| PartNumber | Q4040K7TP | Q4040J7TP | Q4040K5TP |
| Description | Triacs Altnstr 400V 40A Iso 100-100-100mA | Triacs 400V 40A 100(1-3)Ma | Triacs Altstr 400V 40A 50-50-50mA TO218 Iso |
| Manufacturer | Littelfuse | Littelfuse | Littelfuse |
| Product Category | Triacs | Triacs | Triacs |
| RoHS | Y | Y | Y |
| Series | Qxx40xx | Qxx40xx | - |
| On State RMS Current It RMS | 40 A | 40 A | - |
| Non Repetitive On State Current | 335 A, 400 A | 335 A, 400 A | - |
| Rated Repetitive Off State Voltage VDRM | 400 V | 400 V | - |
| Off State Leakage Current @ VDRM IDRM | 20 uA | 20 uA | - |
| On State Voltage | 1.8 V | 1.8 V | - |
| Holding Current Ih Max | 120 mA | 120 mA | - |
| Gate Trigger Voltage Vgt | 2.5 V | 2.5 V | - |
| Gate Trigger Current Igt | 100 mA | 100 mA | - |
| Minimum Operating Temperature | - 40 C | - 40 C | - |
| Maximum Operating Temperature | + 125 C | + 125 C | - |
| Mounting Style | Through Hole | Through Hole | - |
| Package / Case | SMTO-218 | SMTO-218 | - |
| Packaging | Tube | Tube | Tube |
| Brand | Littelfuse | Littelfuse | Littelfuse |
| Product Type | Triacs | Triacs | Triacs |
| Factory Pack Quantity | 250 | 250 | 250 |
| Subcategory | Thyristors | Thyristors | Thyristors |
| Unit Weight | 0.176370 oz | 0.176370 oz | - |