MXP4KE20AE3 Circuit Protection

Voltage - Clamping (Max) @ Ipp:	27.7V
Supplier Device Package:	DO-204AL (DO-41)
Package / Case:	DO-204AL, DO-41, Axial
Mounting Type:	Through Hole
Operating Temperature:	-65°C ~ 150°C (TJ)
Capacitance @ Frequency:	--
Applications:	General Purpose
Power Line Protection:	No
Power - Peak Pulse:	400W
Current - Peak Pulse (10/1000µs):	14.5A
Series:	Military, MIL-PRF-19500
Voltage - Breakdown (Min):	19V
Voltage - Reverse Standoff (Typ):	17.1V
Unidirectional Channels:	1
Type:	Zener
Moisture Sensitivity Level (MSL):	--
Part Status:	Active
Lead Free Status / RoHS Status:	--
Packaging:	Bulk

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The MXP4KE20AE3 TVS – Diode is an ideal choice for protecting medium power single line components in overvoltage situations, such as in consumer electronics, automotive applications, internet browsers, USB ports and a variety of other market segments. It provides surge protection from static discharge, inductive loads, and power line transients that can otherwise permanently damage expensive equipment. This article covers the application field and working principle of the MXP4KE20AE3 TVS – Diode. ApplicationThe MXP4KE20AE3 is an ultra-low profile 4-line TVS-Diode designed with a protection voltage of 5.5V to 20V. This multi-line protection device is ideal for protecting digital lines that require low clamping of differential pairs. This TVS-Diode is compliant with European Directive 92/20/CEE on Explosive Atmospheres and meets UL1459 and UL1577 standards for diodes. It is designed for a broad range of protection applications in the consumer electronics, industrial electronic, and automotive electronic industries. The MXP4KE20AE3 can be used to protect sensitive electronic components from electrostatic discharges (ESD), power line surges, radio frequency interference (RFI) signals, and other electrical overstress (EOS) events. It is ideal for protecting microprocessors, boards, and other electronics from ESD and EOS in applications such as cellular phones, PDAs, laptops, network servers, and industrial controllers.Working PrincipleThe MXP4KE20AE3 TVS-Diode is based on a Zener-like structure and acts as a clamping device. When the input voltage hits the breakdown voltage, the device degrades and allows current to flow, thereby reducing the output voltage spike.When the device is triggered, the electronic components of the MXP4KE20AE3 are typically designed to limit the surge current to a safe level. The device then recovers back to normal performance as soon as the surge event is eliminated.The key features of the MXP4KE20AE3 are its low on-state resistance, fast response time, multi-level protection, and small size. The low on-state resistance results in high efficiency and minimal power dissipation. The fast response time ensures that the device will quickly activate during an event, thereby mitigating voltage spikes and limiting the energy that the circuit has to dissipate. The multi-level protection ensures that all the components in the device are adequately protected. The device’s small size makes it suitable for use in space-constrained applications.ConclusionThe MXP4KE20AE3 is an ideal solution for protecting sensitive electronic components from damaging ESD, power line surges, and other EOS events. It features low on-state resistance, fast response time, and multi-level protection. In addition, its small size makes it perfect for use in space-constrained applications. The device meets European Directive 92/20/CEE on Explosive Atmospheres and UL1459 and UL1577 standards for diodes. For these reasons, the MXP4KE20AE3 is a great choice for protecting electronics in wide range of markets from consumer electronics to automotive applications.

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