Isocom TLP521 Optoisolator 1 Channel 50-600% CTR 5.3KV DIL-4

Isocom TLP521 Series Optoisolators High Density Mounting - Isocom TLP521, A photoisolator that uses an IR LED optically coupled to an NPN silicon photo transistor in a space efficient through hole package. Suitable for applications such as computer terminals, industrial systems controllers, test and measurement equipment, signal transmission. Isocom TLP521 Optoisolator 1 Channel 50-600% CTR 5.3KV DIL-4

Price: £0.38 from Rapid Online Rapid Electronics Ltd.