MP5KE60A

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TVS (Transient Voltage Suppressors) diodes are two-terminal semiconductors with an avalanche breakdown voltage that prevents circuits from experiencing an overvoltage spike, and are used to protect analog and digital components from damage caused by electrical transients. MP5KE60A is a Uni-directional 400W peak power, 600 Volt TVS diode, designed to protect voltage-sensitive components from voltage transients induced by ESD (electrostatic discharge), lightning and other transient voltage events. The device provides a low steady state leakage current and capability to absorb repetitive ESD strikes above the maximum level of IEC1000-4-2 at 26A (8/20μs).

The MP5KE60A is available in a SMAJ package, with a low profile providing a board-space savings in most applications. The device has an excellent clamping capability, with a peak pulse power capability of 400W at 10/1000μs rising to 600W at 8/20μs. Low incremental surge resistance, along with fast response time, offers additional protection. It also features an operating junction temperature of up to 150°C, with a storage temperature range of -55 to +125°C. Additionally, the device is RoHS compliant.

The MP5KE60A is ideal for a variety of circuit protection applications, including I/O, computer ports, telecom, audio/video, industrial and consumer electronic products. In particular, it is well-suited for use in portable devices, which experience higher levels of EMI (electromagnetic interference), as the device is capable of repelling fast transient signals.

The working principle of the MP5KE60A is based on the avalanche breakdown phenomenon that occurs when large amounts of current are injected into a reverse biased PN junction. When a voltage greater than the breakdown voltage is applied, electrons and hole pairs are created in the silicon crystal, and a current is created as a result. This avalanche breakdown causes the diode to clamp the voltage, thus providing protection from transient voltage events.

It is important to note that the effectiveness of the device depends on its placement in the circuit. Care should be taken to ensure that the diode is placed as close to the protected component as possible, in order to ensure the best protection. The device also has a limited life and should be replaced periodically in order to ensure continued performance. Furthermore, the device is designed for uni-directional operation only, and should not be used in applications requiring bi-directional protection.

In conclusion, the MP5KE60A is a high power, uni-directional 400W peak power, 600 Volt TVS diode designed to protect circuits from transient voltage events, and is suitable for a variety of circuit protection applications. The device has a low steady state leakage current and capability to absorb repetitive ESD strikes up to the maximum IEC1000-4-2 level, and a low profile that saves board-space in most applications. Care should be taken to ensure that the device is properly placed in the circuit in order to achieve maximum protection.

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