Marking of electronic components, SMD Codes 921B, 921B**. 1SMB5921BT3, 1PMT5921B, 1SMB5921B, CZRA5921B-G, Z1.5SMB5921, ic marking code.
| PartNumber | Marking code | Manufacturer | Package |
|---|---|---|---|
| 1SMB5921BT3 | 921B | 403A-03 | |
| 1PMT5921B | 921B | Mot | DO-216AA |
| 1SMB5921B | 921B | Ons | 403A-03/SMB |
| CZRA5921B-G | 921B | Cmc | DO-214AC/SMA |
| Z1.5SMB5921 | 921B | Ttr | DO-214AA/SMB |