| PartNumber | SM4T33AY | SM4T30AY | SM4T30CAY |
| Description | TVS Diodes / ESD Suppressors 400 W 2.3kW Transil 5V to 70V Uni | TVS Diodes / ESD Suppressors 400 W 2.3kW Transil 5V to 70V Uni | TVS Diodes / ESD Suppressors 400 W 2.3kW Transil 5V to 70V Bi |
| Manufacturer | STMicroelectronics | STMicroelectronics | STMicroelectronics |
| Product Category | TVS Diodes / ESD Suppressors | TVS Diodes / ESD Suppressors | TVS Diodes / ESD Suppressors |
| RoHS | Y | Y | Y |
| Series | SM4TY | SM4TY | SM4TY |
| Product Type | TVS Diodes | TVS Diodes | TVS Diodes |
| Vesd Voltage ESD Contact | - | - | - |
| Vesd Voltage ESD Air Gap | - | - | - |
| Polarity | Unidirectional | Unidirectional | Bidirectional |
| Termination Style | SMD/SMT | SMD/SMT | SMD/SMT |
| Breakdown Voltage | 32.7 V | - | 30.4 V |
| Working Voltage | 28 V | - | 26 V |
| Clamping Voltage | 45.4 V | - | 42.1 V |
| Package / Case | DO-214AC-2 (SMA) | - | DO-214AC-2 (SMA) |
| Minimum Operating Temperature | - 55 C | - | - 55 C |
| Maximum Operating Temperature | + 150 C | - | + 150 C |
| Qualification | AEC-Q100 | AEC-Q100 | AEC-Q100 |
| Packaging | Reel | Reel | Reel |
| Brand | STMicroelectronics | STMicroelectronics | STMicroelectronics |
| Factory Pack Quantity | 5000 | 5000 | 5000 |
| Subcategory | TVS Diodes / ESD Suppression Diodes | TVS Diodes / ESD Suppression Diodes | TVS Diodes / ESD Suppression Diodes |
| Tradename | Transil | Transil | Transil |
| Unit Weight | 0.002540 oz | 0.002540 oz | 0.002540 oz |