NIS1161MTTAG Circuit Protection

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TVS (transient voltage suppressor) diodes are designed to protect sensitive electronic circuits from damage due to transient voltage spikes and electrical noise. The NIS1161MTTAG is a popular TVS diode manufactured by the Japanese company Nihon Interconnect System Co., Ltd. The NIS1161MTTAG is designed for protection from electrical stress in electronic equipment in industrial and consumer applications.

The NIS1161MTTAG is a bi-directional, bidirectional TVS diode with a breakdown voltage of 11.6V. The device is constructed of a series of two diodes in a configuration that allows current to flow both ways (unidirectional). The device has a low on-state voltage drop (less than 0.3V) and low capacitance (5pF or less).

The NIS1161MTTAG has various applications, including protection of sensitive electronic equipment from electrostatic discharge (ESD) performance and protection from voltage transients and noise found in computers, peripherals, and communications systems. It can be used as circuit protection in industrial applications, such as in automotive and factory automation systems, and in consumer applications, such as personal computers, networking equipment, and consumer electronics.

In industrial applications, the NIS1161MTTAG provides ESD protection for I/O interfaces, such as UARTs, USB, CAN, and Ethernet controllers. In consumer applications, the device protects DVI, HDMI, and DisplayPort connectors and can be used as protection against transients and noise in consumer electronics. The NIS1161MTTAG also provides surge protection for automotive and healthcare applications.

The working principle of the NIS1161MTTAG is that, when an overvoltage transient (an ESD event or a voltage surge) occurs, the device clamps the voltage to a safe level and conducts current away from the circuit being protected. The device is designed to dissipate large amounts of power very quickly in order to protect sensitive circuits from damage. The device is rated for up to 4.4 kilovolts (kV) of ESD protection and up to 125 amps (A) of surge protection.

The NIS1161MTTAG is also designed for high reliability. The device is hermetically sealed and is RoHS compliant. The device has a surge energy rating of 8.6J and an operating temperature range of -55 degrees Celsius to +125 degrees Celsius. The device also has an extended moisture resistance lifetime rating of 50 years.

In conclusion, the NIS1161MTTAG is a robust and reliable TVS diode designed for protection from electrical stress from ESD and transient and noise signals in both industrial and consumer applications. It provides up to 4.4kV of ESD protection and up to 125A of surge protection. The device is designed for high reliability and extended life expectancy.

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