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| Part Number | SMA4F40AY | SMA4F70AY | SMA4F48AY | SMA4F10AY | SMA4F20AY | SMA4F30AY | SMA4F40A |
|---|---|---|---|---|---|---|---|
| Manufacturer | STMicroelectronics | STMicroelectronics | STMicroelectronics | STMicroelectronics | STMicroelectronics | STMicroelectronics | STMicroelectronics |
| Product Status | Active | Active | Active | Active | Active | Active | Active |
| Type | Zener | Zener | Zener | Zener | Zener | Zener | Zener |
| Unidirectional Channels | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
| Bidirectional Channels | - | - | - | - | - | - | - |
| Voltage - Reverse Standoff (Typ) | 40V (Max) | 70V (Max) | 48V (Max) | 10V | 20V | 30V | 40V (Max) |
| Voltage - Breakdown (Min) | 44.4V | 77.9V | 53.2V | 11.1V | 22.2V | 33.2V | 44.4V |
| Voltage - Clamping (Max) @ Ipp | 84V | 113V | 100V | 17V | 32.4V | 48.4V | 84V |
| Current - Peak Pulse (10/1000µs) | 27A (8/20µs) | 3.5A | 23A (8/20µs) | 23.5A | 12.3A | 8.3A | 27A (8/20µs) |
| Power - Peak Pulse | 400W | 400W | 400W | 400W | 400W | 400W | 400W |
| Power Line Protection | No | No | No | No | No | No | No |
| Applications | Automotive | Automotive | Automotive | Automotive | Automotive | Automotive | General Purpose |
| Capacitance @ Frequency | - | - | - | - | - | - | - |
| Operating Temperature | -55°C ~ 175°C (TJ) | -55°C ~ 175°C (TJ) | -55°C ~ 175°C (TJ) | -55°C ~ 175°C (TJ) | -55°C ~ 175°C (TJ) | -55°C ~ 175°C (TJ) | -55°C ~ 175°C (TJ) |
| Mounting Type | Surface Mount | Surface Mount | Surface Mount | Surface Mount | Surface Mount | Surface Mount | Surface Mount |
| Package / Case | DO-221AC, SMA Flat Leads | DO-221AC, SMA Flat Leads | DO-221AC, SMA Flat Leads | DO-221AC, SMA Flat Leads | DO-221AC, SMA Flat Leads | DO-221AC, SMA Flat Leads | DO-221AC, SMA Flat Leads |
| Supplier Device Package | SMAflat | SMAflat | SMAflat | SMAflat | SMAflat | SMAflat | SMAflat |
