SMOV25S301NP

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TVS - Varistors, MOV’s are used in a variety of applications for protection of electrical and electronic circuits against damaging surges. They are effective in limiting transient voltages and current that can get induced in such circuits. MOV’s are usually fabricated in the form of discrete elements that cannot be integrated onto a PCB, while TVS or transient voltage suppression devices are available as both discrete components and as integrated circuits (ICs) that can be mounted on PC boards.

The TVS SMOV25S301NP (Surge Protective Device) is an integrated circuit that provides high-frequency transient voltage suppression for use in space mission and other communication systems where reliable data transmission and storage are imperative. This particular TVS device has a maximum rating of 28V (DC) reverse, 25V (DC) forward and a stand-off voltage of 18V. It can provide transient over-voltage protection for microelectronic circuits with power levels up to 2A.

The device features a latching technology which allows it to reset itself after protection occurs. In addition, the SMOV25S301NP device offers superior surge survivability due to its tight tolerance reverse bias characteristics. The device also features fast switching response times (<1µs) with low power consumption (100mW); it exhibits very low capacitance, making it suitable for applications requiring high data rates, and it features a low clamping voltage profile.

The working principle of the SMOV25S301NP device is fairly simple. It consists of a p-channel MOSFET which is connected in series with a Zener diode to form a two-port voltage regulating circuit. When an over-voltage occurs on the input side of the circuit, the MOSFET turns ON, acting as a switch. This causes current to flow from the input side to the output side of the circuit, where it is clamped off by the Zener diode. The Zener diode ensures that the voltage on the output side of the circuit does not exceed the stand-off voltage of the device. In this way, the SMOV25S301NP device provides a reliable, low voltage protection solution for sensitive electronic devices.

The SMOV25S301NP is a great choice for a wide range of applications, including: telecommunication systems, automotive systems, office automation equipment, industrial control systems, and home appliance electronics. It is also suitable for use in high-end computing systems and networking applications. The SMOV25S301NP device provides superior protection for these sensitive electronics devices, ensuring data integrity and reliable performance.

In conclusion, the SMOV25S301NP is an integrated circuit that provides high-frequency transient voltage suppression for use in communication systems. This device features fast switching response times and a low clamping voltage profile, making it suitable for high data rate applications. The device consists of a p-channel MOSFET which is connected in series with a Zener diode, providing reliable low-voltage protection for sensitive electronics devices. This device is well-suited for use in a variety of applications, both in the industrial and consumer sectors.

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