SMBJ3V3HE3/52

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TVS (Transient Voltage Suppressor) diodes are an essential part of the electrical system and are designed to provide a high level of protection against surges and transients caused by electrostatic discharge (ESD), lightning, and other sources. They are mainly used in consumer electronics, automotive, telecommunications, industrial, and medical electronic devices.

The SMBJ3V3HE3/52 is a unidirectional TVS, capable of handling up to 52 volts and can suppress up to 3.0 kV. It is designed to limit the peak output current from a source in response to a single ESD strike or sudden voltage spikes. The SMBJ3V3HE3/52 is available in a SOD-123 package, which makes it suitable for small board spaces and allows for easy PCB trace routing.

The working principle of the SMBJ3V3HE3/52 is relatively simple. In response to an abrupt surge or pulse, it limits the voltage to a specific level equal to the diode\'s rated clamp voltage. Because the diode is reversed-biased, energy is dissipated in the form of heat. This ensures that the target device or power supply is not damaged by the voltage spike or surge.

The SMBJ3V3HE3/52 is suitable for a wide range of applications, including ESD protection in automotive, consumer electronics, and telecom devices. It also works well as a protection device for microcontrollers, power lines, and other sensitive components in the automotive and industrial sectors.

The SMBJ3V3HE3/52 is offered by a number of manufacturers and is considered to be a reliable and cost-effective solution for ESD protection. It is important to select the correct diode for the application to ensure proper protection. The diode should also be tested to make sure it can handle the desired clamp voltage.

In conclusion, the SMBJ3V3HE3/52 is an unidirectional TVS diode that provides protection against voltage spikes and surges. It is suitable for a wide range of applications, including automotive, consumer electronics, telecoms, and industrial applications. It is capable of handling up to 52 volts and can suppress up to 3.0 kV. When selecting this diode, it is important to ensure the correct rating is selected and that the diode has been tested to handle the desired clamp voltage.

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