P4KE220CA

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TVS (Transient Voltage Suppressor) diodes are components that protect connected electronic circuits from voltage spikes, inrush current, and other transient high-energy events that can damage or disrupt the operation of electrical or electronic components. The P4KE220CA is a 250W, unidirectional, ESD-protected TVS, with working voltage of 5.8V and a peak pulse current ability of 4.2A. It is designed to protect the connected circuit from transients and ESD (electrostatic discharges) up to 30kV.

The primary application of the P4KE220CA is in high-voltage and high-current environments. It is commonly used in applications such as LED driver systems, automotive power systems, protection circuits, solar systems, and other industries requiring high-performance, transient-protected applications. It has excellent clamping capabilities and low capacitance to help protect sensitive circuits from transients and ESD.

The working principle of the P4KE220CA is based on the "Multilayer Varistor – Gas Discharge Tube" (MVL-GDT) combination. A MVL is a voltage dependent resistor which offers low leakage and high capacitance. A GDT helps to by-pass transient events over the max pulse current allowing excellent high-frequency noise suppression and clamping capability. The combination of these elements provides the best available combination of speed, low leakage and high capacitance in a very small package.

In operation, the P4KE220CA will detect any transient voltage spikes, ESD or inrush current and immediately respond to reduce or eliminate the transient and protect the connected circuit. The response time is extremely fast so the device will be quickly triggered and reduce the voltage and current to a safe level before any damage can be done.

The P4KE220CA is an excellent choice for protecting high-voltage and high-current circuits from ESD, transient spikes, and other high-voltage, high-energy events. It offers excellent performance, low leakage, and high capacitance in one compact package that is ideal for a wide variety of applications.

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