ATV50C280JB-HF Circuit Protection

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TVS-Diodes are the most often used form of transient voltage suppression, which is designed to protect sensitive electronic components from lightning, power cross, electrostatic discharge, and other electrical disturbances. The ATV50C280JB-HF is a 600W uni-directional TVS diode, characterized by low-clamping voltage and high capability to absorb surges.

The ATV50C280JB-HF is used in a variety of applications, including cars, appliances, computers, game consoles, telecommunication equipment, and industrial systems. Its primary purpose is to protect sensitive equipment from overvoltage as it acts as a thermal-velocity fuse. It does this by responding to a destructive surge event (which could be caused by a variety of causes, ranging from external interference to a faulty power supply), and shuts off the energy sent to the protected component, typically understood as an SCR or MOSFET.

Additionally, the bi-directional ATV50C280JB-HF protects two-way lines, eliminating the need for two single-directional protection devices. The 6-pin diode has an illuminated cathode that helps to indicate voltage flow. It has an operating temperature range of 85°C to 100°C and a non-conductive case that is ideal for enhancing heat dissipation.

The ATV50C280JB-HF even features a robust ESD protection, which also protects connected equipment from the unwanted destructive effects of electrostatic discharge (ESD). It also offers non-linear soft clamping for a broad range of breakdown voltages to ensure maximum over/undershoot protection for the equipment it is protecting.

The working principle behind the ATV50C280JB-HF is quite straightforward. A voltage is applied to the inputs of the device, and when the voltage level exceeds the diode’s specified clamp voltage, the device conducts current and the voltage is limited. When the device reaches its maximum power dissipation rating, either internally or by switching any external components, the device typically fails in a very short amount of time.

When speaking of the ATV50C280JB-HF’s ability to protect equipment against overvoltage, it is important to note that the protection can be tailored to the specific requirements of the equipment. Depending on the device’s triggered time, rise time and maximum peak surge energy, the protection needed can be adjusted precisely for the equipment being protected.

All in all, the ATV50C280JB-HF is an invaluable addition to any critical system, offering unmatched protection for sensitive electronic components against the volatile effects of power interruptions, lightning, electrical disturbances, and more. With its ability to offer non-linear soft clamping to provide reliable protection, the ATV50C280JB-HF is an ideal protection device for a wide variety of applications.

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