For Reference Only
| Part Number | S4040RQ |
| Manufacturer | Littelfuse Inc. |
| Category | Discrete Semiconductor › Thyristors - SCRs |
| Description | SCR 400V 40A TO220 |
| Lifecycle | Active |
| RoHS | No RoHS Information |
| EDA/CAD Models | S4040RQ PCB Footprint and Symbol |
| Warehouses | USA, Europe, China, Hong Kong SAR |
| Estimated Delivery | Dec 09 - Dec 13 2025(Choose Expedited Shipping) |
| Warranty | Up to 1 year [Limited-Warranty]* |
| Payment |
|
| Shipping | ![]() |
| Part Number: | S4040RQ |
| Brand: | Littelfuse Inc. |
| Lifecycle: | Active |
| RoHS: | Lead free / RoHS Compliant |
| Category: | Discrete Semiconductor |
| Subcategory: | Thyristors - SCRs |
| Manufacturer: | Littelfuse Inc. |
| Product Status: | Discontinued at Digi-Key |
| Voltage - Off State: | 400 V |
| Voltage - Gate Trigger (Vgt) (Max): | 1.5 V |
| Current - Gate Trigger (Igt) (Max): | 40 mA |
| Voltage - On State (Vtm) (Max): | 1.8 V |
| Current - On State (It (AV)) (Max): | 25 A |
| Current - On State (It (RMS)) (Max): | 40 A |
| Current - Hold (Ih) (Max): | 60 mA |
| Current - Off State (Max): | 10 µA |
| Current - Non Rep. Surge 50, 60Hz (Itsm): | 430A, 520A |
| SCR Type: | Standard Recovery |
| Operating Temperature: | -40°C ~ 125°C |
| Mounting Type: | Through Hole |
| Package / Case: | TO-220-3 |
| Supplier Device Package: | TO-220 Non-Isolated Tab |
| CR05AM-16A#B00 | SCR 800V 470MA TO92-3 | 37254 More on Order |
|
| JANTX2N2326 | SCR 200V TO5 | 44509 More on Order |
|
| S6010F1 | SCR 600V 10A TO202 | 32625 More on Order |
|
| 8P4M-AZ | SILICON CONTROLLED RECTIFIER | 92954 More on Order |
|
| VS-16TTS16STRLPBF | SCR 1.6KV 16A TO263AB | 93292 More on Order |
|
| TYN16X-800RT,127 | SCR 800V 16A TO220F | 91065 More on Order |
|
| S2006L | SCR 200V 6A TO220 | 81393 More on Order |
|
| S6010FS31 | SCR 600V 10A TO202 | 64373 More on Order |
|
| CS202-4M | SCR 600V 4A TO202 | 80381 More on Order |
|
| S2065JTP | SCR 200V 65A TO218X | 84653 More on Order |
|
| TS420-400B-TR | SCR 400V 4A DPAK | 96193 More on Order |
|
| CS23-12IO2 | SCR 1.2KV 50A TO208AA | 82682 More on Order |
| In Stock | 98283 pieces - More on Order |
|---|---|
| Quote Limit | No Limit |
| Lead-Time | To be Confirmed |
| Minimum | 1 |
Warm Tips: Please fill out the form below. We will contact you as soon as possible.
| Qty. | Unit Price | Ext. Price |
|---|---|---|
| 500 | $2.72618 | $1363.09 |
Due to the impact of the COVID-19,the above prices have not been updated, please resend the inquiry to us, thank you for your understanding
Please feel free to contact us for details.