SMBJ110D-M3/H

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TVS (transient voltage suppressor) diodes are ubiquitous in modern electronics, providing protection against electrical overstress in a variety of applications. The SMBJ110D-M3/H is an encapsulated diode that is specifically designed for high-speed data lines and other power I/O lines in automotive and other critical applications. This diode is designed to protect against high-frequency transients (or pulses) and is ideal for a wide range of applications, from consumer electronics to automotive systems.

The SMBJ110D-M3/H is a bidirectional zener diode, meaning it can be used in both directions to clamp the voltage to a safe level for both positive and negative polarity surges. It combines a 120 volt TVS diode with a diode-connected ESD (electrostatic discharge) protection element, allowing it to handle both ESD and lightning surge transients. The diode is designed to withstand 10A of surge current, making it suitable for high-current applications such as automotive components. Additionally, the diode has a wide -55 to 175°C operating temperature range, allowing it to be used in even the most demanding applications.

The working principle of the SMBJ110D-M3/H is relatively simple. When a voltage greater than the diode\'s reverse breakdown voltage of 120 volts is applied, the diode\'s internal construction allows it to "clamp" the voltage at that level in both forward and reverse directions. This prevents transients or spikes in the voltage from overloading the protected component. The ESD protection element provides additional protection against electrostatic discharge, and its combination with the transient protection makes the SMBJ110D-M3/H ideally suited for automotive and other harsh environments.

The SMBJ110D-M3/H can be used in a variety of applications, from consumer electronics to automotive systems. In automotive applications, it can be used to protect ECUs, airbags, and other sensitive components from high-voltage transients. In consumer electronics applications, it can be used to protect USB ports, ports for charging devices, and other connectors from high-voltage transients. Additionally, the diode\'s wide operating temperature range and high surge current rating make it well-suited for power supply applications in computers, networking equipment, and other electronics.

In conclusion, the SMBJ110D-M3/H is a robust and reliable diode that is ideally suited for a variety of applications. It combines an ESD protection element and 120-volt TVS diode for protection against transients and electrostatic discharge, making it suitable for applications in automotive and other harsh environments. Additionally, it has a wide operating temperature range and high surge current rating. All these features make the SMBJ110D-M3/H an attractive choice for a variety of applications.

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