1N6137AUS

Voltage - Clamping (Max) @ Ipp:	273V
Supplier Device Package:	B, SQ-MELF
Package / Case:	SQ-MELF, B
Mounting Type:	Surface Mount
Operating Temperature:	-55°C ~ 175°C (TJ)
Capacitance @ Frequency:	--
Applications:	General Purpose
Power Line Protection:	No
Power - Peak Pulse:	500W
Current - Peak Pulse (10/1000µs):	1.8A
Series:	--
Voltage - Breakdown (Min):	190V
Voltage - Reverse Standoff (Typ):	152V
Bidirectional Channels:	1
Type:	Zener
Moisture Sensitivity Level (MSL):	--
Part Status:	Active
Lead Free Status / RoHS Status:	--
Packaging:	Bulk

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The 1N6137AUS is a part of the TVS - Diodes family, which is designed to help protect electronics from transient overvoltage caused by lightning, inductive switching, and other high speed day-to-day operations. It complements the protection provided by circuit fuses, soldering design guidelines, and other conventional protection devices. By understanding its operating parameters, its application field, and its working principle, engineers can make informed decisions about where and how it is used in their designs. Application Field The 1N6137AUS is part of a family of devices used for transient overvoltage protection. It is designed for applications between lines of 30 to 500 volts of 0.1 to 15 amperes and is suitable for use in automobiles, data communications equipment, industrial motors, solar inverters, and other similar equipment. Compared to other devices, this device is well suited for applications which require extraordinary surge protection ratings in a relatively small package size.Working Principle The 1N6137AUS operates using a dynamic bi-directional, bidirectional protection. The device begins to conduct when the voltage across it exceeds a certain threshold. This initiation occurs twice, creating an "avalanche breakover" which generate a secondary voltage spike that reduces the voltage across the device. This breakover allows for the clamping of transient voltages to a safe level. Once this threshold is exceeded, the device quickly acts to regulate the amount of current which flows, through the device. The total current is limited by the devices\' inherent dynamic breakdown protection. In order to protect itself from damage caused by overstressing it, the 1N6137AUS also has an oxide passivation layer which acts to reduce surface field concentrations and increase device robustness against shocks and other environmental factors . This passivation layer is also responsible for the device’s long lifetime of protection. Conclusion Today, circuit protection devices are essential components in almost every electronic system. With its dynamic bi-directional protection, exceptional surge protection ratings, and long lifetime of operation, the 1N6137AUS is a well-designed and valuable tools for protecting electronic circuits against transient overvoltage. By understanding its application field, operating parameters, and working principles, engineers can make informed decisions about when and how to use the device for optimal performance.

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