Recom Lighting RCD-24 Lightline CC LED Driver Buck DC/DC Converters – Recom Lighting RCD-24-0.70/Vref, A 700mA step-down DC to DC converter designed as a high power, constant current LED driver. The unit has an input voltage range of 4.5 to 36V and an output voltage range of 2 to 35V. Features a built-in reference voltage output and analogue dimming in a compactly designed 6-pin through hole case. Further features include very high efficiency and a high ambient operating temperature. Recom Lighting 81000014 RCD-24-0.70/Vref LED Driver Operating Voltage 4.5-36V