5KP54-E3/73

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TVS diodes (Transient Voltage Suppressors or Thyristor Surge Protection Devices) are used to provide cost effective protection for sensitive electronic circuits against voltage spikes and surges, often referred to as ESD (electrostatic discharge). The 5KP54-E3/73 is a Unidirectional TVS Diode to be used as an appliance for components in the automotive, industrial, telecommunications or consumer electronic markets. It has a low holding current and has been designed to meet the ISO7637-2 automotive pulse waveform requirements.

The 5KP54-E3/73 TVS Diode is rated for a stand-off voltage of 5.4V, maximum leakage current of 400µA, and a peak pulse power of 5.5KW at 8/20µs pulse width. It can withstand transients up to 200A with an extremely low clamping voltage of 7.5V. This is achieved by taking into account the rating of its commonly used subcomponents such as the diodes, capacitors, and resistors.

The diode is designed to protect sensitive electronics in the event of an over-voltage or a surge. It works by redirecting the electricity, in the form of a charge, away from the vital components in a circuit. This is done by quickly switching off all the incoming power and allowing the energy to discharge safely. This process is often referred to as "clamping" or "zapping".

The 5KP54-E3/73 application field and working principle are critical in the design of many information systems, including used in telecommunications, automobile, consumer and medical markets. It is ideal for cost-effective circuit protection at 24V DC levels, and can protect circuits from ESD (electrostatic discharge) and surge events.

In telecommunications, for example, the TVS Diode can be used to protect sensitive computer components from surges. In the automotive industry, they help protect the electrical components of cars from any electrical spikes caused by road conditions or from keyless ignition systems. The diode is also used to protect the delicate components found in consumer appliances such as microwaves and cellphones.

In the medical industry, the 5KP54-E3/73 is increasingly used to protect sensitive medical components from power outages, electrical surges, and lightning strikes. It can also be used to protect the electrical components of pacemakers and other medical devices from electromagnetic interference.

The TVS diode offers cost-effective circuit protection by quickly switching off any incoming power and allowing the energy to safely discharge. With its low-clamping voltage of 7.5V, the 5KP54-E3/73 provides a reliable and effective solution for high-risk applications requiring robust surge protection.

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