Unidirectional TVS diode for transient voltage suppression, featuring 400W peak pulse power and 39A peak pulse current. Offers a 28V reverse standoff voltage with a 31.4V minimum breakdown voltage and 34.7V maximum breakdown voltage. Clamping voltage is 59V, with a low leakage current of 200nA. Designed for surface mount applications in a DO-216AA package, operating from -55°C to 175°C.
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Stmicroelectronics SMM4F28A-TR technical specifications.
| Package/Case | DO-216AA |
| Clamping Voltage | 59V |
| Clamping Voltage-Max | 59V |
| Diode Type | ZENER |
| Direction | Unidirectional |
| Lead Free | Lead Free |
| Leakage Current | 200nA |
| Max Breakdown Voltage | 34.7V |
| Min Breakdown Voltage | 31.4V |
| Max Operating Temperature | 175°C |
| Min Operating Temperature | -55°C |
| Max Reverse Leakage Current | 200nA |
| Max Surge Current | 39A |
| Mount | Surface Mount |
| Number of Elements | 1 |
| Number of Unidirectional Channels | 1 |
| Operating Supply Voltage | 28V |
| Package Quantity | 12000 |
| Packaging | Tape and Reel |
| Peak Pulse Current | 39A |
| Peak Pulse Power | 400W |
| Polarity | Unidirectional |
| Power Dissipation | 400W |
| Power Line Protection | No |
| Radiation Hardening | No |
| Reverse Breakdown Voltage | 31.4V |
| Reverse Standoff Voltage | 28V |
| RoHS Compliant | Yes |
| Series | SMM4F, TRANSIL™ |
| RoHS | Compliant |
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