Marking of electronic components, SMD Codes 81xx, 81xx**. RN5RF31BA, RN5RZ31BA, SPC6801ST6RG, SPP3481ST6RG, ic marking code.
| PartNumber | Marking code | Manufacturer | Package |
|---|---|---|---|
| RN5RF31BA | 81xx | SOT-23-5 | |
| RN5RZ31BA | 81xx | SOT-23-5 | |
| SPC6801ST6RG | 81xx | TSOP-6P | |
| SPP3481ST6RG | 81xx | TSOP-6P |