5KP22A-E3/51

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The 5KP22A-E3/51 is part of the TVS - Diodes family of voltage-protection products designed to prevent destructive voltage transients through an electrical system or component by acting as a protective device.

TVS diodes are a type of semiconductor designed for transient voltage suppression. These devices are designed to clamp the input voltage, thus protecting the sensitive components of electrical equipment from damages due to overvoltage transients. TVS diodes are typically used in applications such as automotive, telecommunications, industrial control, instrumentation, consumer electronics, and computers.

The 5KP22A-E3/51 is an axial-lead TVS diode that can absorb repetitive ESD strikes up to 5kV on the contact discharge method. This device is well suited for protecting sensitive components from voltage spikes that can occur due to an ESD strike. It can also protect the automotive infotainment system in automotive applications.

The 5KP22A-E3/51 consists of a semiconductor with a PN junction interface. The device is designed to respond to an excessive voltage, typically induced by an electrostatic discharge (ESD) event, by clamping the voltage between the cathode and anode. This clamping action limits the maximum voltage at the PN junction, protecting the sensitive components or system from voltage damage. The device can also be operated in the avalanche region, with a reverse-operating voltage of 7.5 – 47 V, and with a forward operating voltage range of 5.5 – 47 V.

This device is designed to operate in an avalanche breakdown condition, with a specific reverse voltage rating. When the input voltage exceeds the avalanche breakdown voltage, the diode will conduct, and the voltage will be diverted to the device\'s anode and cathode. This will limit the voltage present at the PN junction, thus providing protection for the system or component from the transient voltage.

In addition, the device has a fast response time, with an initial response time of less than 1 ns. This is achieved by a combination of low capacitive loading at the anode and cathode, resulting in an efficient clamping action. The device also has a low-current leakage, typically less than 1 µA at 15 V, which allows it to be used in low-power circuits.

The 5KP22A-E3/51 is an ideal device for protecting system components from destructive voltage transients caused by ESD events and other transient voltage conditions. The device can be operated in the avalanche mode for additional protection against reverse voltages, as well as providing fast clamping response and low-leakage current operation. With a compact design and wide operating temperature range, this device is well suited for a variety of applications.

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