MXLP4KE120AE3 Circuit Protection

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The MXLP4KE120AE3 is a Transient Voltage Suppressor (TVS) Diode from ON Semiconductor. TVS Diodes are extensively used in electronic systems that require protection from transient voltages due to their superior suppression capability. Protected systems include microcontrollers, microprocessors, power supplies, telecom equipment, and more. This device is designed according to a quad line interface (QLI) for increased power clamping capability.

The MXLP4KE120AE3 is designed with a 600W peak power pulse (10/1000 μs) capability. It is designed to offer high peak pulse power and hold-off voltage over a wide temperature range. Its low reverse leakage, low reverse current, and fast response time make it ideal for protecting against a wide range of transient events, particularly over-voltage spikes. It also offers excellent suppression of line noise and supports the prevention of damage caused by fast transient over-voltage exposures.

The MXLP4KE120AE3 is rated for a peak power of 600W (10/1000 μs) with a power clamping voltage of 110V and a standoff voltage of 12VDC. It has a maximum reverse current of 0.2uA at 6.5V. Its peak pulse power is capable of handling transients up to 10A. Its response time is typically less than 1nS to protect system components.

The working principle of the MXLP4KE120AE3 is simple. It is designed to connect in parallel to the power line of the circuit to be protected and is typically positioned close to the power connector. When exposed to a surge or overvoltage, the diode is triggered and diverts the excess energy away from the circuit. This saves the other components in the system from serious damage.

The MXLP4KE120AE3 is ideal for applications where strong over-voltage protection and fast response times are essential. Common applications include protection against lightning strikes, power transients, and over-voltage conditions. Such conditions can cause significant voltage spikes which can damage delicate circuits, such as microcontrollers. It is also suitable for automotive applications such as airbags, engine control modules, and anti-lock brakes.

In summary, the ON Semiconductor MXLP4KE120AE3 TVS Diode is a reliable solution for protecting systems from transient voltage events. It is rated for high peak power and fast response times, making it ideal for a wide range of applications. It is easy to use and provides superior protection from over-voltage events.

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