1SMB40CAT3

Current - Peak Pulse (10/1000µs):	9.3A
Base Part Number:	1SMB
Supplier Device Package:	SMB
Package / Case:	DO-214AA, SMB
Mounting Type:	Surface Mount
Operating Temperature:	-65°C ~ 150°C (TJ)
Capacitance @ Frequency:	220pF @ 1MHz
Applications:	General Purpose
Power Line Protection:	No
Power - Peak Pulse:	600W
Series:	--
Voltage - Clamping (Max) @ Ipp:	64.5V
Voltage - Breakdown (Min):	44.4V
Voltage - Reverse Standoff (Typ):	40V
Bidirectional 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Part Status:	Obsolete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 (transient voltage suppressor) diodes are semiconductor devices that are used to prevent voltage transients from damaging sensitive electronic equipment. In this article, we will discuss the application field and working principle of 1SMB40CAT3 TVS diodes.

Application Field

1SMB40CAT3 TVS diodes are widely used in aerospace, automotive, consumer electronic, and industrial applications. They are also found in consumer devices like computers, laptops, and tablets, as well as commercial devices like ATM machines and digital signal processors. In the aerospace industry, they are used in avionics, navigation and communication systems to protect important electronic components. In the automotive industry, they are used in the electrical systems of cars and trucks, protecting electronic components from surges and spikes.

Working Principle

1SMB40CAT3 TVS diodes work by providing a reliable conductive path for the current to flow in a circuit when the voltage exceeds a certain level. This helps protect the circuit from any possible short-circuits or other potential damage. The protection is achieved by connecting the two ends of the diode in the circuit in such a way that when the voltage goes beyond the diode\'s tolerance level, the diode conducts and the current passes through it, thus providing the circuit with the protection it needs. The diode can handle both transient and permanent voltage and current spikes and can therefore be used in a variety of different scenarios.1SMB40CAT3 TVS diodes are available in several different voltage ratings, which means that they can be used to protect any number of different circuits. They have an excellent response rate, meaning that they act very quickly when a current spike occurs. This helps ensure that any sensitive electronics that the circuit is protecting are not damaged by the current spike.Lastly, 1SMB40CAT3 TVS diodes are designed to be temperature and vibration-resistant, meaning that they will continue to operate correctly even if the environment they are operating in changes drastically. This makes them ideal for use in applications that need reliable and consistent protection from voltage transients.

Conclusion

In conclusion, 1SMB40CAT3 TVS diodes are a reliable and effective type of voltage protection device that can be used in a variety of different applications. They offer excellent response times and can handle voltage and current transients of different magnitudes. In addition, they are temperature and vibration-resistant, making them ideal for a wide range of environments.

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