Bidirectional Zener transient voltage suppressor diode in SMA package, offering 400W peak pulse power and 13.7A peak pulse current. Features 18V reverse standoff voltage, 20V minimum breakdown voltage, and 29.2V clamping voltage. Designed for surge suppression with ESD protection, operating from -65°C to 150°C. This lead-free, halogen-free component is RoHS compliant and suitable for automotive applications.
Checking distributor stock and pricing after the page loads.
Sign in to ask questions about the Onsemi 1SMA18CAT3G datasheet using AI. Get instant answers about specifications, features, and technical details, ideal for finding information in larger documents.
Sign In to ChatWidest selection of semiconductors and electronic components in stock and ready to ship ™
| Package/Case | SMA |
| Clamping Voltage | 29.2V |
| Clamping Voltage-Max | 29.2V |
| Contact Plating | Tin, Matte |
| Diode Type | ZENER |
| Direction | Bidirectional |
| ESD Protection | Yes |
| Halogen Free | Halogen Free |
| Height | 2.2mm |
| Lead Free | Lead Free |
| Length | 4.57mm |
| Max Breakdown Voltage | 22.11V |
| Min Breakdown Voltage | 20V |
| Max Operating Temperature | 150°C |
| Min Operating Temperature | -65°C |
| Max Power Dissipation | 400W |
| Max Reverse Leakage Current | 2.5uA |
| Max Surge Current | 13.7A |
| Number of Bidirectional Channels | 1 |
| Number of Channels | 1 |
| Operating Supply Voltage | 18V |
| Package Quantity | 1 |
| Packaging | Tape and Reel |
| Peak Pulse Current | 13.7A |
| Peak Pulse Power | 400W |
| Polarity | Bidirectional |
| Power Dissipation | 400W |
| Power Line Protection | No |
| Reverse Standoff Voltage | 18V |
| RoHS Compliant | Yes |
| Series | Automotive, AEC-Q101 |
| Termination | SMD/SMT |
| Width | 2.92mm |
| RoHS | Compliant |
Download the complete datasheet for Onsemi 1SMA18CAT3G to view detailed technical specifications.
The embedded preview will load automatically when this section scrolls into view.
