MXP4KE51AE3 Circuit Protection

Voltage - Clamping (Max) @ Ipp:	70.1V
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):	5.7A
Series:	Military, MIL-PRF-19500
Voltage - Breakdown (Min):	48.5V
Voltage - Reverse Standoff (Typ):	43.6V
Unidirectional Channels:	1
Type:	Zener
Moisture Sensitivity Level (MSL):	--
Part Status:	Active
Lead Free Status / RoHS Status:	--
Packaging:	Bulk

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MXP4KE51AE3 – TVS Diode

Discrete TVS Diodes, such as the MXP4KE51AE3, provide improved protection against electrostatic discharge (ESD) and electrical fast transient (EFT) events. In general, they are components designed to protect sensitive electronic circuits, systems, and components from external electrical threats. By absorbing and dispersing sudden, high-amplitude energy spikes, TVS diodes, such as the MXP4KE51AE3, can prevent damage or destruction of the components they are designed to protect.

The Applications of MXP4KE51AE3

The MXP4KE51AE3, also known as a iSource static suppression diode, is specifically designed for stereo audio/video circuit protection from transients. It is typically used in audio/video systems, set-top boxes, home theater systems, recorders, amplifiers, and DVD players. By providing primary protection for server, set-top-box, and telecom equipment, MXP4KE51AE3 diodes can help improve product reliability and reduce warranty costs.

Working Principle

When the electrical environment is working, the MXP4KE51AE3 diodes become reverse biassed. In this mode, no current flows through the part. However, when the voltage across the part exceeds the TVS diode threshold voltage, such as with an ESD or EFT, the diodes become forward biassed. This forward-biassed state allows the electrostatic current to flow through the diode and be dissipated or absorbed within the device.The dissipation or absorption of the electrostatic current created by the ESD or EFT event is what ultimately protects the electronics from possible damage or destruction. The MXP4KE51AE3 diodes can absorb up to 29A peak pulse current, with excellent clamping performance at large discharge currents.

Conclusion

TVS diodes, such as the MXP4KE51AE3, are essential components for protecting sensitive electronic devices and systems. By dissipating or absorbing ESD and EFT spikes, the MXP4KE51AE3 can provide the necessary primary protection needed for server, set-top-box, and telecom equipment. When used in audio/video systems, set-top-boxes, home theater systems, recorders, amplifiers, and DVD players, it can help improve product reliability, reduce warranty costs, and keep your electronics safe.

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