31. TVS Diode for 3.3V GPIO ESD Protection

✅ Manufacturer: Littelfuse Inc., which satisfies the AVL requirement.
✅ Component type/category: TVS diode in DigiKey Circuit Protection → Transient Voltage Suppressors (TVS) → TVS Diodes.
✅ Bidirectional Channels: 1, matching the requirement for bidirectional ESD protection on a single GPIO line.
✅ Voltage - Reverse Standoff: 5V, which is within the required 5V to 6.5V range and suitable for 3.3V GPIO.
✅ Voltage - Clamping: 19.6V, which meets the requirement of ≤20V.
✅ Capacitance: 2.5pF @ 1MHz, well below the ≤50pF limit.
✅ Mounting Type: Surface Mount, as required.
✅ Package / Case: SC-76, SOD-323; supplier device package is SOD-323, satisfying the package requirement.
✅ Operating Temperature: -40°C to 125°C, matching the required industrial temperature range.
✅ RoHS Compliance: ROHS3 Compliant, satisfying the RoHS requirement.

All listed requirements are satisfied. This component is approved for 3.3V GPIO ESD protection.