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See Product Specifications
| Part Number: | S4008FS21 |
| Category: | Discrete Semiconductor Products |
| Subcategory: | Thyristors - SCRs |
| Manufacturer: | Littelfuse Inc. |
| Packaging: | Bulk |
| Product Status: | Obsolete |
| Voltage - Off State: | 400 V |
| Voltage - Gate Trigger (Vgt) (Max): | 800 mV |
| Current - Gate Trigger (Igt) (Max): | 200 µA |
| Voltage - On State (Vtm) (Max): | 1.6 V |
| Current - On State (It (AV)) (Max): | 5.1 A |
| Current - On State (It (RMS)) (Max): | 8 A |
| Current - Hold (Ih) (Max): | 6 mA |
| Current - Off State (Max): | 5 µA |
| Current - Non Rep. Surge 50, 60Hz (Itsm): | 83A, 100A |
| SCR Type: | Sensitive Gate |
| Operating Temperature: | -40°C ~ 110°C |
| Mounting Type: | Through Hole |
| Package / Case: | TO-202 Long Tab |
| Supplier Device Package: | TO-202 |
