R0.25S/E Series 0.25W SMD DC/DC Converter RECOM Power R0.25S/E Series 0.25W SMD DC/DC Converter offers efficiency up to 77%, low quiescent current, and a wide operating temperature from -40ºC to +100ºC. The isolated single output converters are available in 3.3VDC, 5VDC, and 12VDC input models with 5VDC output voltage and 50mA output current. This series can be used for battery powered supplies, efficiency designs, or high temperature applications. Learn more.