| PartNumber | V18AUMLA1812H | V18AUMLA1812WA | V18AUMLA1812A |
| Description | Varistors 18V 1812 125C AUML AEC-Q200 Low Profile | Varistors 18V 1812 125C AUML AEC-Q200 Low Profile | Varistors 23V Automotive |
| Manufacturer | Littelfuse | Littelfuse | Littelfuse Inc. |
| Product Category | Varistors | Varistors | TVS - Varistors, MOVs |
| RoHS | Y | Y | - |
| Series | AUML | AUML | AUML |
| Product | MLV | - | - |
| Mounting Style | PCB Mount | PCB Mount | - |
| Termination Style | SMD/SMT | SMD/SMT | - |
| Package / Case | 1812 (4532 metric) | 1812 (4532 metric) | - |
| Voltage Rating DC | 18 VDC | - | - |
| Varistor Voltage | 23 V | - | - |
| Clamping Voltage | 40 V | - | - |
| Peak Surge Current | 5 A | 5 A | 5 A |
| Surge Energy Rating | 6 J | 6 J | 6 J |
| Minimum Operating Temperature | - 55 C | - | - |
| Maximum Operating Temperature | + 125 C | - | - |
| Qualification | AEC-Q200 | AEC-Q200 | AEC-Q200 |
| Packaging | Reel | Reel | Bulk Alternate Packaging |
| Height | 1.8 mm | 1.8 mm | 1.8 mm |
| Length | 4.5 mm | 4.5 mm | 4.5 mm |
| Type | Surface Mount Multilayer Varistor | - | - |
| Width | 3.2 mm | 3.2 mm | 3.2 mm |
| Brand | Littelfuse | Littelfuse | - |
| Product Type | Varistors | Varistors | - |
| Factory Pack Quantity | 1000 | 1000 | - |
| Subcategory | Varistors | Varistors | - |
| Package Case | - | - | 1812 (4532 Metric) |
| Mounting Type | - | - | Surface Mount, MLCV |
| Number of Circuits | - | - | 1 |
| Varistor Voltage Min | - | - | 23V |
| Varistor Voltage Typ | - | - | 27.5V |
| Varistor Voltage Max | - | - | 32V |
| Current Surge | - | - | - |
| Maximum AC Volts | - | - | 14VAC |
| Maximum DC Volts | - | - | 18VDC |
| Energy | - | - | 6.0J |
| Case Code in | - | - | 1812 |
| Case Code mm | - | - | 4532 |