Atc semitec current limiting diodes crds atc semitec e 452e 562 current regulating diode 45ma sneer current 300mw power axial case 30 to 150c current regulating diodes crds which regulate current in the same way as a sneer diode regulates voltage applications include current regulation limiting biasing stabilising and voltage reference atc semitic crd e series atc semitec e 452e 562 current limiting diode crd 45ma