MXLSMBG75AE3 Circuit Protection

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TVS diodes are an important component for ensuring the reliability of electronic systems. The MXLSMBG75AE3 is one example of a TVS diode used to protect against overvoltage conditions.

Applications

The MXLSMBG75AE3 is designed to protect two-way communication ports such as USB, IEEE 1394, and RS232 ports from transient overvoltage. It is designed to absorb ESD and transient Voltages on these communication ports. It can also be used to protect against electrical surges such as those caused by lightning, power surges, and other short-duration transients.

Working Principle

The MXLSMBG75AE3 features a two-stage protection system that consists of an ESD clamp and a medium-to-high protection shunt. The ESD clamp is used to dissipate pre-breakdown energies released during an ESD or EFT event. It works by diverting the initial current surge away from the intended device and instead dissipating it in the ground path. The medium-to-high protection shunt is used to absorb the higher-order transient pulses. It works by shunting the current away from its intended device and providing a conductive path for the current to dissipate safely into the ground plane.

Conclusion

The MXLSMBG75AE3 is a high performance TVS diode used to protect sensitive electronic systems from transient overvoltage and ESD pulses. Its two-stage protection system ensures reliable protection from both pre-breakdown and higher-order transient pulses.

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