✅ Manufacturer: Littelfuse Inc., which satisfies the AVL requirement.
✅ Component type/category: TVS diode in DigiKey TVS Diodes category, suitable for transient suppression on a 12V automotive supply line.
✅ Unidirectional Channels: 1, matches the requirement for a DC power rail.
✅ Voltage - Reverse Standoff (Typ): 18.8V, within the required 18V to 22V range.
✅ Voltage - Clamping (Max) @ Ipp: 30.6V, which is below the maximum allowed 38V and provides adequate downstream protection.
✅ Power - Peak Pulse: 600W, meets the minimum required 600W.
✅ Qualification: AEC-Q101, satisfies the automotive reliability requirement.
✅ Mounting Type: Surface Mount, matches requirement.
✅ Package / Case: DO-214AA, SMB, matches the required SMB package.
✅ Operating Temperature: -65°C to 175°C, exceeds the required -40°C to +125°C range.
✅ RoHS Compliance: ROHS3 Compliant, satisfies the RoHS requirement.
All listed requirements are satisfied. This component is approved for the specified automotive 12V supply line TVS protection application.