5KP7.5AHE3/54

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TVS-Diodes offer an enhanced level of protection to a circuit against electrical transients, commonly known as \'spikes\' or \'surges\', which can cause disruption to the correct working of the circuit. In electronic systems, a transient voltage surge suppressor (TVSS) is an important protection component from overvoltage events that can exceed the maximum design parameters of the circuit. The 5KP7.5AHE3/54 is an unidirectional transient voltage surge suppressor (TVS) diode, specifically designed to provide protection for electronics against transient surge events.

The 5KP7.5AHE3/54 is suitable for surface mount installation, and a variety of packaging configurations are available. The package contains two separate TVS diodes connected in series for two-phase common mode transient protection, and each diode can absorb up to 1500 watts of peak pulse power per line. Its junction capacitance is low, making it ideal for high speed digital applications. It has an ultra-fast response time, with an IEC 61000-4-5 surge capability up to 6 kilovolt (kV) peak with a 8x20 microsecond waveform.

In terms of application field, the 5KP7.5AHE3/54 fit any kind of electromechanical goods, consumer electronics, data transmission systems, and low frequency signal lines. It also can protect LAN networks, as well as applications in automotive and industrial control systems. Moreover, the 5KP7.5AHE3/54 is ideal for protecting low frequency and digital signal lines in applications where lightning prevention makes this component necessary.

The working principle of the 5KP7.5AHE3/54 as a TVS diode is based on the electrical and physical properties of the junction between p-type and n-type semiconductor material. It is a zener diode which operates normally in a reverse blocking direction and when it encounters a large surge current, it automatically breaks down and starts conducting. During conduction, the junction voltage of the diode reduces to a safe voltage (which is programmed in the design) and clamps the surge voltage. When the circuit gets back to normal working range, the diode returns to its original blocking direction, hence protecting the circuit against transient voltages.

The 5KP7.5AHE3/54 is one of the most efficient TVS diodes available in the market, offering a high degree of protection against transient spikes. Its high power dissipation capability, low capacitance junction, ultra-fast response and high surge capability make it ideal for a wide range of applications, making it an ideal choice to protect against transient voltage surges.

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