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| Part Number | TN4050HP-12GY-TR | TN4050HP-12WY | TN4050HP-12G2YTR | TN4050HP-12L2Y |
| Manufacturer | STMicroelectronics | STMicroelectronics | STMicroelectronics | STMicroelectronics |
| Series | - | - | - | - |
| Package/Case | TO-263-3, D2PAK (2 Leads + Tab), TO-263AB | TO-247-3 | TO-263-3, D2PAK (2 Leads + Tab), TO-263AB | TO-263-8, D2PAK (7 Leads + Tab), TO-263CA |
| Packaging | Tape & Reel (TR) | Tube | Tape & Reel (TR) | Tape & Reel (TR) |
| Product Status | Active | Active | Active | Active |
| Voltage - Off State | 1.2 kV | 1.2 kV | 1.2 kV | 1.2 kV |
| Voltage - Gate Trigger (Vgt) (Max) | 1.3 V | 1.3 V | 1.3 V | 1.3 V |
| Current - Gate Trigger (Igt) (Max) | 50 mA | 50 mA | 50 mA | 50 mA |
| Voltage - On State (Vtm) (Max) | 1.55 V | 1.55 V | 1.55 V | 1.55 V |
| Current - On State (It (AV)) (Max) | 25 A | 25 A | 25 A | 25 A |
| Current - On State (It (RMS)) (Max) | 40 A | 40 A | 40 A | 40 A |
| Current - Hold (Ih) (Max) | 100 mA | 100 mA | 100 mA | 100 mA |
| Current - Off State (Max) | 5 µA | 5 µA | 5 µA | 5 µA |
| Current - Non Rep. Surge 50, 60Hz (Itsm) | 400A, 440A | 400A, 440A | 400A, 440A | 400A, 440A |
| SCR Type | Standard Recovery | Standard Recovery | Standard Recovery | Standard Recovery |
| Operating Temperature | -40°C ~ 150°C (TJ) | -40°C ~ 150°C (TJ) | -40°C ~ 150°C (TJ) | -40°C ~ 150°C (TJ) |
| Grade | Automotive | Automotive | Automotive | Automotive |
| Qualification | AEC-Q101 | AEC-Q101 | AEC-Q101 | AEC-Q101 |
| Mounting Type | Surface Mount | Through Hole | Surface Mount | Surface Mount |
| Supplier Device Package | D2PAK | TO-247-3 | D2PAK HV | HU3PAK |
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