RoHS: yes. Function: DC/DC converter. PCB mounting. Efficiency: 82% min Vin, 92% max. Output: Fixed output voltage. Output voltage: 5VDC. Dimensions: SIL3p, 11.6x8.5x10.4mm. Rated Current: 500mA. Series: R-78E. Electrical insulation: 1000VDC. Voltage supply: 7...28VDC. Power: 2.5W. Housing: SIP / SIL. Housing (according to data sheet): SIP-3