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We are using 4.7/3W stud type zener diode for our product. specification of stud type zener: Zener Voltage: 4.7 V Voltage Tolerance:+/- 6% Zener Current: 580 mA Power Dissipation: 3 W Maximum Reverse Leakage Current: 50 uA Maximum Zener Impedance: 3 Ohms Maximum Operating Temperature: 150 C Minimum Operating Temperature: - 40 C Mounting Style: Stud We have searched similar zener from ON semi. part no.1N5917BRLG ,which is 4.7/3W. Can we replace our existing zener diode with this ON semi. zener diode.? Thanks in advance.

Based on your description our 4.7V zener diode 1N5917BRLG can be used as a similar replacement.
Please refer to our datasheet 1N5917B , 3 W DO−41 Surmetic 30 Zener Voltage Regulators.

Answered by:
ON Semiconductor
2014-03-31 11:20:36.634