Marking of electronic components, SMD Codes AS2, AS2**. BST51, BST51, BST51, BST51, SN74AS20D, ic marking code.
| PartNumber | Marking code | Manufacturer | Package |
|---|---|---|---|
| BST51 | AS2 | Mot | SOT89 |
| BST51 | AS2 | SOT89 | |
| BST51 | AS2 | SOT89 | |
| BST51 | AS2 | SOT89 | |
| SN74AS20D | AS20 | SOP14 | |
| RP400K361A | AS20 | RICOH | DFN1820-6 |
| SN74AS21D | AS21 | SOP14 | |
| RP400K371A | AS21 | RICOH | DFN1820-6 |
| RP400K381A | AS22 | RICOH | DFN1820-6 |
| RP400K391A | AS23 | RICOH | DFN1820-6 |
| SN74AS230ADW | AS230A | SOP20 | |
| STM6600AS24DM6F | AS24 | SOP12 | |
| RP400K401A | AS24 | RICOH | DFN1820-6 |
| SN74AS240ADW | AS240A | SOP20 | |
| SN74AS244ADW | AS244A | SOP20 | |
| SN74AS245DW | AS245 | SOP20 | |
| RP400K411A | AS25 | RICOH | DFN1820-6 |
| SN74AS253AD | AS253A | SOP16 | |
| SN74AS257D | AS257 | SOP16 | |
| SN74AS258DR | AS258 | SOP16 | |
| RP400K421A | AS26 | RICOH | DFN1820-6 |
| SN74AS27D | AS27 | SOP14 | |
| RP400K431A | AS27 | RICOH | DFN1820-6 |
| RP400K441A | AS28 | RICOH | DFN1820-6 |
| SN74AS280D | AS280 | SOP14 | |
| SN74AS286D | AS286 | SOP14 | |
| RP400K451A | AS29 | RICOH | DFN1820-6 |
| SN74AS298AD | AS298A | SOP16 |