BZT52-B3V6J

Series:	Automotive, AEC-Q101
Packaging:	Tape & Reel (TR)
Part Status:	Active
Voltage - Zener (Nom) (Vz):	3.6V
Tolerance:	±1.94%
Power - Max:	590mW
Impedance (Max) (Zzt):	95 Ohms
Current - Reverse Leakage @ Vr:	5µA @ 1V
Voltage - Forward (Vf) (Max) @ If:	900mV @ 10mA
Operating Temperature:	-55°C ~ 150°C (TA)
Mounting Type:	Surface Mount
Package / Case:	SOD-123
Supplier Device Package:	SOD-123

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A BZT52-B3V6J is a Zener diode, which is a type of diode used for voltage regulation. It is a single diode, composed of a semiconductor junction between a P-type material and an N-type material. When a voltage is applied to the diode, a small amount of current flows through it. As the voltage increases, the current starts to increase exponentially until the Zener Voltage is reached. Once it reaches the Zener voltage, the voltage across the diode remains constant despite further increases in the voltage applied to it. This phenomenon is known as Zener breakdown.The BZT52-B3V6J Zener diode has a Zener voltage of 3.6V with a maximum reverse voltage of 5.2V, a forward voltage of 0.8V, and a maximum power dissipation of 500mW. It is a popular device due to its small size, low cost and ease of use. It is commonly used in voltage regulation circuits in various consumer devices, such as televisions, digital cameras, cell phones, and portable audio players.The most common application of a BZT52-B3V6J Zener diode is voltage regulation. In a voltage regulation circuit, the diode is used to maintain a steady voltage by providing a small amount of current to a load. This current is provided by passing a larger current through the diode, which is limited by the Zener Voltage. Any voltage above the Zener Voltage is blocked from reaching the load. This allows a consistent voltage to be supplied to the load, regardless of fluctuations in the applied voltage.Another application for a BZT52-B3V6J Zener diode is as a reverse polarity protection device. In this application, the diode is used to protect electronics from damage due to incorrect polarity connection. When a voltage is applied with the wrong polarity, the diode will block any current flow, thus preventing damage to the electronics. BZT52-B3V6J Zener diodes can also be used to limit the maximum current in a circuit. This is done by adding the diode in series with the load and then adjusting the Zener voltage of the diode so that it matches the maximum voltage needed by the load. As current flows through the diode, the voltage across it will increase until it reaches the Zener Voltage. Once it reaches the Zener Voltage, no further current will flow, thus limiting the current to the desired level.Finally, BZT52-B3V6J Zener diodes can be used for logic level shifting. This is done by connecting the diode to both the high voltage and low voltage lines. When the voltage on the high voltage line drops below the Zener Voltage, the diode will conduct, allowing current to flow from the low voltage line to the high voltage line. This will pull the voltage on the high voltage line up to the Zener Voltage, thus shifting the logic level.In summary, the BZT52-B3V6J is a popular Zener diode with a Zener voltage of 3.6V and a maximum reverse voltage of 5.2V. It is used in a variety of applications, such as voltage regulation and reverse polarity protection, current limiting, and logic level shifting. It is a versatile device that can be used in a multitude of electronics applications.

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