| Part Number | 1SMB120AT3G | 1SMB20AT3G |
|---|---|---|
| Manufacturer | Littelfuse Inc. | Littelfuse Inc. |
| Category | TVS - Diodes | TVS - Diodes |
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| Product Status | Obsolete | Obsolete |
| Type | Zener | Zener |
| Unidirectional Channels | 1 | 1 |
| Bidirectional Channels | - | - |
| Voltage - Reverse Standoff (Typ) | 120V | 20V |
| Voltage - Breakdown (Min) | 133V | 22.2V |
| Voltage - Clamping (Max) @ Ipp | 193V | 32.4V |
| Current - Peak Pulse (10/1000µs) | 3.1A | 18.5A |
| Power - Peak Pulse | 600W | 600W |
| Power Line Protection | No | No |
| Applications | General Purpose | General Purpose |
| Capacitance @ Frequency | 160pF @ 1MHz | 790pF @ 1MHz |
| Operating Temperature | -65°C ~ 150°C (TJ) | -65°C ~ 150°C (TJ) |
| Mounting Type | Surface Mount | Surface Mount |
| Package / Case | DO-214AA, SMB | DO-214AA, SMB |
| Supplier Device Package | SMB | SMB |