ESD12VD3B-TP

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TVS - Diodes are widely used in many different applications in order to protect against electrical transients. The ESD12VD3B-TP is one such device that is designed for protection against electrostatic discharge (ESD). The device is a small, low capacitance, fast-recovery transient voltage suppressor (TVS) that is designed to protect low voltage systems from high capacitance ESD impulses.

The device’s application field include audio/video equipment, telecom and industrial equipment, personal computer (PC) motherboards, and various computer peripherals. The device is also suitable for high-speed data transmission in ESD protection applications, as well as for ESD protection on digital logic interface pinout.

The ESD12VD3B-TP offers very low clamping voltage, ESD protection to 24V, and a simple connection method. The device also features fast response time and continuous voltage protection without the need for discrete components.

The working principle of the device is based on clamping. The device is essentially a voltage-dependent resistor, which is made up of an n-type semiconductor layer and a p-type semiconductor layer. When the device is subject to a voltage above its breakdown voltage, the two layers switch from p-n to n-p, allowing current to flow. This current then clamps the voltage, so that it does not rise above the breakdown voltage.

The device also features an internal diode, which is used to direct the electrical current away from the clamping layers, once the device is triggered. This provides overvoltage protection and helps to prevent damage to other components in the system.

Overall, the low capacitance and fast-recovery transient voltage suppressor device is designed to protect systems from ESD in audio/video, telecom, and industrial equipment applications. The device’s working principle is based on clamping, which is provided by its internal diode to prevent overvoltage damage.

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