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| Part Number | 1KSMB18C | 1KSMB18CA | 1KSMB11C | 1KSMB15C | 1KSMB18 | 1KSMB18A |
|---|---|---|---|---|---|---|
| Manufacturer | Littelfuse Inc. | Littelfuse Inc. | Littelfuse Inc. | Littelfuse Inc. | Littelfuse Inc. | Littelfuse Inc. |
| Product Status | Obsolete | Active | Obsolete | Obsolete | Obsolete | Active |
| Type | Zener | Zener | Zener | Zener | Zener | Zener |
| Unidirectional Channels | - | - | - | - | 1 | 1 |
| Bidirectional Channels | 1 | 1 | 1 | 1 | - | - |
| Voltage - Reverse Standoff (Typ) | 15.3V | 15.3V | 9.4V | 12.8V | 15.3V | 15.3V |
| Voltage - Breakdown (Min) | 16.2V | 17.1V | 9.95V | 13.55V | 16.2V | 17.1V |
| Voltage - Clamping (Max) @ Ipp | 26.78V | 25.5V | 16.38V | 22.26V | 26.78V | 25.5V |
| Current - Peak Pulse (10/1000µs) | 39.2A | 39.2A | 64.1A | 47.2A | 39.2A | 39.2A |
| Power - Peak Pulse | 1000W (1kW) | 1000W (1kW) | 1000W (1kW) | 1000W (1kW) | 1000W (1kW) | 1000W (1kW) |
| Power Line Protection | No | No | No | No | No | No |
| Applications | General Purpose | General Purpose | General Purpose | General Purpose | General Purpose | General Purpose |
| Capacitance @ Frequency | - | - | - | - | - | - |
| Operating Temperature | -55°C ~ 150°C (TJ) | -55°C ~ 150°C (TJ) | -55°C ~ 150°C (TJ) | -55°C ~ 150°C (TJ) | -55°C ~ 150°C (TJ) | -55°C ~ 150°C (TJ) |
| Mounting Type | Surface Mount | Surface Mount | Surface Mount | Surface Mount | Surface Mount | Surface Mount |
| Package / Case | DO-214AA, SMB | DO-214AA, SMB | DO-214AA, SMB | DO-214AA, SMB | DO-214AA, SMB | DO-214AA, SMB |
| Supplier Device Package | DO-214AA (SMBJ) | DO-214AA (SMBJ) | DO-214AA (SMBJ) | DO-214AA (SMBJ) | DO-214AA (SMBJ) | DO-214AA (SMBJ) |
