Marking of electronic components, SMD Codes 1Y, 1Y**. MMBT3903, MM3Z7V5, R3117K291A, XC6217C2927R-G, XC6223B3819R-G, ic marking code.
| PartNumber | Marking code | Manufacturer | Package |
|---|---|---|---|
| MMBT3903 | 1Y | Mot | SOT23 |
| MM3Z7V5 | 1Y | 龙晶微半导体 | SOD-323 |
| R3117K291A | 1Y | RICOH | DFN1010-4 |
| XC6217C2927R-G | 1Y | TOREX | USPN-4 |
| XC6223B3819R-G | 1Y | TOREX | USPQ-4B03 |
| KDZ11VVY | 1Y | Kec | VSC |
| MM3Z7V5 | 1Y | Lge | SOD-323FL |
| UNRF2A6 | 1Y | Pan | ML3 |
| BF823 | 1Y | Cdi | SOT-23 |
| CMBT3903 | 1Y | Cdi | SOT-23 |
| KST3903 | 1Y | Sam | SOT-23 |
| MMBT3903 | 1Y | Mot | SOT-23 |
| YTS3903 | 1Y | Tos | SOT-23 |
| L8550QLT1 | 1YD | Lrc | SOT-23 |
| BF823 | 1Yp | PHILIPS(NXP) | SOT23 |
| BF823 | 1Yp | PhH | SOT-23 |
| BF823 | 1Yt | PHILIPS(NXP) | SOT23 |
| BF823 | 1Yt | PhM | SOT-23 |
| BF823 | 1YW | PhC | SOT-23 |