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