MCR03EZHJ334 is a surface mount, single-pole, normally open, reed relay from ROHM. It has a current rating of 0.5A, a switch rating of 5VA, and a coil voltage of 5Vdc. The relay is available in a 5-pin SOP package, and features a built-in diode for protection from electrical transient surges. It is UL, C-UL, and VDE approved and can be used for switching applications in telecommunications, industrial, home appliance, office automation, and computer peripherals.