MA5KP15CA

Voltage - Clamping (Max) @ Ipp:	24.4V
Supplier Device Package:	DO-204AR
Package / Case:	DO-204AR, Axial
Mounting Type:	Through Hole
Operating Temperature:	-65°C ~ 150°C (TJ)
Capacitance @ Frequency:	--
Applications:	General Purpose
Power Line Protection:	No
Power - Peak Pulse:	5000W (5kW)
Current - Peak Pulse (10/1000µs):	206A
Series:	Military, MIL-PRF-19500
Voltage - Breakdown (Min):	16.7V
Voltage - Reverse Standoff (Typ):	15V
Bidirectional Channels:	1
Type:	Zener
Moisture Sensitivity Level (MSL):	--
Part Status:	Active
Lead Free Status / RoHS Status:	--
Packaging:	Bulk

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TVS - Diodes, or Transient Voltage Suppressors, are a type of solid-state electronics used to provide protection for electronics circuits from voltage disturbances or spikes. The MA5KP15CA is a unidirectional TVS that offers excellent ESD protection and transient protection for a wide range of electronic systems, such as automotive applications, consumer electronics, and industrial applications. This article will discuss the MA5KP15CA application field and its working principle.

Applications

The MA5KP15CA unidirectional TVS from Littelfuse is designed to protect sensitive electronic components from very high voltage transients and Electrostatic Discharge (ESD) events. It offers excellent protection from high-energy transients such as ESD, inductive kick, and machine-mode transients. The MA5KP15CA is designed to protect sensitive components such as A/D and D/A converters, TVS drivers, memory controllers, and microprocessors. It is also designed to protect the data signals from EMI/RFI noise that may be present in the environment. The MA5KP15CA is also ideal for use in automotive applications, such as automotive ECUs and power control systems. It is designed to provide reliable protection against ESD, and other transient disturbance from complex automotive networks. It can also protect engine and transmission control systems from transients, as well as the data bus from glitches and ESD events.

Working Principle

The principle of operation of the MA5KP15CA is based on the PN junction, which is the basis of all semiconductor devices. In the MA5KP15CA, this junction acts like a switch, allowing current to flow only when the voltage across the device exceeds a certain threshold. This threshold is known as the breakdown voltage, or “clamping voltage”. When a voltage transient occurs, the PN junction very quickly redirects the excess current away from the signal or component that is being protected, thus providing efficient protection from ESD, EMI, and other transient phenomena. The MA5KP15CA uses a bipolar PN junction to provide very fast switching times, which makes it highly effective for protection from very high-energy transients. The device also uses special circuitry to reduce the amount of ringing that occurs after a transient event. This feature helps to ensure that the signal is not corrupted or distorted during transmission.

Conclusion

The MA5KP15CA unidirectional TVS is a highly effective protection device for sensitive electronics components. It offers reliable protection from ESD, EMI, and other transient phenomena, and is designed to protect automotive ECUs, power control systems, and data bus systems. Its built-in circuitry ensures that the signal is not corrupted or distorted, and offers fast response times to transient events. Its low profile makes it ideal for panel-mount applications, and its low cost makes it a convenient and cost-effective protection solution for a wide range of applications.

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