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| Part Number | SM8S40A-Q | SM8S43A-Q | SM8S40CA-Q | SM8S30A-Q |
|---|---|---|---|---|
| Manufacturer | Bourns Inc. | Bourns Inc. | Bourns Inc. | Bourns Inc. |
| Product Status | Active | Active | Active | Active |
| Type | Zener | Zener | Zener | Zener |
| Unidirectional Channels | 1 | 1 | - | 1 |
| Bidirectional Channels | - | - | 1 | - |
| Voltage - Reverse Standoff (Typ) | 40V | 43V | 40V | 30V |
| Voltage - Breakdown (Min) | 44.4V | 47.8V | 44.4V | 33.3V |
| Voltage - Clamping (Max) @ Ipp | 64.5V | 69.4V | 64.5V | 48.4V |
| Current - Peak Pulse (10/1000µs) | 102A | 95A | 102A | 136A |
| Power - Peak Pulse | 6600W (6.6kW) | 6600W (6.6kW) | 6600W (6.6kW) | 6600W (6.6kW) |
| Power Line Protection | No | No | No | No |
| Applications | 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) |
| Mounting Type | Surface Mount | Surface Mount | Surface Mount | Surface Mount |
| Package / Case | DO-218AB | DO-218AB | DO-218AB | DO-218AB |
| Supplier Device Package | DO-218 | DO-218 | DO-218 | DO-218 |
