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| Part Number | Q4012LH5 | Q4012RH5 | Q4010LH5 | Q4012LH2 |
|---|---|---|---|---|
| Manufacturer | Littelfuse Inc. | Littelfuse Inc. | Littelfuse Inc. | Littelfuse Inc. |
| Product Status | Discontinued at Digi-Key | Discontinued at Digi-Key | Discontinued at Digi-Key | Discontinued at Digi-Key |
| Triac Type | Alternistor - Snubberless | Alternistor - Snubberless | Alternistor - Snubberless | Alternistor - Snubberless |
| Voltage - Off State | 400 V | 400 V | 400 V | 400 V |
| Current - On State (It (RMS)) (Max) | 12 A | 12 A | 10 A | 12 A |
| Voltage - Gate Trigger (Vgt) (Max) | 1.3 V | 1.3 V | 1.3 V | 1.3 V |
| Current - Non Rep. Surge 50, 60Hz (Itsm) | 110A, 120A | 110A, 120A | 110A, 120A | 110A, 120A |
| Current - Gate Trigger (Igt) (Max) | 50 mA | 50 mA | 50 mA | 10 mA |
| Current - Hold (Ih) (Max) | 50 mA | 50 mA | 50 mA | 15 mA |
| Configuration | Single | Single | Single | Single |
| Operating Temperature | -40°C ~ 125°C (TJ) | -40°C ~ 125°C (TJ) | -40°C ~ 125°C (TJ) | -40°C ~ 125°C (TJ) |
| Mounting Type | Through Hole | Through Hole | Through Hole | Through Hole |
| Package / Case | TO-220-3 Isolated Tab | TO-220-3 | TO-220-3 Isolated Tab | TO-220-3 Isolated Tab |
| Supplier Device Package | TO-220 Isolated Tab | TO-220 Non-Isolated Tab | TO-220 Isolated Tab | TO-220 Isolated Tab |
