V39ZU3P

Due to market price fluctuations, if you need to purchase or consult the price. You can contact us or emial to us:   sales@allicdata.com

TVS, or surge protective devices, are an essential part of many electronic devices. They protect equipment from transient electrical signals, such as lightning or power line surges. The V39ZU3P is one such TVS device, offering high surge absorption and low clamping voltage levels. In this article, we will explain the application field and working principle of V39ZU3P.

The V39ZU3P is a varistor (Vp), aka a voltage-dependent resistor. A Vp is essentially a diode that changes its resistance with voltage. This type of TVS device is most commonly used in power supplies and filter circuits for power line protection. It is also used in applications where the electrical surge protection has to be maintained for a long time.

The main advantage of a Vp is its excellent transient surge absorption and low clamping voltage levels. The V39ZU3P has a maximum peak pulse current of 12A, a breakdown voltage of 13V, and a clamping voltage of 8V. This makes the V39ZU3P an ideal choice for protecting sensitive electronic components from overvoltage.

When the voltage across the Vp exceeds its breakdown voltage, the device undergoes a rapid transition from high to low resistance. This limits the voltage across the circuit (clamping) and reduces the energy dissipation during the surge. This process is known as clamping. In the case of the V39ZU3P, the clamping voltage is 8V. This means that the voltage across the circuit will never exceed 8V even during a surge.

The V39ZU3P also has a maximum peak pulse current rating of 12A, allowing it to absorb a large amount of energy during a surge. This helps to protect sensitive electronic components from over-current damage. In addition, the device has a low leakage current rating of just 0.5mA. This ensures that the Vp will not allow current to flow through it when the voltage is below the breakdown voltage.

The V39ZU3P is also RoHS compliant, making it a safe choice for sensitive electronic circuits. The device is also widely used in automotive applications due to its excellent surge characteristics and temperature performance.

In summary, the V39ZU3P is an ideal choice for circuity protection applications. It offers excellent surge absorption and low clamping voltage levels, and it has a maximum peak pulse current of 12A. It is RoHS compliant and widely used in automotive applications. The device also has a low leakage current rating of 0.5mA, ensuring that no current will flow when the voltage is below the breakdown voltage.

The specific data is subject to PDF, and the above content is for reference