P6KE43CA-E3/73 Circuit Protection

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TVS diodes are an important class of thermal protection devices. They are used to protect electronic circuits by protecting them from overvoltage incidents such as electrostatic discharge (ESD), electrical fast transients (EFT), and secondary lightning strikes. One example of these devices is the P6KE43CA-E3/73.

The P6KE43CA-E3/73 is a unidirectional TVS diode developed by Littelfuse for highly sensitive electronic equipment. It is designed to protect sensitive components from overvoltage transients by clamping the voltage to a defined maximum level. It is rated for a maximum clamping voltage of 43V and peak pulse current of 10A.

The working principle of the P6KE43CA-E3/73 is relatively simple. The device is connected in parallel to the circuit it is protecting. When an overvoltage transient occurs, the device is "triggered" and creates an internal resistance. This resistance limits the maximum voltage that can be applied to the protected circuit, thus providing protection.

The P6KE43CA-E3/73 is very versatile and can be used in a variety of applications. It can be used for overvoltage protection of voltage regulation, AC/DC power supplies, DC/DC converters, LED drivers, microcontrollers, and sensitive components such as ICs and sensors. It is also suitable for use in high-temperature environments and can be used in temperatures ranging from -55°C to 150°C.

Overall, the P6KE43CA-E3/73 is an effective overvoltage protection solution for a variety of applications. It is designed to provide reliable protection against overvoltage transients and can operate in temperatures ranging from -55°C to 150°C. It is constructed using highly reliable components and is rated for a maximum clamping voltage of 43V and peak pulse current of 10A.

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