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| PartNumber | P4SMA47A | P4SMA47 | P4SMA47A R3 |
| Description | TVS Diodes / ESD Suppressors 47V 400W UniDir | TVS Diodes / ESD Suppressors 40.2V 400W 10% Uni-directional | TVS Diodes / ESD Suppressors 400W,47V,5%,UNI, TVS |
| Manufacturer | Bourns | Littelfuse | Taiwan Semiconductor |
| Product Category | TVS Diodes / ESD Suppressors | TVS Diodes / ESD Suppressors | TVS Diodes / ESD Suppressors |
| RoHS | Y | Y | Y |
| Series | P4SMA | P4SMA | - |
| Product Type | TVS Diodes | TVS Diodes | TVS Diodes |
| Vesd Voltage ESD Contact | - | - | - |
| Vesd Voltage ESD Air Gap | - | - | - |
| Polarity | Unidirectional | Unidirectional | Unidirectional |
| Number of Channels | 1 Channel | - | 1 Channel |
| Termination Style | SMD/SMT | SMD/SMT | SMD/SMT |
| Breakdown Voltage | 49.4 V | 51.755 V | 44.7 V |
| Working Voltage | 40.2 V | 40.2 V | 40.2 V |
| Clamping Voltage | - | 68.04 V | 64.8 V |
| Cd Diode Capacitance | - | - | - |
| Package / Case | DO-214AC-2 (SMA) | DO-214AC-2 (SMA) | DO-214AC-2 (SMA) |
| Minimum Operating Temperature | - 55 C | - 65 C | - 55 C |
| Maximum Operating Temperature | + 150 C | + 150 C | + 150 C |
| Packaging | Reel | Reel | Reel |
| Brand | Bourns | Littelfuse | Taiwan Semiconductor |
| Factory Pack Quantity | 5000 | 5000 | 1800 |
| Subcategory | TVS Diodes / ESD Suppression Diodes | TVS Diodes / ESD Suppression Diodes | TVS Diodes / ESD Suppression Diodes |
| Vf Forward Voltage | 3.5 V | - | 3.5 V |
| Unit Weight | 0.035274 oz | 0.002152 oz | - |
| Ipp Peak Pulse Current | - | 6.3 A | 6.4 A |
| Pppm Peak Pulse Power Dissipation | - | 400 W | - |