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| Part Number | SM30T21AY | SM30T28AY | SM30T23AY | SM30T26AY | SM30T21CAY |
|---|---|---|---|---|---|
| Manufacturer | STMicroelectronics | STMicroelectronics | STMicroelectronics | STMicroelectronics | STMicroelectronics |
| Product Status | Active | Active | Active | Active | Active |
| Type | Zener | Zener | Zener | Zener | Zener |
| Unidirectional Channels | 1 | 1 | 1 | 1 | - |
| Bidirectional Channels | - | - | - | - | 1 |
| Voltage - Reverse Standoff (Typ) | 18V | 24V | 20V | 22V | 18V |
| Voltage - Breakdown (Min) | 20V | 26.7V | 22.2V | 24.4V | 20V |
| Voltage - Clamping (Max) @ Ipp | 29.2V | 38.9V | 32.4V | 35.5V | 29.2V |
| Current - Peak Pulse (10/1000µs) | 102.7A | 77.1A | 92.6A | 84.5A | 102.7A |
| Power - Peak Pulse | 3000W (3kW) | 3000W (3kW) | 3000W (3kW) | 3000W (3kW) | 3000W (3kW) |
| Power Line Protection | No | No | No | No | No |
| Applications | 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) |
| Mounting Type | Surface Mount | Surface Mount | Surface Mount | Surface Mount | Surface Mount |
| Package / Case | DO-214AB, SMC | DO-214AB, SMC | DO-214AB, SMC | DO-214AB, SMC | DO-214AB, SMC |
| Supplier Device Package | SMC (DO-214AB) | SMC (DO-214AB) | SMC (DO-214AB) | SMC (DO-214AB) | SMC (DO-214AB) |
