TRACO Power TSR 1.5E DC/DC Converters offer a 7VDC to 36VDC input operating range, a compact SIP-3 open frame package, up to 97% efficiency, and full load operation up to +85° C ambient without the need of a heatsink or forced air cooling. These high-efficiency converters are a 1.5A step-down switching regulator series and act as a drop-in replacement for inefficient LM78xx linear regulators. TSR 1.5E regulators feature improved output accuracy, lower standby current, and no requirement of external capacitors. TRACO Power TSR 1.5E DC/DC Converters are a reliable solution for applications in a wide range of environments and are well-suited for price-sensitive and high volume applications.