SA70HE3/54

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

A TVS diode, also known as a Transient Voltage Suppressor (TVS) diode, is a voltage-clamping device that offers protection from voltage transients. It is widely used in a variety of electronic circuits to protect sensitive components from damage due to high-voltage transients. The SA70HE3/54 is one such TVS diode, designed for use in automotive applications. It offers excellent protection against high-voltage surges, and provides a quick response to surge currents.

The SA70HE3/54 is a three-terminal device with an epoxy-encapsulated package. It has a small diameter of 0.65 mm, making it suitable for use in tightly-packed automotive circuits. The device also features an integrated surge protection circuit with a voltage body diode, which provides a low dynamic resistance and reduces total power losses.

The main application field of the SA70HE3/54 is in automotive applications. It can be used in high-voltage applications such as anti-lock brakes and infotainment systems. The device is also suitable for use in low-voltage applications such as airbags and body control modules. Its small size makes it suitable for tight places, such as dashboard electronic circuits.

The working principle of the SA70HE3/54 is simple yet effective. It has two diodes, one in forward and one in reverse bias. When the voltage exceeds the reverse bias breakdown voltage, the device turns on and acts as a low-impedance path. This allows the current to flow through the device, thus protecting connected components from damage due to voltage surges. The device also has an integrated zener diode, which helps in absorbing and dissipating the surge energy.

In conclusion, the SA70HE3/54 is a three-terminal TVS diode designed for use in automotive applications. Due to its small size and integrated surge protection circuit, it is an ideal choice for tightly-packed automotive circuits. The device is also suitable for high- and low-voltage applications, and provides excellent protection against high-voltage surges. Its working principle involves two diodes in forward and reverse bias, and an integrated zener diode, which helps in absorbing and dissipating surge energy.

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