| PartNumber | SMF4L45A-Q | SMF4L43A-Q | SMF4L40A-Q |
| Description | TVS Diodes / ESD Suppressors TVS VWM 45V 400W UNI SMF | TVS Diodes / ESD Suppressors TVS VWM 43V 400W UNI SMF | TVS Diodes / ESD Suppressors TVS VWM 40V 400W UNI SMF |
| Manufacturer | Bourns | Bourns | Bourns |
| Product Category | TVS Diodes / ESD Suppressors | TVS Diodes / ESD Suppressors | TVS Diodes / ESD Suppressors |
| RoHS | Y | Y | Y |
| Series | SMF4L-Q | SMF4L-Q | SMF4L-Q |
| Product Type | TVS Diodes | TVS Diodes | TVS Diodes |
| Polarity | Unidirectional | Unidirectional | Unidirectional |
| Number of Channels | 1 Channel | 1 Channel | 1 Channel |
| Termination Style | SMD/SMT | SMD/SMT | SMD/SMT |
| Breakdown Voltage | 55.3 V | 52.8 V | 49.1 V |
| Working Voltage | 45 V | 43 V | 40 V |
| Package / Case | SOD-123FL | SOD-123FL | SOD-123FL |
| Pppm Peak Pulse Power Dissipation | 400 W | 400 W | 400 W |
| Minimum Operating Temperature | - 55 C | - 55 C | - 55 C |
| Maximum Operating Temperature | + 150 C | + 150 C | + 150 C |
| Qualification | AEC-Q101 | AEC-Q101 | AEC-Q101 |
| Packaging | Reel | Reel | Reel |
| Brand | Bourns | Bourns | Bourns |
| Factory Pack Quantity | 2500 | 2500 | 2500 |
| Subcategory | TVS Diodes / ESD Suppression Diodes | TVS Diodes / ESD Suppression Diodes | TVS Diodes / ESD Suppression Diodes |