| Manufacturer | Part Number | Description |
|---|---|---|
Motorola Semiconductor (now NXP Semiconductors) |
1SMA18CAT3 | Zener Transient Voltage Suppressors |
| 1SMA18CAT3G | 400 Watt Peak Power Zener Transient Voltage Suppressors | |
Littelfuse |
1SMA18CAT3G | TVS Diodes |