5KP54A-HRA

Voltage - Clamping (Max) @ Ipp:	87.1V
Supplier Device Package:	P600
Package / Case:	P600, Axial
Mounting Type:	Through Hole
Operating Temperature:	-55°C ~ 175°C (TA)
Capacitance @ Frequency:	--
Applications:	General Purpose
Power Line Protection:	No
Power - Peak Pulse:	5000W (5kW)
Current - Peak Pulse (10/1000µs):	58.6A
Series:	5KP-HRA
Voltage - Breakdown (Min):	60V
Voltage - Reverse Standoff (Typ):	54V
Unidirectional Channels:	1
Type:	Zener
Moisture Sensitivity Level (MSL):	--
Part Status:	Active
Lead Free Status / RoHS Status:	--
Packaging:	Tape & Reel (TR)

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Introduction

TVS - Diodes, also known as Transient Voltage Suppressors, are semiconductor devices used for protection against electrostatic discharge (ESD) and other electrical overstresses. They protect sensitive electronic components from damage when exposed to excessive voltage or current. The 5KP54A-HRA is a high speed high power TVS diode designed to provide superior protection against electrical overstress. This article will discuss the application field of the 5KP54A-HRA and the working principle behind it.

Application Field of 5KP54A-HRA

The 5KP54A-HRA has an impressive range of application fields. It is used when high power protection is required and as part of many devices, including automotive electronic systems, data buses, computer interfaces, cell phones, and home electronics. The 5KP54A-HRA is specifically designed for high speed field applications, as the short clamping time performance ensures the highest level of protection. The 5KP54A-HRA has a unidirectional response, meaning it can protect different devices against only one direction of over-voltage. It is widely used specifically in communications applications, as it has been proven to be very effective in limiting Ring Wave (narrow band surge) and electrostatic discharge.

Working Principle of 5KP54A-HRA

The working principle of the 5KP54A-HRA is based on a junction mechanism. Its clamping voltage is triggered when an over-voltage spike is applied to its terminal, resulting in the built-up of electric field across the junction. When this electric field reaches a critical value, current will flow and the devices in the circuit will be protected from further damage. The 5KP54A-HRA is made up of a Zener diode and a Schottky diode in series. The Zener diode provides the desired breakdown voltage while the Schottky diode is used in order to reduce the turn-on time and the clamping voltage level. The current is diverted and the voltage spike is clamped using the two diodes, therefore providing the protection for the device in the circuit.

Conclusion

In summary, the 5KP54A-HRA is a high speed, high power TVS diode designed to provide superior protection against electrical overstress. It has a wide range of application fields and is often used in communications applications. The 5KP54A-HRA works on a junction mechanism and is composed of a Zener diode and a Schottky diode. This unique combination of elements ensures the highest level of protection against Ring Wave and electrostatic discharge.

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