SMDA03CE3/TR13

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The SMDA03CE3/TR13 (also known as an overvoltage protection semiconductor) is a type of unidirectional, transient voltage suppression (TVS) diode which is used to protect both equipment and components from any overvoltage transients or other electrostatic discharges. This type of diode provides superior protection against overvoltage transient conducted or induced by environmental external influences. It is widely used in consumer electronics including personal computers, home appliances, cellular phones, and home entertainment systems.

The device utilizes advanced unidirectional bi-directional technology, a proprietary technology from NXP® Semiconductors, to ensure that the protection it provides is comprehensive and reliable. This technology is based on a two-way, non-linear circuit architecture that provides much higher levels of protection in both normal and elevated electrical potentials. It also offers lower leakage currents in low-voltage applications. The SMDA03CE3/TR13 has a peak surge clamping voltage of about 900 V, a peak power dissipation capability of 500 W, and a self-triggering time of about 500 μs.

The working principle of the device is quite simple yet highly effective. When an overvoltage transient is detected, the TVS Diode responds by clamping the voltage through conduction of the diode. This clamping action limits the voltage across the protected equipment or component to a safe level, thus preventing any permanent damage or risk of data loss due to the overvoltage event.

The SMDA03CE3/TR13 has a wide range of application fields, particularly in automotive electronics, communications equipment, computers, consumer electronics, and industrial automation. It is designed to meet the stringent requirements of IEC 61000-4-2, IEC 60950, and UL 94V-0 standards. It provides superior protection to the electrical system from damage caused by transient surges caused by electrostatic discharges (ESD) and inductive switching.

In automobile applications, the SMDA03CE3/TR13 works in conjunction with fuses and circuit breakers to protect the electrical systems and devices from electrical transients. It can also be used in industrial automation systems, computers, and consumer electronics devices where vulnerable wires and sensitive components are at risk of damage due to high voltage transients. It also offers protection against electromagnetic interference (EMI) from outside sources. The low leakage current of the diode ensures a long lifetime for the protected equipment and helps to improve the reliability and efficiency of the system.

In conclusion, the SMDA03CE3/TR13 is an advanced TVS diode that has a wide range of application fields and provides reliable protection against overvoltage transients from electrostatic discharges and inductive switching. It utilizes a proprietary unidirectional bi-directional technology for superior protection and is compatible with UL 94V-0 standards. It offers a reliable and low-cost solution to protect electrical systems and devices from electrical transients.

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