| Manufacturer | Part Number | Description |
|---|---|---|
| 1N4993US | 5 WATT GLASS ZENER DIODES SURFACE MOUNT | |
| 1N4993 | ZENER DIODES | |
Microsemi (now Microchip Technology)
| 1N4993 | 5 WATT GLASS ZENER DIODES |
| 1N4993P | ZENER DIODES | |
Microsemi (now Microchip Technology)
| 1N4993US | Surface Mount 5 WATT GLASS ZENER |
| 1N4993 | Zener 5W Voltage Regulator | |
| 1N4993US | Zener 5W Voltage Regulator |