1 Chinese-brand replacement candidate for PC817 (Sharp) in Optocouplers — each labeled with its verification level and parameter differences. Shenzhen sourcing, quote in 24 hours.
Oriden · Optocouplers
Standard 4-pin phototransistor optocoupler, DIP-4; check CTR grade binning.
Cross-reference suggestions for PC817 are provided for engineering convenience and are based on published specifications, vendor documents, or parametric analysis as labeled on each entry. They do not constitute an endorsement by, or an affiliation with, Sharp, and they are not a guarantee of suitability for any specific application. Always validate alternatives against both manufacturers' current datasheets and your own qualification process before production use.
