SMCJ5661/TR13

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The SMCJ5661/TR13 is a transient voltage suppressor (TVS) diode. It is designed to provide protection to your devices and systems against damaging overvoltages and over-currents caused by electrical transients such as lightning surges, electrostatic discharge (ESD), etc. This diode is useful for protecting expensive and sensitive electronic components from damage.

The SMCJ5661/TR13 provides unidirectional protection for high-speed pulse discharge currents. Its electrical properties include a fast response time of < 10ns, low capacitance of 0.28pF and low leakage current of 0.1µA. The diode can handle peak pulse power of 200 W and continuous reverse voltage of 600 V.

The application field of SMCJ5661/TR13 includes several industries such as automotive, industrial, medical, consumer, communications, etc. It can be used to protect consumer electronic equipment such as computers and home appliances, and automotive electronic equipment like ECMs and airbags. In addition, it can be used in medical implantable and diagnostics equipment, and other electronics devices.

The working principle of the SMCJ5661/TR13 is simple yet effective. The diode holds a certain amount of current until a preset voltage is exceeded, and then the diode rapidly changes to an open circuit. During this event, the power supply is disconnected from the protected device, preventing any significant overvoltage from reaching the device.

The open circuit voltage of the diode is reset once the overvoltage has passed. If the voltage reaches the threshold level too often or for too long a period of time, then the diode may become permanently damaged. Therefore, it is important to check the rating of the diode in order to ensure that it is suitable for the application.

In conclusion, the SMCJ5661/TR13 is a very useful transient voltage suppressor (TVS) diode, designed to protect devices and systems from damaging overvoltages and transients. It has many applications in various industries such as automotive, medical, industrial, communications, etc. The working principle of the diode is simple yet efficient and can prevent overvoltage from reaching the devices. It is important to choose the right diode according to its ratings in order to ensure that it is suitable for the application.

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