Unidirectional Transient Voltage Suppressor (TVS) diode in a DO-214AC (SMA) surface mount package. Features 400W peak pulse power dissipation and 59A peak pulse current handling. Offers 18V reverse standoff voltage with a 20V minimum breakdown voltage and 39.3V clamping voltage. Operates across a wide temperature range of -55°C to 150°C with low leakage current.
PackageDO-214AC
Capacitance800pF
MountingSurface Mount
PolarityUnidirectional
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Technical Specifications
Stmicroelectronics SMAJ18A-TR technical specifications.
General
| Capacitance | 800pF |
| Package/Case | DO-214AC |
| Clamping Voltage | 39.3V |
| Clamping Voltage-Max | 39.3V |
| Diode Type | ZENER |
| Direction | Unidirectional |
| Height | 2.25mm |
| Lead Free | Lead Free |
| Leakage Current | 200nA |
| Length | 4.6mm |
| Max Breakdown Voltage | 21.1V |
| Min Breakdown Voltage | 20V |
| Max Operating Temperature | 150°C |
| Min Operating Temperature | -55°C |
| Max Power Dissipation | 3.3W |
| Max Reverse Leakage Current | 200nA |
| Max Surge Current | 13.7A |
| Mount | Surface Mount |
| 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 | 59A |
| Peak Pulse Power | 400W |
| Polarity | Unidirectional |
| Power Dissipation | 400W |
| Power Line Protection | No |
| Radiation Hardening | No |
| Reach SVHC Compliant | No |
| Reverse Breakdown Voltage | 20V |
| Reverse Standoff Voltage | 18V |
| RoHS Compliant | Yes |
| Series | SMAJ, TRANSIL™ |
| Termination | SMD/SMT |
| DC Rated Voltage | 18V |
| Width | 2.9mm |
Compliance
| RoHS | Compliant |
Datasheet
Stmicroelectronics SMAJ18A-TR Datasheet
Download the complete datasheet for Stmicroelectronics SMAJ18A-TR to view detailed technical specifications.
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