# Optical Coupler Failure Analysis


Devices of the Photo Coupler family include Photo Transistor, Photo Darlington Transistor, Photo Triac and OPIC.


## Pages

- [Avago Optocoupler HCPL-2202 Failure Analysis](https://gideonlabs.com/posts/avago-optocoupler-hcpl-2202-failure-analysis/index.md)
- [Fairchild 740L6000 Internal Contamination](https://gideonlabs.com/posts/fairchild-740l6000-internal-contamination/index.md)
- [MOC101 Photocoupler](https://gideonlabs.com/posts/moc101-photocoupler/index.md)
- [Photocoupler Vishay IL420 Failure Analysis](https://gideonlabs.com/posts/photocoupler-failure-analysis-2/index.md)
- [Optocoupler Fairchild QTC H11N1 Failure Analysis](https://gideonlabs.com/posts/optocoupler-failure-analysis/index.md)
- [Optocoupler Failures](https://gideonlabs.com/posts/optocoupler-failures/index.md)