BZX55C20-TR

Series:	Automotive, AEC-Q101
Packaging:	Tape & Reel (TR)
Part Status:	Active
Voltage - Zener (Nom) (Vz):	20V
Tolerance:	±5%
Power - Max:	500mW
Impedance (Max) (Zzt):	55 Ohms
Current - Reverse Leakage @ Vr:	100nA @ 15V
Voltage - Forward (Vf) (Max) @ If:	1.5V @ 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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Introduction to BZX55C20-TRThe BZX55C20-TR is a single Zener diode commonly used in a wide variety of high-voltage applications. Specifically, its 20-volt rating makes it ideal for use in DC-DC converters, voltage regulators, and similar high power applications. This device has a low forward voltage drop, making it efficient and reliable when used with the correct components. Additionally, it offers excellent protection against surges.Applications of BZX55C20-TRThe BZX55C20-TR is primarily used in high-voltage applications, such as DC-DC converters, voltage regulators, and power supplies. It is ideal for these type of applications because of its low forward voltage drop and excellent protection against surges. Additionally, it can be used in lightning arrestors and spark gaps.The diode can be used in circuits requiring isolation from the source, such as level-shifting circuits where the application requires a reliable reference voltage. This device can also be used in circuits requiring high-frequency voltage clamping, due to its fast response time.Working Principle of BZX55C20-TRThe BZX55C20-TR is a single Zener diode. When forward biased, it allows current to flow in one direction. When the reverse biased voltage reaches the Zener voltage, the device begins to conduct current in the opposite direction, establishing a reference voltage across it. This reference voltage can be used to control the voltage of the output device.When the reverse biased voltage exceeds the peak inverse voltage rating, the diode flashes off, limiting the reverse current and protecting the device from possible damage. This process is known as voltage clamping, because the diode functions to limit the voltages across the device to its breakdown voltage.The Zener diode\'s ability to provide a reliable reference voltage makes it ideal for use in many high-voltage applications. Its low power loss and fast response time make it especially beneficial for use in applications requiring high-power efficiency and speed.ConclusionThe BZX55C20-TR is a single Zener diode commonly used in high-voltage applications requiring isolation, level-shifting, and voltage clamping. Its 20-volt rating makes it ideal for use in DC-DC converters, voltage regulators, power supplies, lightning arrestors, and spark gaps. Its low forward voltage drop and fast response time make it ideal for applications requiring high power efficiency and speed. This device also offers excellent protection against surges and helps to ensure the longevity of the application.

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