Marking of electronic components, SMD Codes R4B, R4B**. LM4040BIM3X-4.1, LM4040BIM7-4.1, LM4040BIM3-4.1, XC6118C44BGR-G, LM4132AMF-2.0, ic marking code.
| PartNumber | Marking code | Manufacturer | Package |
|---|---|---|---|
| LM4040BIM3X-4.1 | R4B | MF03A | |
| LM4040BIM7-4.1 | R4B | SC70-5 | |
| LM4040BIM3-4.1 | R4B | SOT23,MF03A | |
| XC6118C44BGR-G | R4B | Tor | USP-4 |
| LM4132AMF-2.0 | R4BA | MF05A | |
| LM4132BMF-2.0 | R4BB | MF05A | |
| LM4132CMF-2.0 | R4BC | MF05A | |
| LM4132DMF-2.0 | R4BD | MF05A | |
| LM4132EMF-2.0 | R4BE | MF05A |