| Manufacturer | Part Number | Description |
|---|---|---|
Littelfuse
| SZ1SMB18AT3G | TVS Diodes |
| 1SMB18A | SURFACE MOUNT SILICON UNI-DIRECTIONAL GLASS PASSIVATED JUNCTION TRANSIENT VOLTAGE SUPPRESSORS | |
Motorola Semiconductor (now NXP Semiconductors)
| 1SMB18AT3 | PLASTIC SURFACE MOUNT ZENER OVERVOLTAGE TRANSIENT SUPPRESSORS |
Sunmate
| 1SMB18A | SURFACE MOUNT TRANSIENT VOLAGE SUPPESSOR DIODE |
Littelfuse
| 1SMB18AT3G | 600 Watt Peak Power Zener TVS |