P4KE20CHE3/54

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TVS or Transient Voltage Suppressor diodes, are a type of semiconductor device which is designed to protect sensitive electronic components from electrical transients. As the name suggests, TVS diodes act as a surge suppressor and offer protection from voltage spikes and ESD (Electro-Static Discharge) events. The P4KE20CHE3/54 is a particular device with a Silicon Avalanche Diode (SiAD) structure with a bidirectional TVS.

The P4KE20CHE3/54 provides both power line and ESD protection. This device is designed to operate with a reverse stand-off voltage of 5.0 V, a peak pulse power dissipation rating of 20 kW, and a stand-off voltage range of 6.0 V to 7.0 V. It also features a reverse leakage current rating of 5 μA at 5.0 V. This combination of features makes the P4KE20CHE3/54 well suited for a variety of applications.

The P4KE20CHE3/54 is primarily used in power supply and data line applications. The device has been specifically designed to provide effective protection from transient surges on the power line and data lines, thereby reducing the risk of damage to sensitive components. When used in power supply applications, the device can help protect the system from overvoltage events due to a power supply fault or short circuit. Likewise, when used in data line applications, the device can help prevent damage to data lines from transient voltages originating from ESD events, such as voltage generated by human contact.

The operating principle of the P4KE20CHE3/54 is fairly simple. When a surge or transient voltage is applied to the device, it begins to conduct current. This current is subsequently diverted away from the protected components, thus providing the protection. To ensure protection from transient voltages, the device must be able to detect these surges quickly, before they have a chance to cause any damage. The P4KE20CHE3/54 features a fast response time - typically 300ps - to ensure effective protection from transients.

In conclusion, the P4KE20CHE3/54 is a robust and reliable TVS diode which is well suited for a variety of applications, such as power and data line protection. Its fast response time makes it an ideal choice for protecting systems from transient voltages, and its low reverse leakage current rating ensures minimal power dissipation. With these features, the P4KE20CHE3/54 is a great choice for protecting electronic systems from damage due to transient voltages.

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