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| Part Number | QK040K7 |
| Datasheet | QK040K7 datasheet |
| Description | TRIAC ALTERNISTOR 1KV 40A TO218 |
| Manufacturer | Littelfuse Inc. |
| Series | - |
| Part Status | Obsolete |
| Triac Type | Alternistor - Snubberless |
| Voltage - Off State | 1kV |
| Current - On State (It (RMS)) (Max) | 40A |
| Voltage - Gate Trigger (Vgt) (Max) | 2V |
| Current - Non Rep. Surge 50, 60Hz (Itsm) | 335A, 400A |
| Current - Gate Trigger (Igt) (Max) | 100mA |
| Current - Hold (Ih) (Max) | 100mA |
| Configuration | Single |
| Operating Temperature | -40°C ~ 125°C (TJ) |
| Mounting Type | Through Hole |
| Package / Case | TO-218-3 Isolated Tab, TO-218AC |
| Supplier Device Package | TO-218 Isolated Tab |