ESD122DMYR Circuit Protection

Voltage - Clamping (Max) @ Ipp:	8.4V (Typ)
Supplier Device Package:	3-X2SON (1.3x0.6)
Package / Case:	3-SMD, No Lead
Mounting Type:	Surface Mount
Operating Temperature:	-40°C ~ 125°C (TA)
Capacitance @ Frequency:	0.2pF @ 1MHz
Applications:	HDMI, USB
Power Line Protection:	No
Power - Peak Pulse:	20W
Current - Peak Pulse (10/1000µs):	2.5A (8/20µs)
Series:	--
Voltage - Breakdown (Min):	5.1V
Voltage - Reverse Standoff (Typ):	3.6V (Max)
Bidirectional Channels:	2
Type:	Zener
Moisture Sensitivity Level (MSL):	--
Part Status:	Active
Lead Free Status / RoHS Status:	--
Packaging:	Tape & Reel (TR)

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Introduction to ESD122DMYR

ESD122DMYR is a transient-voltage-suppression (TVS) diode developed by Semtech Corporation. This device has a dual-line protection structure and an integrated zener diode, which ensures that it can effectively protect against electrostatic discharge (ESD) and voltage transients. It combines junction capacitance, power dissipation and ESD protection capabilities into a single package.

Application Field of ESD122DMYR

ESD122DMYR is suitable for consumer electronic products, such as computers, wireline/wireless communications systems, automotive electronics, and other sensitive circuits. With a low capacitance, this device can provide a reliable ESD protection and effectively reduce the chance of any circuit malfunction. It is also suitable for other digital signal lines, such as source drivers, wireline/fiber transceivers, RF/IF tuners, and power ICs, etc.

Working Principle of ESD122DMYR

When an electrostatic discharge occurs, the ESD122DMYR provides a conducting path to safely and effectively dissipate the ESD energy. The diode has two separate zener diodes, one for low voltage and one for high voltage. When the voltage exceeds the breakdown voltage of either zener diode, current will flow through the diode and the ESD energy will be dissipated as heat. The device has a built-in voltage clamping circuit which prevents the voltage on the circuit from exceeding the breakdown voltage of the device. This protects the device\'s sensitive components from the damage caused by transient voltage spikes. In addition, the device is also designed with a low capacitance which minimizes the circuit\'s high frequency noise.

Advantages of ESD122DMYR

The ESD122DMYR offers a variety of advantages over other TVS diodes. It has a low capacitance which helps reduce the noise on sensitive circuit components, and its integrated zener diodes provide robust ESD and voltage transient protection. It also has an extremely small footprint which makes it suitable for high density applications. Additionally, the device has excellent power dissipation capability which enables it to handle large ESD pulses without overheating.

Conclusion

ESD122DMYR is a highly reliable and versatile transient-voltage-suppression (TVS) diode developed by Semtech Corporation. This device has a dual-line protection structure and integrated zener diodes which provide robust protection against electrostatic discharge (ESD) and voltage transients. It is suitable for various consumer electronic products, such as computers, wireline/wireless communications systems, automotive electronics, and other sensitive circuits. Furthermore, the device has a low capacitance which helps reduce noise on these circuits, an extremely small footprint which enables it to fit in high density applications, and an excellent power dissipation capability which prevents it from overheating.

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