1N4464US

Series:	--
Packaging:	Bulk
Part Status:	Active
Voltage - Zener (Nom) (Vz):	9.1V
Tolerance:	±4.95%
Power - Max:	1.5W
Impedance (Max) (Zzt):	4 Ohms
Current - Reverse Leakage @ Vr:	300nA @ 5.46V
Operating Temperature:	-55°C ~ 175°C
Mounting Type:	Surface Mount
Package / Case:	SQ-MELF
Supplier Device Package:	--

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1N4464US application field and working principleIntroduction1N4464US is a Zener diode, a kind of diode that works very differently from traditional diodes. It is used in many applications in the electronics engineering field. It has a reverse breakdown voltage of 7.5V and is specified with very low leakage current.1N4464US also provides fast dynamic resistance and nearly zero zener noise. It is also ideal for on-chip thermal protection applications due to its low thermal resistance. This article provides an in-depth look at the application fields and working principle of 1N4464US.Application fields of 1N4464US1N4464US is mostly used in logic level shifting, voltage regulation and voltage references. The functionality and performance characteristics of 1N4464US makes it an ideal choice for integrated circuits as well as for high voltage power circuit design.Logic level shifting is an important application of 1N4464US. This diode can be used to convert logic signals from one logic family to another. It works by allowing a current flow when the voltage is above a certain threshold. This logic level shifting ability is useful in numerous integrated circuit designs.The 1N4464US is also something of a voltage regulator, as it can help keep the voltage within a fixed range, thus providing stability and reliability. By using this diode, a designer is able to maintain a stable voltage in a circuit, ensuring that it works without any unwanted fluctuations.1N4464US can also be used to create stable and accurate voltage references. The diode’s ability to behave predictably when exposed to different voltage levels makes it perfect for precision voltage reference applications.Working principle of 1N4464USThe 1N4464US operates on the principle of reverse breakdown voltage. This means that when the reverse voltage of the diode is above the specified value, the diode’s resistance drops abruptly, allowing a large current flow. This is the reverse breakdown voltage of a Zener diode, which is determined by an internal doping process.When the voltage of the diode is below the reverse breakdown voltage, it behaves as an open switch, preventing current flow through the diode. This is the nature of a traditional diode.When the voltage level reaches the breakdown voltage, the impedance of the diode reduces drastically, providing a stable voltage reference. This is the main principle behind logic level shifting, voltage regulation and voltage reference applications.Conclusion1N4464US is a Zener diode with a reverse breakdown voltage of 7.5V and very low leakage current. It is widely used in integrated circuit designs for its superior performance in logic level shifting, voltage regulation and voltage reference applications. The working principle of 1N4464US is based on the reverse breakdown voltage, where the impedance drops sharply when the voltage reaches the specified breakdown voltage.

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