Marking of electronic components, SMD Codes 1W, 1W**. FMMT3903, R3117K271A, MM3Z56V, UNRF2A3, BF821, ic marking code.
| PartNumber | Marking code | Manufacturer | Package |
|---|---|---|---|
| FMMT3903 | 1W | Zet | SOT23 |
| R3117K271A | 1W | RICOH | DFN1010-4 |
| MM3Z56V | 1W | Sec | SOD-323 |
| UNRF2A3 | 1W | Pan | ML3 |
| BF821 | 1W | Cdi | SOT-23 |
| FMMT3903 | 1W | Zx | SOT-23 |
| BF822W | 1W | PHILIPS(NXP) | SOT323 |
| BF822W | 1Wt | PHILIPS(NXP) | SOT323 |
| BF821 | 1Wp | PHILIPS(NXP) | SOT23 |
| BF821 | 1Wp | PhH | SOT-23 |
| BF821 | 1Wt | PHILIPS(NXP) | SOT23 |
| BF821 | 1Wt | PhM | SOT-23 |
| BF822W | 1Wt | PHILIPS(NXP) | SOT-323 |
| BF821 | 1WW | PhC | SOT-23 |
| BAP51-05W | 1W | PHILIPS(NXP) | SOT-323 |