JANS1N4972US

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The JANS1N4972US is a single Zener diode specifically designed to protect against constant or transient overvoltage conditions. It is available in a SMA (Surface Mount Assembly) package, making it suitable for both standard applications and surface mount electronic applications. The JANS1N4972US is designed for use in a wide range of applications including automotive, communications and industrial equipment.The JANS1N4972US is a silicon zener diode with a breakdown voltage of 40V. It offers a low dynamic impedance and a high maximum reverse current. The device also offers a non-linear, temperature dependent voltage-current characteristics which allows it to provide consistent, reliable performance in a variety of applications.The JANS1N4972US can be used to protect circuits against overvoltage conditions. The Zener diode works by allowing current to flow in the reverse direction, or opposite the normal flow of current. This is done when the voltage exceeds the breakdown voltage of the device. When this happens, the current is diverted away from the sensitive components and is conducted away to ground instead. The diode has a low dynamic impedance and a high reverse current limiting so it can effectively divert large transient spikes of energy.The JANS1N4972US is typically used in both ESD (electro-static discharge) and EMI (electromagnetic interference) protection circuits. In ESD protection applications it can protect sensitive circuits against high energy transients. In EMI protection it can limit the amount of energy emitted from the device by clamping high voltage spikes.The JANS1N4972US has a very low forward voltage drop, making it ideal for low power applications such as battery chargers, solar panels, and other green energy applications. It is also well-suited for low power switching applications, such as low power pulse generators, or digital logic circuits.Overall, the JANS1N4972US is an ideal choice for overvoltage protection in a wide range of applications, from automotive and industrial equipment to low power electronics. Thanks to its low dynamic impedance and high maximum reverse current, the device can effectively divert large transient spikes of energy, protecting sensitive components from damage.

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