P4KE47CA-B Circuit Protection

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P4KE47CA-B is a type of Transient Voltage Suppressor (TVS) diode, which is used for protecting circuits from voltage transients that can be caused by lightning, electrostatic discharge, inductive switching, or other industrial and automotive transients. The P4KE47CA-B diode is a unidirectional device and it is a low-capacitance diode designed specifically for Electrostatic Discharge (ESD) protection. It is based on the Zener - Avalanche breakdown principle and is capable of suppressing voltages up to 47V.

The working principle of the P4KE47CA-B is an avalanche diode that has a high breakdown voltage. Inside the diode structure, there is a heavily doped region at the center of the diode between the anode and the cathode. The heavy doping makes this region more susceptible to breakdown, allowing the diode to protect from high-power events. When a high voltage transient is applied above a certain threshold, the diode will become conductive and divert current away from the protected circuit.

The P4KE47CA-B is designed to be used in a wide variety of applications. It is used in automotive and industrial systems to provide surge and transient protection and can also be used in consumer electronics such as smartphones, laptops, and even medical equipment. It has a low ESD sensitivity that offers reliable protection against ESD surges generated by humans or other electrostatic sources. It is also designed to operate over a wide temperature range, making it suitable for a wide range of applications.

The P4KE47CA-B is an ideal device for providing reliable ESD surge protection and transient protection. Its low-capacitance properties make it well-suited for high-speed applications where ESD suppression is desired. It is built with a robust package, making it highly reliable and durable in harsh environments. It can also be used in highly sensitive and critical applications that require reliable surge suppression, offering superior protection.

In summary, the P4KE47CA-B is a unidirectional TVS diode designed specifically for ESD protection. It is based on the Zener-Avalanche breakdown principle and is capable of suppressing voltages up to 47V. It is designed to be used in a wide variety of applications including automotive, industrial, and consumer electronics. It has a low ESD sensitivity, a wide temperature range, and is highly durable. This makes it an ideal device for providing reliable ESD surge protection and transient protection.

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