MAP4KE27A

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The MAP4KE27A is a bidirectional transient voltage suppressor (TVS) diode designed to provide both overvoltage and ESD protection. It is designed to protect electronic devices against electrostatic discharge, induced lightning, and other transient overvoltage events, so it is often used in telecommunications, consumer electronics, datacom, and automotive applications. It is much more reliable than a Zener diode or a transient suppressor. The MAP4KE27A is available in a wide variety of packages, including the popular SOT-23 and SOT-223.

The MAP4KE27A belongs to a family of TVS devices known as surge protection diodes. It is a silicon-based diode, and it works by limiting the voltage across the TVS diode. The MAP4KE27A is capable of handling voltages up to 27V and current up to 1.5A. The diode provides protection from electrical spikes, overvoltage, and electrostatic discharge, making it suitable for a wide range of applications.

The working principle of the MAP4KE27A is based on the principle of avalanche breakdown. When an overvoltage is applied across the device, it triggers an avalanche breakdown to limit the voltage across the TVS diode. The device is also designed to absorb energy that results from an electrostatic discharge, and it will continue to protect the circuit until the charge is discharged.

The MAP4KE27A is capable of providing a wide range of ESD protection, from Class B to Class S. It is also capable of operating over a wide temperature range, from -55°C to +125°C, making it suitable for a variety of automotive and industrial applications. The device is available in two packages, the SOT-23 and SOT-223.

The MAP4KE27A is a robust, reliable, and cost-effective solution for protecting electronics against transient overvoltage and electrostatic discharge. It is capable of handling voltages up to 27V and currents up to 1.5A, making it suitable for a wide range of applications. Its avalanche breakdown principle makes it ideal for protecting against high-voltage and fast-acting transient events. Thanks to its wide range of ESD protection and wide temperature range, it can be used in both automotive and industrial applications.

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