
Unidirectional Transient Voltage Suppressor (TVS) diode in SMB package, offering 600W peak pulse power and 20.5A peak pulse current. Features an 18V reverse standoff voltage, 20V reverse breakdown voltage, and 29.2V clamping voltage. Designed for ESD protection, this halogen-free, lead-free component operates from -65°C to 150°C with a low leakage current of 5uA.
Checking distributor stock and pricing after the page loads.
Sign in to ask questions about the Onsemi 1SMB18AT3G 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 | SMB |
| Clamping Voltage | 29.2V |
| Clamping Voltage-Max | 29.2V |
| Diode Type | ZENER |
| Direction | Unidirectional |
| ESD Protection | Yes |
| Halogen Free | Halogen Free |
| Height | 2.28mm |
| Lead Free | Lead Free |
| Leakage Current | 5uA |
| Length | 4.6mm |
| Max Breakdown Voltage | 22.1V |
| Min Breakdown Voltage | 20V |
| Max Operating Temperature | 150°C |
| Min Operating Temperature | -65°C |
| Max Reverse Leakage Current | 5uA |
| Max Surge Current | 20.5A |
| Number of Channels | 1 |
| Number of Elements | 1 |
| Number of Unidirectional Channels | 1 |
| Operating Supply Voltage | 18V |
| Package Quantity | 1 |
| Packaging | Tape and Reel |
| Peak Pulse Current | 20.5A |
| Peak Pulse Power | 600W |
| Polarity | Unidirectional |
| Power Dissipation | 600W |
| Power Line Protection | No |
| Radiation Hardening | No |
| Reach SVHC Compliant | No |
| Reverse Breakdown Voltage | 20V |
| Reverse Standoff Voltage | 18V |
| RoHS Compliant | Yes |
| Termination | SMD/SMT |
| DC Rated Voltage | 18V |
| Width | 3.95mm |
| RoHS | Compliant |
Download the complete datasheet for Onsemi 1SMB18AT3G to view detailed technical specifications.
The embedded preview will load automatically when this section scrolls into view.