Unidirectional TVS diode for surge suppression, featuring a 18V reverse standoff voltage and 20V minimum breakdown voltage, rising to 22.1V maximum. Offers a 29.2V clamping voltage with 200W peak pulse power dissipation and 6.8A peak pulse current handling. Designed for surface mount applications with a temperature range of -55°C to 150°C.
MountingSurface Mount
PolarityUnidirectional
Power200W
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Technical Specifications
Littelfuse SMF18A technical specifications.
General
| Clamping Voltage | 29.2V |
| Clamping Voltage-Max | 29.2V |
| Diode Type | ZENER |
| Direction | Unidirectional |
| Lead Free | Lead Free |
| Max Breakdown Voltage | 22.1V |
| Min Breakdown Voltage | 20V |
| Max Operating Temperature | 150°C |
| Min Operating Temperature | -55°C |
| Max Reverse Leakage Current | 1uA |
| Max Surge Current | 6.8A |
| Mount | Surface Mount |
| Number of Channels | 1 |
| Number of Unidirectional Channels | 1 |
| Packaging | Tape and Reel |
| Peak Pulse Current | 6.8A |
| Peak Pulse Power | 200W |
| Polarity | Unidirectional |
| Power Dissipation | 200W |
| Power Line Protection | No |
| Reverse Standoff Voltage | 18V |
| Reverse Voltage | 18V |
| RoHS Compliant | Yes |
| Series | SMF |
| Termination | SMD/SMT |
Compliance
| RoHS | Compliant |
Datasheet
Littelfuse SMF18A Datasheet
Download the complete datasheet for Littelfuse SMF18A to view detailed technical specifications.
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