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| Part Number | SM8S28A-Q | SM8SF28A-Q | SM8S28CA-Q | SM8S18A-Q | SM8S20A-Q | SM8S22A-Q | SM8S24A-Q | SM8S26A-Q |
|---|---|---|---|---|---|---|---|---|
| Manufacturer | Bourns Inc. | Bourns Inc. | Bourns Inc. | Bourns Inc. | Bourns Inc. | Bourns Inc. | Bourns Inc. | Bourns Inc. |
| Product Status | Active | Active | Active | Active | Active | Active | Active | Active |
| Type | Zener | Zener | Zener | Zener | Zener | Zener | Zener | Zener |
| Unidirectional Channels | 1 | 1 | - | 1 | 1 | 1 | 1 | 1 |
| Bidirectional Channels | - | - | 1 | - | - | - | - | - |
| Voltage - Reverse Standoff (Typ) | 28V | 28V | 28V | 18V | 20V | 22V | 24V | 26V |
| Voltage - Breakdown (Min) | 31.1V | 31.1V | 31.1V | 20V | 22.2V | 24.4V | 26.7V | 28.9V |
| Voltage - Clamping (Max) @ Ipp | 45.4V | 45.4V | 45.4V | 29.2V | 32.4V | 35.5V | 38.9V | 42.1V |
| Current - Peak Pulse (10/1000µs) | 145A | 154A | 145A | 226A | 204A | 186A | 170A | 157A |
| Power - Peak Pulse | 6600W (6.6kW) | 7000W (7kW) | 6600W (6.6kW) | 6600W (6.6kW) | 6600W (6.6kW) | 6600W (6.6kW) | 6600W (6.6kW) | 6600W (6.6kW) |
| Power Line Protection | No | No | No | No | No | No | No | No |
| Applications | Automotive | Automotive | Automotive | Automotive | Automotive | Automotive | Automotive | Automotive |
| 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) | -55°C ~ 175°C (TJ) |
| Mounting Type | Surface Mount | Surface Mount | Surface Mount | Surface Mount | Surface Mount | Surface Mount | Surface Mount | Surface Mount |
| Package / Case | DO-218AB | 2-LDFN | DO-218AB | DO-218AB | DO-218AB | DO-218AB | DO-218AB | DO-218AB |
| Supplier Device Package | DO-218 | 2-DFN (8.1x10.5) | DO-218 | DO-218 | DO-218 | DO-218 | DO-218 | DO-218 |
