SMA5J15AHE3/61

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TVS (Transient Voltage Suppressors) diodes are an important part of electrical circuits employed to protect against overvoltage, overcurrent, or both. The SMA5J15AHE3/61 is a specific variant of a TVS diode designed to provide protection from high voltage transients in high voltage applications. In general, TVS diodes allow current to flow in one direction (forward) and block current from flowing in the opposite direction (reverse).

The SMA5J15AHE3/61 diode is a bi-directional device that can be used in either "stand-alone" or "series" protection architectures. The device is designed to protect circuits from overvoltage transients up to 15 kV (12 kV for the reverse direction). It offers a low capacitance of only 2.6 pF, making it well suited to applications with higher frequencies. The device also offers low internal resistances and fast response times, as well as built-in protection against overvoltage transients and a low power dissipation rating for minimal heat buildup.

SMA5J15AHE3/61 is best used when the circuit has a higher voltage supply or a high voltage transient passing through it. Its low capacitance helps to protect high-speed circuits, such as those used for digital video and audio, from ESD (electrostatic discharge), EFT (electrical fast transients) and other forms of electrical transients. It can also be used to protect sensitive electronics from signal interference and power surges.

Other applications for the SMA5J15AHE3/61 include protecting LED drivers, opto-couplers, or LCD displays from overvoltage transients, as well as retrofitting existing equipment such as power supplies, medical devices, automotive systems, and communications devices. The device is designed to prevent overvoltage transients from propagating across the circuit and potentially causing damage to sensitive components.

The SMA5J15AHE3/61 works by clamping the voltage at a specific level, allowing it to absorb and suppress any voltage spikes in the system. The device can switch on/off quickly to cope with different voltage levels, allowing it to operate effectively in a wide range of applications. The device’s robust internal structure is designed to absorb an overvoltage transient without damaging the system.

The SMA5J15AHE3/61 is an effective solution to protect sensitive electronics from overvoltage transients. It offers low capacitance, excellent response times, and low power dissipation. The device is well suited for a range of high voltage and high frequency applications, such as LED drivers, opto-couplers, and LCD displays. The TVS diode helps prevent any overvoltage transients from propagating across the circuit and causing damage to sensitive components.

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