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| PartNumber | 1SMA28AT3G | 1SMA28AT3 | 1SMA28CAT3 |
| Description | ESD Suppressors / TVS Diodes 28V 400W Unidirectional | ESD Suppressors / TVS Diodes 28V 400W | ESD Suppressors / TVS Diodes 28V 400W |
| Manufacturer | Littelfuse | ON Semiconductor | - |
| Product Category | ESD Suppressors / TVS Diodes | ESD Suppressors / TVS Diodes | - |
| RoHS | Y | N | - |
| Series | 1SMAxxxAT3G | 1SMA5.0AT3 | - |
| Product Type | ESD Suppressors | ESD Suppressors | - |
| Vesd Voltage ESD Contact | 16 kV | - | - |
| Vesd Voltage ESD Air Gap | 16 kV | - | - |
| Polarity | Unidirectional | Unidirectional | - |
| Number of Channels | 1 Channel | - | - |
| Termination Style | SMD/SMT | SMD/SMT | - |
| Breakdown Voltage | 31.1 V | 31.1 V | - |
| Working Voltage | 28 V | 28 V | - |
| Clamping Voltage | 45.4 V | 45.4 V | - |
| Cd Diode Capacitance | 430 pF | - | - |
| Package / Case | DO-214AC-2 (SMA) | DO-214AC-2 (SMA) | - |
| Pppm Peak Pulse Power Dissipation | 400 W | - | - |
| Minimum Operating Temperature | - 65 C | - 65 C | - |
| Maximum Operating Temperature | + 150 C | + 150 C | - |
| Packaging | Reel | Reel | - |
| Current Rating | 2.5 uA | - | - |
| Brand | Littelfuse | ON Semiconductor | - |
| Factory Pack Quantity | 5000 | 5000 | - |
| Subcategory | TVS Diodes / ESD Suppression Diodes | TVS Diodes / ESD Suppression Diodes | - |
| Part # Aliases | SMAJ28A | - | - |