MXL5KP58CA Circuit Protection

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Transient Voltage Suppressors (TVS) are used to prevent damage to semiconductor devices caused by electrical overstress (EOS) from energy spikes. This can be due to electrical transients or EMP (electromagnetic pulse) resulting from lightning strikes, system faults, and other unpredictable characteristics of electrical systems. The MXL5KP58CA is a popular TVS diode designed to protect sensitive circuits against voltage transients.

The MXL5KP58CA is a 5.0 Volt bidirectional suppressor diode with a low clamp voltage rating of 51V when sourced with 100 A of surge current. It is designed to meet the automotive industry’s requirements on Surface Mounted Devices (SMDs). Its high power surface mount package enables it to operate up to 375°C junction temperature, making it suitable for under-hood and other high temperature applications.

The MXL5KP58CA is designed to help protect against a wide range of overvoltage events. It features a wide operating voltage range from -40 to +125°C, providing excellent protection against high-energy, low-frequency transients. Furthermore, the diode has a low capacitance rating of only 9.8pF, making it suitable for protecting sensitive digital circuits from voltage transients.

The MXL5KP58CA works by clamping the overvoltage to a lower level that is safe for the protected device. When the power supply voltage exceeds the diode’s Breakdown Voltage (BV), the diode is activated and the power supply voltage is reduced. The industry-standard clamping voltage is typically specified as the maximum voltage allowed after the diode has activated. The MXL5KP58CA’s low clamp voltage of 51V at 100A of surge current allows for a wide range of protection without significantly affecting the power ratings of the protected devices.

The MXL5KP58CA is ideal for automotive and industrial applications. It can be used to protect micro-controller and MEMs based systems from overvoltage transients due to ESD, EMI, and EMC. It is also suitable for protecting digital audio systems from line noise and plugging errors. Furthermore, the MXL5KP58CA is designed to meet the automotive industry’s SMD requirements, making it a cost-effective and reliable solution for protecting sensitive circuits.

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