MPLAD18KP54CA

Due to market price fluctuations, if you need to purchase or consult the price. You can contact us or emial to us:   sales@allicdata.com

TVS (transient voltage suppression) diodes are a specific type of semiconductor diode that is designed to protect electrical or electronic devices from unexpected, high voltage transients. They can be used in a variety of scenarios, from protecting telecommunications equipment to automotive, industrial and commercial applications. The MPLAD18KP54CA is a unidirectional thyristor-based TVS diode that is used to protect sensitive circuits against electrostatic discharge (ESD) and other high-voltage transients. This device is specifically used to protect components from extremely high voltage, short-duration energy pulses such as those that can occur during electrostatic discharge.

MPLAD18KP54CA is designed to provide protection against positive voltage transients. It features an internal junction barrier diode with an ESD rating of 21 kV HBM (human body model), and its electrical characteristics ensure that it will effectively limit the voltage applied to other components within the circuit. The diode is also rated for up to 28.5 A of peak pulse current.

The operating principle of the MPLAD18KP54CA is similar to other TVS diodes. When a voltage transient is applied to its terminals, the diode’s reverse breakdown voltage (VBR) is exceeded and it becomes conductive. This causes the diode\'s voltage spike to limit the applied transient voltage, thus protecting the connected circuit components. The voltage spike is then limited to a safe voltage level before dissipating, thus providing protection.

The MPLAD18KP54CA is designed primarily for consumer electronic applications due to its small size and low cost. The device is also used in home appliances, medical equipment, industrial equipment, and telecommunications equipment. Considerations must be made when using this device, however, as it is not designed to conduct large currents. For applications that require such high currents, it is recommended that other types of TVS diodes, such as the transient voltage suppression thyristor (TVST), be used.

In summary, the MPLAD18KP54CA TVS diode is designed to protect sensitive circuits against electrostatic discharge and other high-voltage transients. This device is specifically suited for consumer electronics applications due to its small size and low cost, but is not suitable to handle large current levels. The device operates by allowing a voltage transient to exceed its reverse breakdown voltage, limiting the output voltage and then dissipating the excess voltage. Through this simple mechanism, the diode is able to provide much-needed protection for the connected components from potentially damaging transients.

The specific data is subject to PDF, and the above content is for reference