Description
4 PIN DIP PHOTOTRANSISTOR PHOTOCOUPLER EL817 Series Schematic .
The EL817 series of devices each consist of an infrared emitting diodes, optically coupled to a phototransistor detector.
Features
* Compliance Halogens Free (Only copper leadframe) (Br < 900 ppm, Cl < 900 ppm, Br+Cl < 1500 ppm)
* Current transfer ratio (CTR: 50~600% at IF = 5mA, VCE = 5V)
* High isolation voltage between input and output (Viso = 5000Vrms)
* Creepage distance > 7.62mm
Applications
* Programmable controllers
* System appliances, measuring instruments
* Telecommunication equipments
* Home appliances, such as fan heaters, etc.
* Signal transmission between circuits of different potentials and impedances
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