SLD54U-017-B

Voltage - Clamping (Max) @ Ipp:	87.1V
Supplier Device Package:	P600
Package / Case:	P600, Axial
Mounting Type:	Through Hole
Operating Temperature:	-55°C ~ 175°C (TJ)
Capacitance @ Frequency:	--
Applications:	Automotive
Power Line Protection:	No
Power - Peak Pulse:	5000W (5kW)
Current - Peak Pulse (10/1000µs):	58.6A
Series:	Automotive, AEC-Q101, SLD
Voltage - Breakdown (Min):	60V
Voltage - Reverse Standoff (Typ):	54V
Unidirectional Channels:	1
Type:	Zener
Moisture Sensitivity Level (MSL):	--
Part Status:	Active
Lead Free Status / RoHS Status:	--
Packaging:	Bulk

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Introduction to TVS Diodes

TVS (Transient Voltage Suppressor) diodes are designed to absorb brief electrical transients and are used as a surge protector. They are unidirectional devices that will conduct in the forward direction and clamp — i.e., limit — the peak voltage when a voltage spike occurs. They are commonly used in automotive circuits, high-tech equipment, and in any other application where protection from transients is necessary.

SLD54U-017-B

The SLD54U-017-B is a unidirectional unijunction transient voltage suppressor diode (TVS), which is designed to protect a wide variety of electronic devices from damage caused by transient overvoltage conditions. The SLD54U-017-B is a unidirectional device that is designed to absorb transient surge voltages caused by events such as electrostatic discharge, lightning, and load switching.

Application Fields

The SLD54U-017-B is designed to protect a wide variety of electronic devices from damage caused by transient overvoltage conditions. It is suitable for a variety of applications, including automotive, consumer electronics, telecommunications systems, industrial controls, and more.In automotive applications, the SLD54U-017-B is used to protect vehicle components such as alternators and electronic control units from damage caused by high-voltage transients. In consumer electronics and telecommunications systems, it is used to protect components from damage caused by ESD (electrostatic discharge). The SLD54U-017-B is also used in industrial controls such as factory automation systems to protect controllers from overloads and high-voltage transients.

Working Principle

The SLD54U-017-B is a unidirectional unijunction diode, which means that it is designed to conduct in one direction only. The diode has a breakdown voltage of 9 Volts, which means that when the voltage of a signal applied to the diode exceeds 9 Volts, the diode will begin to conduct and clamp the voltage at that level. This is known as “clamping” the voltage, as the diode will limit the voltage to no higher than the breakdown voltage.When a voltage spike occurs, the diode will absorb the energy and conduct it to ground, thus protecting the circuit from damage. The diode also acts as a filter, which suppresses any high-frequency transients.

Conclusion

The SLD54U-017-B is a unidirectional unijunction transient voltage suppressor diode (TVS) that is designed to protect a wide variety of electronic devices from damage caused by transient overvoltage conditions. It is suitable for a variety of applications, including automotive, consumer electronics, telecommunications systems, industrial controls, and more. It has a breakdown voltage of 9 Volts and will clamp to the peak voltage when a voltage spike occurs. In addition, the diode acts as a filter, which suppresses any high-frequency transients.

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