DF5A6.8LF,LF Circuit Protection

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A transient voltage suppressor (TVS) is a type of device that is used to protect sensitive electronic components from damage due to sudden electrical spikes of voltage. TVS diode is an efficient device for protecting circuits from electrostatic discharge (ESD) and transients from inductive load switching.

DF5A6.8LF is one of the most commonly used TVSs. It is a unidirectional 5A ultra-low capacitance surface mount diode with a 600W peak pulse power (~2/10uS pulse width) and 800W peak reverse voltage (DC). It is designed to protect sensitive devices from high voltage spikes typical in automotive, industrial and consumer power applications.

DF5A6.8LF operates to limit voltage to a very specific low voltage level. When a voltage exceeds the breakdown voltage of the diode, the TVS quickly begins to conduct and to limit the voltage across the device. It is capable of protecting a wide range of circuits from ESD and inductive load switching transients.

The working principle of DF5A6.8LF TVS is based on the avalanche effect. When a tension exceeding the nominal/breakdown voltage is applied to the diode, a large number of electrons are accelerated in the junction, creating an avalanche of charge carriers. This avalanche effect leads to an increase in the current until the diode reaches a balanced state capable of absorbing the electrostatic discharge and limiting the transient voltage.

DF5A6.8LF is a reliable, cost-effective solution for protecting sensitive analog, digital and power electronic circuits, such as motor drivers, power converters and automotive systems, from ESD and transients. It can also be used in automotive applications that require high levels of protection against surges, such as car audio and navigation systems. The protection levels of the DF5A6.8LF are superior to traditional TVSs due to its low capacitance, low leakage current, fast response time and high peak pulse power.

In summary, DF5A6.8LF is a unidirectional 5A ultra-low capacitance surface mount diode designed for protection of sensitive electronic components against transients, ESD and inductive loads. This TVS is capable of protecting high voltage circuits with fast response time and high peak power. It is an ideal solution for providing reliable protection for automotive, industrial and consumer power applications.

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