BZX55F3V9-TR

Series:	Automotive, AEC-Q101
Packaging:	Tape & Reel (TR)
Part Status:	Obsolete
Voltage - Zener (Nom) (Vz):	3.9V
Tolerance:	±1%
Power - Max:	500mW
Impedance (Max) (Zzt):	85 Ohms
Current - Reverse Leakage @ Vr:	2µA @ 1V
Voltage - Forward (Vf) (Max) @ If:	1.5V @ 200mA
Operating Temperature:	175°C
Mounting Type:	Through Hole
Package / Case:	DO-204AH, DO-35, Axial
Supplier Device Package:	DO-35

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Diodes - Zener - SingleZener diodes are a special type of diode that is designed to operate in the reverse breakdown region, meaning they are designed to conduct in the reverse direction. The BZX55F3V9-TR is a single zener diode from NXP\'s popular BZX54F, BZX55F, and BZX56F series of Zener diodes. It features a low maximum reverse current and a low maximum operating temperature for use in a wide range of applications.The BZX55F3V9-TR is a low voltage zener diode with a maximum rated reverse voltage of 3V and a maximum rated power dissipation of 500 mW. The device is offered in a SOT-23 package and is designed to eliminate noise and provide reliable voltage regulation in a variety of applications. It is ideal for use as a low-voltage reference in medical, industrial, and automotive systems.The BZX55F3V9-TR is designed to operate in a reverse breakdown region, and thus will not typically conduct at voltages below its rated reverse breakdown voltage. When a voltage is applied, electrons will flow from the n-type (negative) side to the p-type (positive) side of the diode. The voltage and current will continue to increase until the reverse breakdown voltage is reached, and then the diode will conduct with very little additional increase in voltage.The device features a low maximum reverse current and a low maximum operating temperature, which makes it suitable for use in a wide range of applications. It is widely used in low-voltage and precision applications, such as in medical devices, industrial controllers, and automotive systems. The device also offers superior ESD protection and is designed to eliminate noise and provide reliable voltage regulation.The device can be used to regulate the voltage in circuits and provides a reliable voltage source even when the power supply fluctuates. The zener diode helps to protect the circuit components from overvoltage and excessive current. The device also ensures stable load regulation and improved power supply rejection.In conclusion, the BZX55F3V9-TR is a single-side zener diode from NXP\'s popular BZX54F, BZX55F, and BZX56F series of Zener diodes. It is ideal for use as a low-voltage reference in medical, industrial, and automotive systems. The device is designed to eliminate noise and provide reliable voltage regulation in a variety of applications. It also provides superior ESD protection and helps to protect the circuit components from overvoltage and excessive current.

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