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EL817 Original supply, US $ 0.0295-0.0378 , [Everlight] Everlight
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![EL817C Optocoupler/Phototransistor IC Pinout, Features, Datasheet](https://i2.wp.com/components101.com/sites/default/files/component_pin/EL817C-Pinout.png)
![PC817 (EL817) [3864] : Sunrom Electronics/Technologies](https://i2.wp.com/www.sunrom.com/media/content/304/motor-pc817.jpg)
PC817 (EL817) [3864] : Sunrom Electronics/Technologies
![EL817C Optocoupler/Phototransistor IC Pinout, Features, Datasheet](https://i2.wp.com/components101.com/sites/default/files/inline-images/EL817C-IC-Pin-Description.png)
EL817C Optocoupler/Phototransistor IC Pinout, Features, Datasheet
![PC817 (EL817) [3864] : Sunrom Electronics/Technologies](https://i2.wp.com/www.sunrom.com/media/content/304/pc817-input.jpg)
PC817 (EL817) [3864] : Sunrom Electronics/Technologies
![snubber - TRIAC controlling a light self-triggering for very short](https://i2.wp.com/i.stack.imgur.com/Dq9He.gif)
snubber - TRIAC controlling a light self-triggering for very short
![opto isolator - Optocoupler EL817 triggering the relay immediately on](https://i2.wp.com/i.stack.imgur.com/Ym6V0.png)
opto isolator - Optocoupler EL817 triggering the relay immediately on
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Unexpectedly good EL84 amp - diyAudio
![EL817 Original supply, US $ 0.0295-0.0378 , [Everlight] Everlight](https://i2.wp.com/www.seekic.com/uploadfile/ic-mfg/201110252122980.jpg)
EL817 Original supply, US $ 0.0295-0.0378 , [Everlight] Everlight
![12+ El817 Circuit Diagram | Robhosking Diagram](https://i2.wp.com/how2electronics.com/wp-content/uploads/2019/10/Arduino-AC-Dimmer-Circuit.jpg)
12+ El817 Circuit Diagram | Robhosking Diagram
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PC817/ EL817, 4 Pin DIP Photocoupler / Optocoupler