MXLSMBG110A Circuit Protection

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TVS diodes are components designed to protect electronics or electrical components from voltage spikes and transients. The maximum peak pulse power rating of a TVS diode device is determined by its peak pulse current limit, i.e., the amount of short circuit current that can flow through the unit safely without causing it to fail prematurely. MXLSMBG110A is one type of TVS diode that is specially designed for the automotive industry.

The MXLSMBG110A is an advanced silicon avalanche diode (SAD) that is optimized for automotive applications. It provides a low total inductance, low capacitance, and low total capacitance. Compared to other TVS diodes, the MXLSMBG110A offers better surge current capacity and surge voltage protection. It has a peak pulse power rating of 140 watts.

In automotive applications, the MXLSMBG110A is used to protect components that are prone to voltage transients and spikes. This includes circuits that require power supply protection, such as radios, navigation systems, lighting, and HVAC systems. The device can also be used for protection against ESD and EMI.

The device’s working principle is based on the avalanche breakdown effect. When a high voltage is applied across the MXLSMBG110A, it goes into breakdown mode and the current starts to increase rapidly. This creates a large number of temporarily free-floating charge carriers that act as a virtual “clamp” circuit, limiting the voltage across the device. This current-limiting effect of the breakdown is what provides the protection against voltage transients.

The MXLSMBG110A has a very fast response time of less than 20 nanoseconds, which makes it ideal for automotive applications. The device also has very low reverse leakage and very low capacitance, which helps reduce the ringing that can occur during a circuit’s response to a voltage spike.

The MXLSMBG110A has a wide operating temperature range and is UL certified, which makes it suitable for use in a variety of automotive applications. It is available in surface mount and through-hole packages with a variety of pin counts and footprints. The device is RoHS compliant and meets the AEC-Q101 standard for use in automotive applications.

In summary, the MXLSMBG110A is an advanced TVS diode optimized for use in automotive applications. It provides fast response times, low capacitance, and low leakage, and is rated for up to 140 watts of peak pulse power. It is UL certified, RoHS compliant, and AECQ101 compliant.

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