SMA6L45A

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

Introduction

The SMA6L45A is a very popular TVS diode often used in transmission line protection applications. This diode is designed to protect against power surges, lightning strikes and other overvoltage transient conditions. The SMA6L45A has a relatively low capacitance of less than 110 pF when disconnected from an external power source.

Application Field

The main application field of the SMA6L45A is transmission line protection. It is designed to absorb the energy of overvoltage transient conditions, such as from lightning strikes, power surges, and ringing, before the energy can reach sensitive components and cause damage. The SMA6L45A has very low capacitance when disconnected from the power source. This allows for fast response to transient events, minimizing the damage. The SMA6L45A can also be used in medical and automotive applications such as EMI protection for automotive systems.

Working Principle

The SMA6L45A works by allowing a very small amount of current to flow in the reverse direction at a low voltage level. This reverse current can dissipate energy, such as that contained in lightning strikes or power surges. A resistance is placed between the two terminals of the SMA6L45A to limit the reverse current and protect the diode from thermal damage. The diode can then cut off further current flow after the peak voltage is reached. This action will protect sensitive circuits from damage.

Conclusion

The SMA6L45A is a popular TVS diode used in transmission line protection applications. It is designed to absorb the energy of overvoltage transient conditions, such as from lightning strikes and power surges, before the energy can reach sensitive components and cause damage. The SMA6L45A works by allowing a small amount of current to flow in the reverse direction at a low voltage level and can also be used in medical and automotive applications.

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