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| Part Number | SMTYF12A | SMTYF18A | SMTY12A |
|---|---|---|---|
| Manufacturer | STMicroelectronics | STMicroelectronics | STMicroelectronics |
| Product Status | Obsolete | Obsolete | Obsolete |
| Type | Zener | Zener | Zener |
| Unidirectional Channels | 1 | 1 | 1 |
| Bidirectional Channels | - | - | - |
| Voltage - Reverse Standoff (Typ) | 12V | 18V | 12V |
| Voltage - Breakdown (Min) | 13.2V | - | 13.2V |
| Voltage - Clamping (Max) @ Ipp | 22.9V | - | 18.5V |
| Current - Peak Pulse (10/1000µs) | 157A (8/20µs) | - | 31A |
| Power - Peak Pulse | 600W | 600W | 600W |
| Power Line Protection | No | No | No |
| Applications | General Purpose | General Purpose | General Purpose |
| Capacitance @ Frequency | - | - | - |
| Operating Temperature | -40°C ~ 175°C (TJ) | -40°C ~ 175°C (TJ) | - |
| Mounting Type | Surface Mount | Surface Mount | Surface Mount |
| Package / Case | DO-221AC, SMA Flat Leads | DO-221AC, SMA Flat Leads | DO-214AC, SMA |
| Supplier Device Package | SMA | SMA | SMA (DO-214AC) |
