New Product

TRACO POWER TSR 1.5E DC/DC Converter | New Product Brief

July 19, 2021 by Mouser Electronics

This New Product Brief (NPB) is part of a video series highlighting the features, applications, and technical specs of newly-released products.


The TRACO Power TSR 1.5E DC-to-DC converters offer a 7 VDC to 36 VDC input operating range, up to 97% efficiency, and full load operation up to +85° C ambient without the need of a heatsink or forced air cooling. This 1.5 amp step-down switching regulator series and acts as a drop-in replacement for inefficient LM78xx linear regulators. The TSR 1.5E series provides other significant features over linear regulators, including an improved output accuracy, lower standby current, and no requirement of external capacitors. With a compact SIP-3 open frame package, the TRACO power TSR 1.5E DC-to-DC converters are a reliable solution for applications in a wide range of environments and are especially suited for price-sensitive and high-volume projects.

  • TSR 1.5E DC/DC Converters
    • 7VDC to 36VDC input operating range
    • Efficiency up to 97%
    • -40°C to +85°C temperature range
    • Excellent line/load regulation
  • Pin compatible with TO-220 package LM78xx
  • Features
    • Improved output accuracy
    • Lower standby current
    • No external capacitor requirement
  • SIP-3 open frame package
  • Cost-efficient and reliable solution in a range of applications and environments

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