SA45C-E3/54

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TVS (Transient Voltage Suppressors) are devices designed to protect sensitive electronic components and circuit boards from damage due to overvoltage and transients. The SA45C-E3/54 is a P-channel TVS diode, suitable for ESD protection, high current handling and overvoltage protection.

The SA45C-E3/54 is built with a light-weight, hermetically sealed package with two viasholes, the anode and the cathode, which make it ideal for use in high vibration and challenging thermal environments. Its high surge capability with low capacitance and low capacitance leakage make it suitable for high-speed data protection.

The SA45C-E3/54 is a unidirectional device, the anode connected to the positive voltage supply and the cathode connected to the ground. In normal operation, the device is non-conducting, no current flows between the anode and the cathode. During an overvoltage or high-voltage transient, the diode will enter its breakdown region, allowing current to flow from anode to cathode. This provides protection for sensitive components and circuit boards from damage due to voltage surges.

The working principle of the SA45C-E3/54 is based on the reverse breakdown voltage of the device. In normal operation, the diode is non-conducting and no current flows. When the reverse breakdown voltage of the diode is exceeded, the current passes from the anode to the cathode. The result is that the SA45C-E3/54 functions as a clamp for controlling the voltage applied to the load.

The SA45C-E3/54 has a wide range of applications. It can be used in the protection of high-speed data lines, such as USB, RS232, RJ45, VGA, and DVI interfaces, and also in the protection of telecom and computer equipment against ESD and other overvoltage transients. It can also be used in automotive and military applications.

The SA45C-E3/54 is an ideal choice for protecting sensitive electronic components and circuits from damage due to overvoltage and transients. Its light-weight package, high surge capability and low capacitance leakage make it suitable for a wide variety of applications.

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