| PartNumber | P1800ECL | P1800ECAP | P1800EC |
| Description | Thyristor Surge Protection Devices (TSPD) 500A 170V | Thyristor Surge Protection Devices (TSPD) 500A 170V | THYRISTOR 170V 400A TO226-2 |
| Manufacturer | Littelfuse | Littelfuse | Littelfuse Inc. |
| Product Category | Thyristor Surge Protection Devices (TSPD) | Thyristor Surge Protection Devices (TSPD) | TVS - Thyristors |
| RoHS | Y | N | - |
| Breakover Voltage VBO | 220 V | 220 V | - |
| Breakover Current IBO Max | 800 mA | 800 mA | - |
| Non Repetitive On State Current | 30 A | 30 A | - |
| Rated Repetitive Off State Voltage VDRM | 170 V | 170 V | - |
| Off State Leakage Current @ VDRM IDRM | 5 uA | 5 uA | - |
| Holding Current Ih Max | 150 mA | 150 mA | - |
| On State Voltage | 4 V | 4 V | - |
| Off State Capacitance CO | 35 pF to 90 pF | 35 pF to 90 pF | - |
| Minimum Operating Temperature | - 40 C | - 40 C | - |
| Maximum Operating Temperature | + 85 C | + 85 C | - |
| Mounting Style | Through Hole | Through Hole | - |
| Package / Case | TO-92 | TO-92 | - |
| Packaging | Bulk | Ammo Pack | Bulk |
| Current Rating | 2.2 A | 2.2 A | - |
| Series | SIDACtor | SIDACtor | SIDACtorR |
| Brand | Littelfuse | Littelfuse | - |
| Product Type | TSPDs | TSPDs | - |
| Factory Pack Quantity | 2000 | 2000 | - |
| Subcategory | Thyristors | Thyristors | - |
| Tradename | SIDACtor | SIDACtor | - |
| Unit Weight | 0.016000 oz | 0.016000 oz | - |
| Package Case | - | - | TO-226-2, TO-92-2 (TO-226AC) |
| Capacitance | - | - | 90pF |
| Number of Elements | - | - | 1 |
| Voltage Breakover | - | - | 220V |
| Voltage Off State | - | - | 170V |
| Current Peak Pulse 10 1000μs | - | - | 100A |
| Voltage On State | - | - | 4V |
| Current Peak Pulse 8 20μs | - | - | 400A |
| Current Hold Ih | - | - | 150mA |