Series:	--
Packaging:	Tube
Lead Free Status / RoHS Status:	--
Part Status:	Active
Moisture Sensitivity Level (MSL):	--
Voltage - Clamping:	--
Technology:	Mixed Technology
Number of Circuits:	6
Applications:	General Purpose
Mounting Type:	Surface Mount
Package / Case:	8-SOIC (0.154", 3.90mm Width)
Supplier Device Package:	8-SOIC

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SP721ABG Application Field and Working Principle

TVS - Mixed Technology

The SP721ABG is a bidirectional, unidirectional, and bi-directional transient voltage suppressor (TVS) diode from the Mixed Technology family. The TVS diode contains both a bipolar junction transistor (BJT) and a Zener diode in a single package. The SP721ABG is ideal for ESD protection in applications where multiple breakdown voltage levels (from 3V to 516V) are required. The SP721ABG is designed to protect communication and control systems from overvoltage transients caused by ESD, electromagnetic interference (EMI), or electrostatic discharge (ESD).TVS diodes are semiconductor components that are designed to protect integrated circuits and other sensitive electronic devices from excessive voltage transients or overvoltage conditions. A TVS diode clamps high voltage spikes on a circuit in the forward direction in order to protect circuit components from overvoltage damage. In addition, TVS diodes can be used to protect sensitive circuits from electrostatic discharge (ESD) damage. The SP721ABG is comprised of two electronic components, a Zener diode which is responsible for the clamping action and a BJT which helps control the voltage level. The Zener diode allows a constant voltage level, or “clamp voltage”, to be maintained across the diode. The BJT is used to regulate the clamping level and to cause a gradual decrease in the voltage across the diode as the applied voltage increases. This helps to ensure that the diode does not provide too much protection at high voltages, which can damage the components it is protecting. The SP721ABG is rated to provide bidirectional, unidirectional, and bi-directional ESD protection. The bidirectional design provides protection against both positive and negative ESD transients, whereas the unidirectional and bi-directional designs provide protection against one type of ESD transient. The SP721ABG is available in a variety of breakdown voltage options ranging from 3V to 516V, depending on the application requirements. The SP721ABG is designed for a wide range of applications, including digital and analog circuit protection, automotive, telecommunications, RF systems, and industrial applications. The SP721ABG is commonly used in communication and control systems to provide overvoltage protection from ESD events, electromagnetic interference, and other transient events. The TVS diode is also suitable for use in medical equipment, consumer electronics, and other high-reliability applications where multiple protection levels are required.In conclusion, the SP721ABG is a mixed technology transient voltage suppressor (TVS) diode from the Mixed Technology family. The SP721ABG is ideal for ESD protection in applications where multiple breakdown voltage levels are required. The diode is rated to provide bidirectional, unidirectional, and bi-directional ESD protection with voltage breakdowns ranging from 3V to 516V. The SP721ABG is suitable for a wide range of applications, including digital and analog circuit protection, automotive, telecommunications, RF systems, and industrial applications.

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