The 1SMA28AT3 is a surface mount zener diode with a minimum breakdown voltage of 31.1V and a maximum clamping voltage of 45.4V. It has a maximum surge current of 8.8A and operates over a temperature range of -65°C to 150°C. This device is not RoHS compliant and contains lead, making it unsuitable for lead-free applications.
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Onsemi 1SMA28AT3 technical specifications.
| Package/Case | SMA |
| Clamping Voltage | 45.4V |
| Diode Type | ZENER |
| Lead Free | Contains Lead |
| Min Breakdown Voltage | 31.1V |
| Max Operating Temperature | 150°C |
| Min Operating Temperature | -65°C |
| Max Surge Current | 8.8A |
| Mount | Surface Mount |
| Number of Channels | 1 |
| Number of Unidirectional Channels | 1 |
| Operating Supply Voltage | 28V |
| Package Quantity | 5000 |
| Packaging | Tape and Reel |
| Peak Pulse Current | 8.8A |
| Peak Pulse Power | 400W |
| Polarity | Unidirectional |
| Power Line Protection | No |
| Reverse Standoff Voltage | 28V |
| RoHS Compliant | No |
| Termination | SMD/SMT |
| RoHS | Not Compliant |
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