| Part Number | SMM4F28A-TR | SMM4F20A-TR |
|---|---|---|
| Manufacturer | STMicroelectronics | STMicroelectronics |
| Category | TVS - Diodes | TVS - Diodes |
|
|
|
| Product Status | Active | Active |
| Type | Zener | Zener |
| Unidirectional Channels | 1 | 1 |
| Bidirectional Channels | - | - |
| Voltage - Reverse Standoff (Typ) | 28V | 20V |
| Voltage - Breakdown (Min) | 31.4V | 22.8V |
| Voltage - Clamping (Max) @ Ipp | 59V | 42.8V |
| Current - Peak Pulse (10/1000µs) | 39A (8/20µs) | 54A (8/20µs) |
| Power - Peak Pulse | 400W | 400W |
| Power Line Protection | No | No |
| Applications | General Purpose | General Purpose |
| Capacitance @ Frequency | - | - |
| Operating Temperature | -55°C ~ 175°C (TJ) | -55°C ~ 175°C (TJ) |
| Mounting Type | Surface Mount | Surface Mount |
| Package / Case | DO-216AA | DO-222AA |
| Supplier Device Package | DO-216AA | DO222-AA |