TLP621 Datasheet

Transistor Output Optocouplers


The TLP621 , TLP621-2 , TLP621-4 series of optically coupled isolators consist of infrared light emitting diodes and NPN silicon photo transistors in space efficient dual in line plastic packages. TLP621 Features • High Current Transfer Ratio ( 50% min)• High Isolation Voltage (5.3kVRMS ,7.5kVPK )• High BVCEO ( 55Vmin )• All electrical parameters 100% tested• Custom electrical selections available TLP621 Applications • Computer terminals• Industrial systems controllers• Measuring instruments• Signal transmission between systems of different potentials and impedances


[{"Name":"Maximum Collector Emitter Voltage:","Value":"55 V"},{"Name":"Maximum Collector Emitter Saturation Voltage:","Value":"0.4 V"},{"Name":"Isolation Voltage:","Value":"5000 Vrms"},{"Name":" Maximum Forward Diode Voltage:","Value":"1.3 V"},{"Name":"Maximum Input Diode Current:","Value":"20 mA"},{"Name":"Maximum Collector Current:","Value":"10 mA"},{"Name":" Maximum Power Dissipation:","Value":"250 mW"},{"Name":"Maximum Operating Temperature:","Value":"+ 100 C"},{"Name":"Minimum Operating Temperature:","Value":"- 55 C"},{"Name":"","Value":""}]

Manufacturer information


Seiko Instruments Inc. Is a Japanese company which head office is located in 8, Nakase 1-chome, Mihama-ku, Chiba-shi, Chiba 261-8507, Japan . It’s business lines are: Watches Business Watches, Watch Movements Electronic Components Business Quartz crystals, Micro batteries, etc. Precision Mechatronics Business Inkjet printer heads, Hard disk components, Thermal printers, Compact precision components, Machine tools, FA, Musical instrument accessories, Radiation detection and measurement systems, etc.

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