Littelfuse Inc. S4040RQ2 is a TO-220 packaged SCR designed for standard recovery applications. This component features a high repetitive peak off-state voltage (VDRM) of 400V and a continuous on-state current (IT(AV)) rating of 25A, with an RMS on-state current (IT(RMS)) of 40A. The surge current capability is 430A at 50Hz and 520A at 60Hz. The gate trigger current (IGT) is a maximum of 40mA, and the gate trigger voltage (VGT) is 1.5V. The holding current (IH) is 60mA maximum. This through-hole device operates within a temperature range of -40°C to 125°C and is supplied in bulk packaging. It is commonly utilized in power control and switching applications across various industrial sectors, including motor control, lighting, and power supplies.
Additional Information
Series: -RoHS Status: ROHS3 CompliantManufacturer Lead Time: No lead time information availableProduct Status: DiscontinuedPackaging: BulkDownload Free CAD Model:
Technical Details:
| Packaging | Bulk |
| Package / Case | TO-220-3 |
| Mounting Type | Through Hole |
| SCR Type | Standard Recovery |
| Operating Temperature | -40°C ~ 125°C |
| Current - Hold (Ih) (Max) | 60 mA |
| Current - Gate Trigger (Igt) (Max) | 40 mA |
| Current - Non Rep. Surge 50, 60Hz (Itsm) | 430A, 520A |
| Current - On State (It (AV)) (Max) | 25 A |
| Voltage - Gate Trigger (Vgt) (Max) | 1.5 V |
| Voltage - On State (Vtm) (Max) | 1.8 V |
| Current - Off State (Max) | 10 µA |
| Supplier Device Package | TO-220 Non-Isolated Tab |
| Current - On State (It (RMS)) (Max) | 40 A |
| Voltage - Off State | 400 V |
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