The OP555 by TT is a Silicon Phototransistor. Below is the official datasheet preview.
| Part number | OP555, OP550 |
|---|---|
| Manufacturer | TT |
| File Size | 604.21 KB |
| Description | Silicon Phototransistor |
| Datasheet |
 OP550-TT.pdf
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| Note |
This datasheet PDF includes multiple part numbers: OP555, OP550. Please refer to the document for exact specifications by model. |
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OP550, OP552, OP555, OP750, OP755, OP770 and OP775 series consists of a NPN silicon phototransistor molded in an epoxy package with a wide receiving angle that provides rela vely even recep on over a large area.
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