Voltage - Clamping (Max) @ Ipp:	20.1V
Supplier Device Package:	DO-220AA (SMP)
Package / Case:	DO-220AA
Mounting Type:	Surface Mount
Operating Temperature:	-55°C ~ 150°C (TJ)
Capacitance @ Frequency:	--
Applications:	General Purpose
Power Line Protection:	No
Power - Peak Pulse:	400W
Current - Peak Pulse (10/1000µs):	19.9A
Series:	TransZorb®, eSMP®
Voltage - Breakdown (Min):	12.2V
Voltage - Reverse Standoff (Typ):	11V
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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SMP11-M3/84A application field and working principle

Introduction:

SMP11-M3/84A is a type of Transient Voltage Suppressor (TVS) Diode designed for applications such as protecting circuits against voltage spikes, and other transients. It is the most common type of TVS diode, with a high surge current handling capability and low clamping voltage, making it suitable for use in a wide range of applications.

Application Field:

The SMP11-M3/84A TVS Diode is suitable for use in a variety of applications, such as automotive, consumer electronics, computer and communication systems, and high-frequency power transmission. In automotive applications, these diodes are used to protect sensitive circuits from power spikes such as engine over-revving, lightning surges, or short circuits. In consumer electronics applications, they are used to protect component such as microprocessors from electrostatic discharge. In computer and communication applications, these diodes are used for protection of sensitive circuits against electromagnetic interference. In high-frequency power transmission applications, these diodes are used to protect transmission lines from power surges. Additionally, these devices are also used for protection of photovoltaic cells from high current surges or lightning strikes.

Working Principle:

The SMP11-M3/84A is a unidirectional TVS diode, also known as a flyback diode. When the reverse voltage of this device exceeds the specified voltage, the diode starts conducting, and provides a low resistance path for the excessive current. This low resistance path limits the voltage across the protected circuit, thus providing surge protection.The SMP11-M3/84A TVS Diode has a relatively low clamping voltage, which make it suitable for use in a wide range of applications requiring moderate protection. Additionally, this device is capable of handling high surge currents, making it suitable for use in power transmission circuits.

Conclusion:

In conclusion, the SMP11-M3/84A TVS Diode is a proven and reliable transient voltage surge protection device, suitable for a wide range of applications. It is the most common type of TVS diode due to its high surge current handling capability and low clamping voltage, making it suitable for use in a variety of applications.

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