15KPA54A Circuit Protection

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TVS (Transient Voltage Suppressors) diodes are designed to protect electronic circuits from instantaneous surge currents, usually due to lightning strikes and ESD (electrostatic discharge). The 15KPA54A devices are a bipolar junction silicon avalanche diode designed for use in transient voltage spike protection of sensitive electronics from lightning, automotive, and other ESD related events.

The 15KPA54A is packaged in a small SOD-123 package which allows for use in applications with limited board space, and is an ideal choice for high current applications in high frequency switching and switching regulator circuits, as well as in lower current consumer applications. In terms of rating, the 15KPA54A’s reverse breakdown voltage (VBR) is rated at 15 volts, with a maximum voltage transient of 54 Amps, making it suitable for most consumer and industrial applications.

The 15KPA54A components offer superior protection against transient voltage spikes. It is a cost effective solution that helps protect equipment from damage due to transient voltage events such as electrostatic discharge (ESD), lightning surges and electrical transients. Furthermore, the device\'s low capacitance of less than 2pF, low stand-off voltage, and low clamping voltage make it ideal for protecting low voltage circuits such as microcontrollers and low voltage I/O systems.

The 15KPA54A device works by using a patented voltage controlled avalanche breakdown (VCAB) process which helps to provide improved performance, high reliability and low leakage current, all of which is important in the protection of sensitive electronics from transient voltage events. The VCAB prevents the transient voltage from exceeding the breakdown voltage of the device by limiting the amount of current that the device can handle. As the current exceeds the VCAB trip point, the voltage across the device is clamped at the breakdown voltage level. In addition, the 15KPA54A has a fast response time to transient voltage, ensuring that the device is able to respond quickly to transient voltage events.

The 15KPA54A applications are wide ranging and include automotive items such as air bag control systems, ECUs (engine control units) and immobilizers, as well as consumer electronics such as DVD players and digital cameras. It is an ideal choice for protecting sensitive electronic components, low voltage lines, and other components that would be susceptible to transient voltage events. The 15KPA54A is also suitable for circuits that require active clamping or over voltage protection, such as DC-DC converters, LCD monitors and high voltage power supplies.

Overall, the 15KPA54A is an ideal choice when looking for protection from transient voltages for low voltage applications. Its fast response time, low leakage current, and high breakdown voltage make it a great choice for protecting sensitive electronic components from transient voltage events.

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