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Marking of electronic components, SMD Codes 4B, 4B**. MMBV432, BC859B, BC859BW, MM1Z2V2, BC859B, ic marking code.
| PartNumber | Marking code | Manufacturer | Package |
|---|---|---|---|
| MMBV432 | 4B | Mot | SOT23 |
| BC859B | 4B | ITT | SOT23 |
| BC859BW | 4B | PHILIPS(NXP) | SOT323 |
| MM1Z2V2 | 4B | 龙晶微半导体 | SOD-123 |
| BC859B | 4Bp | PHILIPS(NXP) | SOT23 |
| BC859BR | 4BR | PHILIPS(NXP) | SOT23R |
| BC859B | 4Bs | Sie | SOT23 |
| BC859BW | 4Bs | Sie | SOT323 |
| BC859B | 4Bt | PHILIPS(NXP) | SOT23 |
| BC859BW | 4Bt | PHILIPS(NXP) | SOT323 |