1N5985D

Series:	--
Packaging:	Bulk
Part Status:	Active
Voltage - Zener (Nom) (Vz):	2.4V
Tolerance:	±1%
Power - Max:	500mW
Impedance (Max) (Zzt):	100 Ohms
Current - Reverse Leakage @ Vr:	100µA @ 1V
Voltage - Forward (Vf) (Max) @ If:	1.1V @ 200mA
Operating Temperature:	-65°C ~ 175°C
Mounting Type:	Through Hole
Package / Case:	DO-204AH, DO-35, Axial
Supplier Device Package:	DO-35

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1N5985D Diodes Application Field and Working Principle The 1N5985D is a small-signal zener diode usually made with silicon. Part of the family of single-diode zener diodes, it has the 1N5985D part number, where the ‘1N’ denotes its type, and the ‘5985’ gives its specific designation. The ‘D’, on the other hand, stands for the packaging: DO-41.The 1N5985D is a standard, off-the-shelf diodes solution for any application that could require it. It can be found in components lists for other circuits and systems, like a voltage regulator, voltage multiplier, ESD protection, and clamping protection. It is also a common choice for powering analog to digital converters, multiplexers, and many other electronic systems.The main function of a 1N5985D diode is to provide stable voltages, while also limiting excessive voltage and current levels. Its maximum allowable current is 200mA, while its nominal zener voltage ranges from 9.1 to 11.2V.The 1N5985D zener diode works by allowing a small amount of current to flow through it and redirecting it to the positive side. Being a semiconductor, the 1N5985D also has an inherent breakdown voltage, which allows it to limit the voltage passed through it. In the event of overvoltage, the diode will ‘break down’ and clamp the load. In addition to its important function as a voltage regulator, the 1N5985D also provides protection for systems in the form of electrostatic discharge (ESD) and electromagnetic interference (EMI). It is able to block any unwanted or undesired signals from the load and prevents any interference from affecting the load’s performance. The 1N5985D is an integral part of many digital systems, where it provides a stable voltage source and protection. It is used in digital systems as an output driver, an ESD protection device, an EMI suppression filter, as well as a clamping device.In summary, the 1N5985D zener diode is a reliable and cost-effective solution for any application requiring voltage regulation and protection. It is able to dissipate a large amount of current while also providing reliable voltage clamping and protection from outside interference. For these reasons, the 1N5985D is a popular choice in many electronic systems and circuits.

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