| PartNumber | SK040NRP | SK040NTP | SK040R |
| Description | SCRs 40A 1000V | SCRs 40A 1000V | SCRs 40A 1000V |
| Manufacturer | Littelfuse | Littelfuse | Littelfuse Inc. |
| Product Category | SCRs | SCRs | SCRs - Single |
| RoHS | Y | Y | - |
| Series | Sxx40x | SK | Sxx40x |
| Breakover Current IBO Max | 520 A | 520 A | - |
| Rated Repetitive Off State Voltage VDRM | 1 kV | 1 kV | 1 kV |
| Off State Leakage Current @ VDRM IDRM | 30 uA | 30 uA | - |
| On State RMS Current It RMS | 40 A | - | - |
| Vf Forward Voltage | 1.8 V | 1.8 V | - |
| Gate Trigger Voltage Vgt | 1.5 V | 1.5 V | - |
| Gate Trigger Current Igt | 40 mA | 40 mA | - |
| Holding Current Ih Max | 60 mA | 60 mA | 60 mA |
| Minimum Operating Temperature | - 40 C | - 40 C | - 40 C |
| Maximum Operating Temperature | + 125 C | + 125 C | + 125 C |
| Mounting Style | SMD/SMT | SMD/SMT | Through Hole |
| Package / Case | SMTO-263-2 | SMTO-263-2 | - |
| Packaging | Reel | Tube | Bulk Alternate Packaging |
| Current Rating | 40 A | 25 A | - |
| Features | Glass passivated Chip junction | - | - |
| Height | 4.78 mm | 4.78 mm | - |
| Length | 10.67 mm | 10.67 mm | - |
| Type | SCRs | SCRs | - |
| Width | 9.4 mm | 9.4 mm | - |
| Brand | Littelfuse | Littelfuse | - |
| Non Repetitive On State Current | 520 A | - | 520 A |
| Product Type | SCRs | SCRs | - |
| Factory Pack Quantity | 500 | 500 | - |
| Subcategory | Thyristors | Thyristors | - |
| Tradename | Teccor | - | - |
| Unit Weight | 0.056438 oz | 0.056438 oz | 0.211644 oz |
| Package Case | - | - | TO-220-3 |
| Operating Temperature | - | - | -40°C ~ 125°C |
| Mounting Type | - | - | Through Hole |
| Supplier Device Package | - | - | TO-220 Non-Isolated Tab |
| Current Hold Ih Max | - | - | 60mA |
| Voltage Off State | - | - | 1000V |
| Voltage Gate Trigger Vgt Max | - | - | 1.5V |
| Current Gate Trigger Igt Max | - | - | 40mA |
| Voltage On State Vtm Max | - | - | 1.8V |
| Current On State It AV Max | - | - | 25A |
| Current On State It RMS Max | - | - | 40A |
| Current Off State Max | - | - | 30μA |
| Current Non Rep# Surge 50 60Hz Itsm | - | - | 430A, 520A |
| SCR Type | - | - | Standard Recovery |
| Gate Trigger Voltage Vgt | - | - | 1.5 V |
| Gate Trigger Current Igt | - | - | 40 mA |
| On State RMS Current It RMS | - | - | 40 A |
| Off State Leakage Current VDRM IDRM | - | - | 0.03 mA |
| Vf Forward Voltage | - | - | 1.8 V |