STMicroelectronics · TVS Diodes
SM4T82AY
TVS DIODE 70VWM 146VC SMA
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SM4T82AY specifications
Recorded source facts. Missing values are kept explicit; verify the exact manufacturer document before design approval.
| Manufacturer | STMicroelectronics |
|---|---|
| Ordering code | SM4T82AY |
| Family | TVS Diodes |
| Package | DO-214AC, SMA |
| Product Status | Active |
| Type | Zener |
| Unidirectional Channels | 1 |
| Bidirectional Channels | Not provided in source |
| Voltage - Reverse Standoff (Typ) | 70V |
| Voltage - Breakdown (Min) | 77.8V |
| Voltage - Clamping (Max) @ Ipp | 146V |
| Current - Peak Pulse (10/1000µs) | 16A (8/20µs) |
| Power - Peak Pulse | 400W |
| Power Line Protection | No |
| Applications | Automotive |
| Capacitance @ Frequency | Not provided in source |
| Operating Temperature | -55°C ~ 150°C (TJ) |
| Mounting Type | Surface Mount |
| Package / Case | DO-214AC, SMA |
| Supplier Device Package | SMA (DO-214AC) |
Documents and evidence
SM4T82AY ↗Before sourcing SM4T82AY
- Identify the firmware and board baseline
- Check flash, RAM and required peripherals
- Review pin assignment and supply limits
- Keep the full temperature and package suffix
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