SMDA03/TR13

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The SMDA03/TR13 is a semiconductor component that belongs to the family of transient voltage suppressors or TVS diodes. It is used to protect sensitive electronic components from voltage transients and surges.

TVS diodes are specific types of power semiconductor devices that are designed to protect sensitive electronic components from overvoltage transients. This is done by providing a low impedance electric circuit path to ground when the voltage on the TVS diode exceeds a certain threshold known as its clamping voltage. This impedance path to ground helps absorb the excess energy of the Voltage transient, thus protecting the components from damage.

The SMDA03/TR13 can handle a set number of transients before it must be replaced. It is rated for a maximum peak pulse current of 12 A with a maximum peak pulse power dissipation of 12 W. Its clamping voltage ranges from 14.9 V to 15.7V.

The working principle of the SMDA03/TR13 is to limit the emitted voltage by clamping it to a safe level. The diode is designed with a Zener structure, which acts like a two-terminal switch. It is normally in the “off” state and starts conducting when the applied voltage is higher than the Zener voltage. When the Zener voltage is reached, the breakdown voltage of the diode is reached and the diode switches into the “on” state, conducting the excess current away from the parts being protected.

The SMDA03/TR13 is a robust device that is capable of withstanding extreme operating conditions. Its layout is designed for high-reliability applications and features improved ESD, EMI, and temperature stability. Its low-temperature coefficient ensures stable performance in temperature ranges from -55°C to 125°C. It is available in an SMDP and SMDS Package, with a low-profile design suitable for many applications.

In summary, The SMDA03/TR13 is a useful device used to protect sensitive electronic components from voltage transients and surges. It works by providing a low impedance path to ground when a threshold is exceeded, thereby dissipating the excess energy and protecting the components from damage. Its robust design makes it suitable for a wide range of applications.

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