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| Part Number | SMA4F188AY | SMA4F18AY | SMA4F188A |
|---|---|---|---|
| Manufacturer | STMicroelectronics | STMicroelectronics | STMicroelectronics |
| Product Status | Active | Active | Active |
| Type | Zener | Zener | Zener |
| Unidirectional Channels | 1 | 1 | 1 |
| Bidirectional Channels | - | - | - |
| Voltage - Reverse Standoff (Typ) | 188V (Max) | 18V | 188V (Max) |
| Voltage - Breakdown (Min) | 209V | 20V | 209V |
| Voltage - Clamping (Max) @ Ipp | 328V | 29.2V | 328V |
| Current - Peak Pulse (10/1000µs) | 1.4A | 13.7A | 1.4A |
| Power - Peak Pulse | 400W | 400W | 400W |
| Power Line Protection | No | No | No |
| Applications | Automotive | Automotive | General Purpose |
| Capacitance @ Frequency | - | - | - |
| Operating Temperature | -55°C ~ 175°C (TJ) | -55°C ~ 175°C (TJ) | -55°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-221AC, SMA Flat Leads |
| Supplier Device Package | SMAflat | SMAflat | SMAflat |
