| PartNumber | DST1040S | DST1045S | DST1040S-A |
| Description | Schottky Diodes & Rectifiers 40V 10A | Schottky Diodes & Rectifiers 45V 10A | Schottky Diodes & Rectifiers 10A 40V TO-277B |
| Manufacturer | Littelfuse | Littelfuse | Littelfuse |
| Product Category | Schottky Diodes & Rectifiers | Schottky Diodes & Rectifiers | Schottky Diodes & Rectifiers |
| RoHS | Y | Y | Y |
| Product | Schottky Rectifiers | Schottky Rectifiers | Schottky Rectifiers |
| Mounting Style | SMD/SMT | SMD/SMT | SMD/SMT |
| Package / Case | TO-277B-3 | TO-277B-3 | TO-277B-3 |
| If Forward Current | 10 A | 10 A | 10 A |
| Vrrm Repetitive Reverse Voltage | 45 V | 45 V | 40 V |
| Vf Forward Voltage | 490 mV | 490 mV | 490 mV |
| Ifsm Forward Surge Current | 150 A | 150 A | 150 A |
| Configuration | Single | Single | Single |
| Technology | Si | Si | - |
| Ir Reverse Current | 800 uA | 800 uA | 17 uA |
| Minimum Operating Temperature | - 55 C | - 55 C | - 55 C |
| Maximum Operating Temperature | + 150 C | + 150 C | + 150 C |
| Series | DST | DST | DST |
| Packaging | Reel | Reel | Reel |
| Brand | Littelfuse | Littelfuse | Littelfuse |
| Product Type | Schottky Diodes & Rectifiers | Schottky Diodes & Rectifiers | Schottky Diodes & Rectifiers |
| Factory Pack Quantity | 5000 | 5000 | 5000 |
| Subcategory | Diodes & Rectifiers | Diodes & Rectifiers | Diodes & Rectifiers |
| Vr Reverse Voltage | 45 V | 45 V | - |
| Unit Weight | 0.002822 oz | 0.002822 oz | 0.002822 oz |