The recommended operating temperature range for the 1N4743A is -65°C to +175°C.
To ensure stable zener operation, the 1N4743A should be biased with a minimum current of 1 mA and a maximum current of 30 mA, and the voltage across the diode should be within the specified zener voltage range.
The maximum power dissipation of the 1N4743A is 500 mW.
While the 1N4743A can be used as a voltage regulator, it is not recommended as it is not designed for that purpose. The 1N4743A is a zener diode intended for voltage reference and voltage stabilization applications.
To prevent electrostatic discharge (ESD) damage, handle the 1N4743A with ESD-protective equipment, such as wrist straps and mats, and avoid touching the device's pins or leads.
Trust Checks
This model has been built in collaboration with the manufacturer.
Manufacturer Collaborated
This model has been verified by system checks.
System Verified
This model has been reviewed by community users.
Community Approved
Sponsored
1N4743A Overview
Use the download button to access the 1N4743A schematic symbol, PCB footprint, and 3D model.
To find more CAD model downloads similar to this part, try a partial part number search, like 1N474,
or try a keyword search, such as Zener Diodes
Suggested Parts
If you searched for 1N4743A, you might also be interested in these parts: