SMD marking code “B1” — candidate parts
33 candidates6 with manufacturer
Small packages rarely print the full part number. The marking below maps to these part numbers — verify against the package, pin count and the manufacturer's datasheet before ordering.
Candidate part numbers
| Part number | Manufacturer | Package | Mapping source | |
|---|---|---|---|---|
| BAS40 | NXP | SOT23 | PDF · SMD_Catalog222.pdf p.35 | |
| BZX399-C1V8 | PHI | SOD-323 | PDF · smd-codes.pdf p.61 | |
| BZX399-C1V8 | PHI | SC-76/SOD323 | PDF · 飞利浦SMD-PHILIPS.pdf p.18 | |
| BZX399C1V8 | PHI | SOD323 | PDF · SMD_Catalog222.pdf p.35 | |
| HSMS-2811 | HP | SOT23 | PDF · SMD_Catalog222.pdf p.35 | |
| RT9169-12CV | RICHTEK TECHNOLOGY CORPORATION | SOT-23 | PDF · smd-codes.pdf p.240 | |
| 2SC4931-1 | — | SMCP | PDF · smd-codes.pdf p.240 | |
| 2SK1824 | — | SOT-23 | PDF · smd-codes.pdf p.240 | |
| AP432Y | — | SOT-89-3L | PDF · 2011SMD-codes.pdf p.749 | |
| BAS40L | — | SOT-23 | PDF · smd-codes.pdf p.240 | |
| BAS70PT | — | SC-59 16dc - 3a Chm | PDF · 老外牛B SMD-2010.pdf p.370 | |
| BD4745G | — | — | PDF · smd-codes.pdf p.850 | |
| BZX884-C2V4 | — | SOD-882 | PDF · smd-codes.pdf p.61 | |
| D71G.05T1 | — | SOT-89 | PDF · 2011SMD-codes.pdf p.749 | |
| E1/E2 | — | — | PDF · smd-codes.pdf p.1037 | |
| ELM9711NAB | — | SOT-89 | PDF · 2011SMD-codes.pdf p.749 | |
| ELM9831AB | — | SOT-89 | PDF · 2011SMD-codes.pdf p.749 | |
| FSS22 | — | DO-214AA | PDF · smd-codes.pdf p.61 | |
| HVC355B | — | UFP | PDF · smd-codes.pdf p.61 | |
| R1111N311A | — | SOT-23-5 | PDF · smd-codes.pdf p.850 | |
| R1140Q211B | — | SOT-143R | PDF · 2011SMD-codes.pdf p.836 | |
| R1160D111A | — | — | PDF · smd-codes.pdf p.982 | |
| R1180Q211B | — | SC-82AB | PDF · 2011SMD-codes.pdf p.836 | |
| R3111N112A | — | SOT-23 | PDF · smd-codes.pdf p.240 | |
| R3113D211A | — | — | PDF · smd-codes.pdf p.240 | |
| R3114Q181A | — | SC-82AB | PDF · 2011SMD-codes.pdf p.836 | |
| R3130N21EC | — | SOT-23 | PDF · smd-codes.pdf p.240 | |
| R5421N112C | — | SOT-23-6 | PDF · smd-codes.pdf p.982 | |
| RN5VD11AA | — | SOT-23-5 | PDF · smd-codes.pdf p.850 | |
| SDB310D | — | SOD-323 | PDF · smd-codes.pdf p.61 | |
| TC1015-2.5VRX | — | SOT-23-5 | PDF · smd-codes.pdf p.850 | |
| UDZ2V0B | — | SOD-323 | PDF · smd-codes.pdf p.61 | |
| XC6GC1102HR | — | USP-3 | PDF · smd-codes.pdf p.240 |
Markings are indicative only: the same code can denote different parts across manufacturers and packages. Always confirm with the physical batch marking and the original datasheet.
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