SENSITRON SEMICONDUCTOR SS4954/US thru SS4996/US .
1N4978US - Zener 5W Voltage Regulator
1N4978 - Zener 5W Voltage Regulator
1N4978 - 5 WATT Voltage Regulators
1N4978P - ZENER DIODES
1N4978 - ZENER DIODES
1N4978 - 5 WATT GLASS ZENER DIODES
1N4978US - Surface Mount 5 WATT GLASS ZENER
1N4978US - 5 WATT GLASS ZENER DIODES SURFACE MOUNT
1N4978 - SILICON ZENER DIODE