable output under varying loads

• Powering sensors in automation systems
• Ideal for communication devices needing stable voltage
• Suitable for use in industrial control systems
• Effective for powering medical devices in controlled environments
• Employed in test and measurement equipment for accurate readings

It involves securing the converter using through-hole methods on a printed circuit board, ensuring correct polarity.

It operates effectively in temperatures ranging from -40 to +85°C, ensuring functionality across various environments.

Yes, it can be paired with other units in applications requiring voltage separation or specific output characteristics.

Regular checks for connection integrity and ensuring operation within specified voltage limits will help maintain its performance.

While suitable for various applications, ensure the design meets weight and dimensional constraints for portability.