MP5KE17CAE3

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The MP5KE17CAE3 is an electronic component belonging to the family of Transient Voltage Suppressor (TVS) devices or voltage clamping diodes, which provide protection of integrated circuits from destructive transients. This component in particular integrates two TVS diode arrays in an SMPD (SMC) package, which makes its versatility ideal for customers looking for miniaturization solutions and reduced board-area, and for the construction of circuits with high levels of surge protection.

The MP5KE17CAE3 is principally used in communication and automotive equipment, as it can protect against surges up to non-repetitive peak pulse power as high as 17A (8/20μs) or repetitive peak pulse power of 10A (8/20μs). It also has a low leakage current down to 0.2μA at 25°C which lets it operate for extended periods of time without sacrificing performance. Additionally, due to its low capacitance value of 1.5pF (typ. @ 1MHz), circuits protected by the MP5KE17CAE3 can operate at high frequencies without degradation of signal quality.

The working principle of the MP5KE17CAE3 is based on the concept of voltage clamping. In principle, this device presents a controlled and seeded conduction path for currents, and the built-in Zener diode or avalanche diode directs this current away from the sensitive components or circuits when the device is subjected to voltage transients. In this way, these high-energy surges are “clamped” and dissipated to ground before the voltage can cause damage to the protected circuit.

In summary, the MP5KE17CAE3 is an excellent option to be taken into consideration for the protection of sensitive circuits from transients and surges. Its small size, low capacitance value and relatively high peak pulse power ratings make it a suitable solution for high-end telecommunications and automotive applications and for those circuits with high pulse current environments.

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