| PartNumber | 18TQ040 | 18TQ045 | 18TQ045S |
| Description | Schottky Diodes & Rectifiers RECOMMENDED ALT 78-VS-18TQ040-M3 | Schottky Diodes & Rectifiers RECOMMENDED ALT 78-VS-18TQ045-M3 | Schottky Diodes & Rectifiers RECOMMENDED ALT 78-VS-18TQ045S-M3 |
| Manufacturer | Vishay | Vishay | Vishay |
| Product Category | Schottky Diodes & Rectifiers | Schottky Diodes & Rectifiers | Schottky Diodes & Rectifiers |
| RoHS | N | N | N |
| Product | Schottky Rectifiers | Schottky Rectifiers | Schottky Rectifiers |
| Mounting Style | Through Hole | Through Hole | SMD/SMT |
| Package / Case | TO-220-2 | TO-220-2 | D2PAK (TO-263AB) |
| If Forward Current | 18 A | 18 A | 18 A |
| Vrrm Repetitive Reverse Voltage | 40 V | 45 V | 45 V |
| Vf Forward Voltage | 0.72 V | 0.72 V | 0.6 V |
| Ifsm Forward Surge Current | 1800 A | 1800 A | 1800 A |
| Configuration | Single | Single | Single |
| Technology | Si | Si | Si |
| Ir Reverse Current | 2500 uA | 2500 uA | 2500 uA |
| Minimum Operating Temperature | - 55 C | - 55 C | - 55 C |
| Maximum Operating Temperature | + 175 C | + 175 C | + 175 C |
| Packaging | Tube | Tube | Tube |
| Height | 8.89 mm | 8.89 mm | 4.83 mm |
| Length | 10.54 mm | 10.54 mm | 10.67 mm |
| Operating Temperature Range | - 55 C to + 175 C | - 55 C to + 175 C | - 55 C to + 175 C |
| Type | Schottky Diode | Schottky Diode | Schottky Diode |
| Width | 4.57 mm | 4.57 mm | 9.65 mm |
| Brand | Vishay Semiconductors | Vishay Semiconductors | Vishay Semiconductors |
| Product Type | Schottky Diodes & Rectifiers | Schottky Diodes & Rectifiers | Schottky Diodes & Rectifiers |
| Factory Pack Quantity | 50 | 50 | 50 |
| Subcategory | Diodes & Rectifiers | Diodes & Rectifiers | Diodes & Rectifiers |
| Unit Weight | 0.211644 oz | 0.211644 oz | 0.048678 oz |