Recom sip4 2w single output dcdc converter ri series recom ri 2405s the recom ri 2405s 2w unregulated single output dcdc converter has been specifically designed for applications where board space is at a premium the 2w dcdc converter has only a slightly larger foot print than the ro series 1w converterswith efficiencies up to 87 the full output power is available over the operating temperature range 40degc to 85degc and the converter can be used in ambient temperatures of up to