| PartNumber | Q4012RH2TP | Q4012RH5 | Q4012RH2 |
| Description | Triacs 400V 12A 10-10-10mA | Triacs 400V 12A | Triacs Altnstr 400V 12A 10-10-10 mA |
| Manufacturer | Littelfuse | Littelfuse | Littelfuse |
| Product Category | Triacs | Triacs | Triacs |
| RoHS | Y | Y | Y |
| Series | Qxx12xHx | Qxx12xHx | Qxx12xHx |
| Off State Leakage Current @ VDRM IDRM | 10 uA | 10 uA | 10 uA |
| On State Voltage | 1.6 V | 1.6 V | 1.6 V |
| Package / Case | TO-220-2 | TO-220-2 | TO-220-2 |
| Packaging | Tube | Tube | Bulk |
| Brand | Littelfuse | Littelfuse | Littelfuse |
| Product Type | Triacs | Triacs | Triacs |
| Factory Pack Quantity | 500 | 500 | 500 |
| Subcategory | Thyristors | Thyristors | Thyristors |
| Tradename | Teccor | - | - |
| On State RMS Current It RMS | - | 12 A | 12 A |
| Non Repetitive On State Current | - | 110 A, 120 A | 110 A, 120 A |
| Rated Repetitive Off State Voltage VDRM | - | 400 V | 400 V |
| Holding Current Ih Max | - | 50 mA | 15 mA |
| Gate Trigger Voltage Vgt | - | 1.3 V | 1.3 V |
| Gate Trigger Current Igt | - | 50 mA | 10 mA |
| Minimum Operating Temperature | - | - 40 C | - 40 C |
| Maximum Operating Temperature | - | + 125 C | + 125 C |
| Mounting Style | - | Through Hole | Through Hole |
| Current Rating | - | 12 A | - |
| Unit Weight | - | 0.211644 oz | 0.211644 oz |