3KASMC43AHM3/57T Circuit Protection

Current - Peak Pulse (10/1000µs):	43.2A
Base Part Number:	3KASMC43
Supplier Device Package:	DO-214AB (SMCJ)
Package / Case:	DO-214AB, SMC
Mounting Type:	Surface Mount
Operating Temperature:	-65°C ~ 185°C (TJ)
Capacitance @ Frequency:	--
Applications:	Automotive
Power Line Protection:	No
Power - Peak Pulse:	3000W (3kW)
Series:	Automotive, AEC-Q101, PAR®
Voltage - Clamping (Max) @ Ipp:	69.4V
Voltage - Breakdown (Min):	47.8V
Voltage - Reverse Standoff (Typ):	43V
Unidirectional Channels:	1
Type:	Zener
Moisture Sensitivity Level (MSL):	--
Part Status:	Obsolete
Lead Free Status / RoHS Status:	--
Packaging:	Tape & Reel (TR)

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Introduction

TVS - Diodes (Transient Voltage Suppressor-Diode) are widely used in different types of electronic circuit protection devices and systems. They are designed to protect the circuit or system from transient voltages like high voltage spikes, supplying a limited level of current that is considered safe.The 3KASMC43AHM3/57T are TVS-Diodes that provide a very high level of protection against possible transient voltages, providing safe currents up to 27.5 Amperes. This device is able to operate at a working voltage up to 57V with a peak pulse power rating of 6000W and a breakdown voltage of 32 Volts.

TVS - Diodes Application field and Working Principle

The 3KASMC43AHM3/57T is a very useful and versatile device that can be used in many different applications. It can be used to protect circuits against overloads, high voltages, short circuits and other overloads caused by lightning induced transients.The 3KASMC43AHM3/57T is also used to provide protection against overvoltage or undervoltage conditions, and can be used as well to protect power supplies from possible overvoltage conditions. In addition, these devices can be used to protect automotive and aerospace systems from possible failure due to transient voltage levels.The working principle of TVS-Diodes is simple and quite effective. They are designed to clamp the voltage across the circuit or system to a safe value, in order to protect electronic equipment from any damage due to overvoltage. They are designed to absorb the transient energy generated by a possible overload or voltage spike, and then dissipate it safely using their internal resistance.Once a transient is sensed, the TVS-Diode will quickly reduce the voltage across the circuit, safely limiting the energy that can be dissipated and avoiding any possible damage. This is the same mechanism that is employed by overvoltage protection devices, but with the added advantage of being able to provide this protection without the need to switch the circuit off. This makes them more useful in applications where quick protection is required.

Conclusion

The 3KASMC43AHM3/57T is a very powerful and effective device that can be used to protect different types of electrical circuits and systems from any possible transient voltages. They are also designed to be able to operate at high voltages and supply safe currents up to 27.5 Amperes.Their working principle is simple and effective, and provides a quick and efficient protection from overvoltage transients. They can be used in a variety of applications, from automotive and aerospace equipments to power supply protection. As such, these devices are widely used in many different industries.

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