BZX84B27-7-F

Series:	--
Packaging:	Tape & Reel (TR)
Part Status:	Active
Voltage - Zener (Nom) (Vz):	27V
Tolerance:	±2%
Power - Max:	300mW
Impedance (Max) (Zzt):	80 Ohms
Current - Reverse Leakage @ Vr:	100nA @ 18.9V
Voltage - Forward (Vf) (Max) @ If:	900mV @ 10mA
Operating Temperature:	-65°C ~ 150°C
Mounting Type:	Surface Mount
Package / Case:	TO-236-3, SC-59, SOT-23-3
Supplier Device Package:	SOT-23

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The BZX84B27-7-F has a variety of applications and is a versatile component thanks to its wide range of operating voltages and its low current requirements. It is a single zener diode, which means it is designed to maintain a reference voltage regardless of a changing load current or varying input supply voltage. In this article, we will look at the various application fields and the working principle of the BZX84B27-7-F.The BZX84B27-7-F is widely used in power supplies to regulate the output voltage. It is also used in audio amplifiers, as a voltage reference, in peak voltage detection circuits and as an overvoltage protection circuit. Its addition to an audio amplifier prevents distortion of the output audio when the input voltage varies. Similarly, in peak voltage detection circuits its ability to conduct electricity only one direction while maintaining a reference voltage allows it to clamp the output voltage to the reference level when an overload occurs.In terms of its working principle, the BZX84B27-7-F is designed to conduct current in one direction and maintain a constant reference voltage. When the forward voltage on the diode exceeds a certain point, known as the Zener voltage, the diode’s characteristic changes and it begins to conduct in a ‘’reverse-bias’’ direction. This results in a large dynamic resistance in this direction, causing electrons to be drawn towards the anode and eliminating the possibility of increasing current. As the load current and the forward voltage on the diode increases, the voltage drop of the dynamic resistance also increases, meaning that the reference voltage always remains the same.The major advantage of the BZX84B27-7-F is its ability to maintain a reference voltage regardless of the load current or input supply voltage. This makes it an ideal choice when dealing with any kind of power regulation, circuit protection, or audio amplification. The BZX84B27-7-F also has a wide range of operating voltages and a low current requirement, making it a versatile component.Overall, the BZX84B27-7-F is a versatile device which can be used in a variety of applications due to its wide range of operating voltages and its low current requirements. It is ideally used as a voltage reference and in peak voltage detection circuits, as well as in power supplies and audio amplifiers. Furthermore, its working principle makes use of a constant reference voltage in order to maintain the desired output voltage regardless of the changing load current or varying input voltage.

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