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| Part Number | SMAJ30A | SMAJ30CA | SMAJ33A | SMAJ30AH | SMAJ30H | SMAJ30C | SMAJ30 | SMAJ300 | SMAJ300A |
|---|---|---|---|---|---|---|---|---|---|
| Manufacturer | Littelfuse Inc. | Littelfuse Inc. | Bourns Inc. | Taiwan Semiconductor Corporation | Taiwan Semiconductor Corporation | Meritek | Meritek | Littelfuse Inc. | Littelfuse Inc. |
| Product Status | Active | Active | Active | Active | Active | Active | Active | Obsolete | Active |
| Type | Zener | Zener | Zener | Zener | Zener | Zener | Zener | Zener | Zener |
| Unidirectional Channels | 1 | - | 1 | 1 | 1 | - | 1 | 1 | 1 |
| Bidirectional Channels | - | 1 | - | - | - | 1 | - | - | - |
| Voltage - Reverse Standoff (Typ) | 30V | 30V | 33V | 30V | 30V | 30V | 30V | 300V | 300V |
| Voltage - Breakdown (Min) | 33.3V | 33.3V | 36.7V | 33.3V | 33.3V | 33.3V | 33.3V | 317.7V | 335V |
| Voltage - Clamping (Max) @ Ipp | 48.4V | 48.4V | 53.3V | 48.4V | 53.5V | 53.5V | 53.5V | 510.3V | 486V |
| Current - Peak Pulse (10/1000µs) | 8.3A | 8.3A | 7.5A | 8.3A | 7.5A | 7.48A | 7.48A | 800mA | 800mA |
| Power - Peak Pulse | 400W | 400W | 400W | 400W | 400W | 400W | 400W | 400W | 400W |
| Power Line Protection | No | No | No | No | No | - | - | No | No |
| Applications | General Purpose | General Purpose | General Purpose | Automotive | Automotive | General Purpose | General Purpose | General Purpose | General Purpose |
| Capacitance @ Frequency | - | - | - | - | - | - | - | - | - |
| Operating Temperature | -65°C ~ 150°C (TJ) | -65°C ~ 150°C (TJ) | -55°C ~ 150°C (TJ) | -55°C ~ 150°C (TJ) | -55°C ~ 150°C (TJ) | -55°C ~ 150°C | -55°C ~ 150°C | -65°C ~ 150°C (TJ) | -65°C ~ 150°C (TJ) |
| Mounting Type | Surface Mount | Surface Mount | Surface Mount | Surface Mount | Surface Mount | Surface Mount | Surface Mount | Surface Mount | Surface Mount |
| Package / Case | DO-214AC, SMA | DO-214AC, SMA | DO-214AC, SMA | DO-214AC, SMA | DO-214AC, SMA | DO-214AC (SMA) | DO-214AC (SMA) | DO-214AC, SMA | DO-214AC, SMA |
| Supplier Device Package | DO-214AC (SMA) | DO-214AC (SMA) | DO-214AC (SMA) | DO-214AC (SMA) | DO-214AC (SMA) | - | - | DO-214AC (SMA) | DO-214AC (SMA) |
