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| PartNumber | SP4021-01FTG | SP4021-01FTG-C | SP4021 |
| Description | TVS Diodes / ESD Suppressors 2.5pF 25A for Surge Protection | TVS Diodes / ESD Suppressors 2.5pF 25A BI for Surge Protection | |
| Manufacturer | Littelfuse | Littelfuse | Littelfuse Inc. |
| Product Category | TVS Diodes / ESD Suppressors | TVS Diodes / ESD Suppressors | TVS - Diodes |
| RoHS | Y | Y | - |
| Series | SP4021 | SP4021 | SP4021, SPAR |
| Product Type | TVS Diodes | TVS Diodes | - |
| Vesd Voltage ESD Contact | - | - | - |
| Vesd Voltage ESD Air Gap | - | - | - |
| Polarity | Unidirectional | Bidirectional | Unidirectional |
| Termination Style | SMD/SMT | SMD/SMT | SMD/SMT |
| Breakdown Voltage | 6.3 V | 6.3 V | 6.3 V |
| Working Voltage | 5 V | 5 V | 5 V |
| Clamping Voltage | 19.6 V | 19.6 V | 19.6 V |
| Package / Case | SOD-323 | SOD-323 | - |
| Minimum Operating Temperature | - 40 C | - 40 C | - 40 C |
| Maximum Operating Temperature | + 125 C | + 125 C | + 125 C |
| Qualification | AEC-Q101 | AEC-Q101 | AEC-Q101 |
| Packaging | Reel | Reel | Digi-ReelR Alternate Packaging |
| Brand | Littelfuse | Littelfuse | - |
| Factory Pack Quantity | 3000 | 3000 | - |
| Subcategory | TVS Diodes / ESD Suppression Diodes | TVS Diodes / ESD Suppression Diodes | - |
| Tradename | SPA | SPA | SPA |
| Unit Weight | - | 0.001305 oz | - |
| Type | - | - | Steering (Rail to Rail) |
| Mounting Style | - | - | SMD/SMT |
| Height | - | - | 1 mm |
| Length | - | - | 2.7 mm |
| Width | - | - | 1.4 mm |
| Package Case | - | - | SC-76, SOD-323 |
| Operating Temperature | - | - | -40°C ~ 125°C (TJ) |
| Mounting Type | - | - | Surface Mount |
| Applications | - | - | Ethernet |
| Supplier Device Package | - | - | SOD-323 |
| Unidirectional Channels | - | - | 1 |
| Bidirectional Channels | - | - | |
| Voltage Reverse Standoff Typ | - | - | 5V (Max) |
| Voltage Breakdown Min | - | - | 6.3V |
| Voltage Clamping Max Ipp | - | - | 19.6V (Typ) |
| Current Peak Pulse 10 1000μs | - | - | 24A (8/20μs) |
| Power Peak Pulse | - | - | 600W |
| Power Line Protection | - | - | No |
| Capacitance Frequency | - | - | 2.5pF @ 1MHz |
| Pd Power Dissipation | - | - | 600 W |
| Peak Surge Current | - | - | 25 A |