MXPLAD30KP45CAE3

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TVS - Diodes: MXPLAD30KP45CAE3 application field and working principle

TVS (Transient Voltage Suppressors) diodes are voltage-dependent devices, and are one of the most commonly used protective devices used in electronics. The TVS diode line is a family of devices manufactured by Littelfuse, and the MXPLAD30KP45CAE3 is a model from the series. It is a 3.0kW diode that offers transient protection from lightning, electrostatic discharge (ESD), and electrical fast transients (EFT). Its silicon-based construction and open-circuit diode configuration make it ideal for use in areas where ESD immunity is required.

This particular model is designed for use in a variety of electronic equipment including computers, industrial equipment, consumer products, and medical equipment. It has a Peak Standoff Voltage of 45V, and its Maximum Clamping Voltage ranges between 76V and 140V. It is a surface-mount device, meaning that it is designed for direct mounting onto a printed circuit board or other substrate.

The working principle of the MXPLAD30KP45CAE3 is based on the voltage-dependent behavior of its electrical components. When the input voltage exceeds the device’s Peak Standoff Voltage, the conduction starts to increase exponentially. This causes the device to automatically divert the excess energy either to ground, or to a specific load. This process is referred to as clamping, since the output voltage can no longer exceed the clamping voltage.

The device also has a low insertion loss, meaning that the power consumption of the device is very low. It is also designed to dissipate the energy it absorbs without generating heat, thanks to its flow-through design.This helps reduce the safety risks associated with high-voltage surges and short-circuits.

The MXPLAD30KP45CAE3 is a valuable addition to any device designed to handle transient voltages. Its small size and surface-mount construction makes it a versatile protection device suitable for both consumer products and mission-critical industrial equipment. The device offers reliable performance with its low insertion loss and fast-acting, voltage-dependent behavior, making it an ideal choice for applications requiring protection from overvoltages and ESD.

In conclusion, the MXPLAD30KP45CAE3 is a TVS diode designed for a wide range of applications. It offers reliable protection from lightning, ESD, and EFT, as well as low insertion loss and fast-acting behavior. Its small size and surface-mount construction make it an ideal choice for protecting any device designed to handle transient voltages.

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