BZX84C12-HE3-08 Discrete Semiconductor Products

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The BZX84C12-HE3-08 is a single Zener diode with a package type of SOT-23. This diode has a wide range of applications, and is used for voltage regulation and limiting, as well as for several other purposes. This article aims to provide an overview of the application field and working principle of this diode.The BZX84C12-HE3-08 is typically used for voltage regulation and noise reduction in consumer products such as music players and mobile phones. It is also used in various industrial, commercial, and automotive applications, including motor control, circuit protection, and voltage surge protection.The BZX84C12-HE3-08 is a Zener diode, so it experiences a certain amount of reverse current when its reverse breakdown voltage, known as the Zener Voltage, is achieved. This happens when a certain amount of voltage is applied across the diode, exceeding its Zener voltage, usually in the range of 3 to 6 volts. The voltage at which this breakdown occurs is known as the Zener voltage.The device\'s breakdown voltage is set by its construction and design, which ensures that the voltage remains stable. The breakdown voltage of the BZX84C12-HE3-08 is 12 volts, and its reverse current is a maximum of 5mA.The BZX84C12-HE3-08 is also used for noise reduction. When a signal is applied across its terminals, it provides a path for the signal to be filtered; thus, noise on the signal is minimized. This is often done in applications such as radio communication systems and audio circuits where noise reduction is critical.The BZX84C12-HE3-08 is also used in power regulator circuits, where it acts as a voltage regulator. When the applied voltage reaches the Zener voltage of the diode, the diode conducts, and a stable voltage is maintained. This way, the circuit is able to supply a regulated voltage to other components in the circuit.Finally, the BZX84C12-HE3-08 is also used in over-voltage protection circuits. It helps protect other components in the circuit by limiting the voltage that is applied to them. The diode will conduct when the applied voltage reaches the Zener voltage and will thus help reduce the voltage to safer levels.In conclusion, the BZX84C12-HE3-08 is a single Zener diode with a package type of SOT-23. It is used for voltage regulation and noise reduction, as well as for various industrial, commercial, and automotive applications such as motor control, circuit protection, and voltage surge protection. It is also used for over-voltage protection by limiting the voltage that is applied to other circuit components. Finally, it is also used for noise reduction in radio communication systems and audio circuits.

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