PESD5V0U1BAF Circuit Protection

Current - Peak Pulse (10/1000µs):	--
Supplier Device Package:	SOD-323
Package / Case:	SC-76, SOD-323
Mounting Type:	Surface Mount
Operating Temperature:	150°C (TJ)
Capacitance @ Frequency:	2.9pF @ 1MHz
Applications:	General Purpose
Power Line Protection:	No
Power - Peak Pulse:	--
Series:	--
Voltage - Clamping (Max) @ Ipp:	--
Voltage - Breakdown (Min):	5.5V
Voltage - Reverse Standoff (Typ):	5V (Max)
Bidirectional Channels:	1
Type:	Zener
Lead Free Status / RoHS Status:	--
Part Status:	Active

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What are TVS - Diodes?

TVS - Diodes (Transient Voltage Suppression Diodes) are protection components used to safeguard electronic equipment from voltage spikes, transients, and transients related complications. TVS\'s are similar to standard silicon diodes in that they allow current to flow in one direction only and can block current in the other direction. However, the key difference between them and other diodes is their ability to absorb and dissipate very high levels of voltage quickly, making them better suited to absorbing transient voltage spikes and protecting vulnerable electronic components.

PESD5V0U1BAF Application Field and Working Principle

The PESD5V0U1BAF is a very small, low capacitance, bidirectional unidirectional TVS diode from NXP Semiconductors. This diode is specifically designed to protect high-speed data I/Os, USB ports and other similar devices against ESD (electrostatic discharge) related transients. It has a low capacitance of 5pF in the breakdown region and a very fast response time of only 20ps making it very suitable for protecting sensitive electronic components. It also has a low clamping voltage of 5V which limits the damage caused by overvoltage transients.The PESD5V0U1BAF diode has a working principle similar to other TVS - Diodes. It functions in two basic steps. First, when a transient voltage spike is registered, the diode’s internal junctions allow the voltage spike to flow through, and the diode begins to conduct. This causes the voltage to be diverted to ground and thus dissipated. Secondly, as the spike dissipates, the diode returns to its normal, non-conducting state. This cyclic action helps protect the equipment from further damage.The PESD5V0U1BAF diode is typically recommended for high-speed data I/O, USB ports, and other similar devices. It can handle voltage spikes ranging from -4kV to 16kV, and is also capable of handling currents up to 1500A. The PESD5V0U1BAF diode is available in an ultra-small SOD-323 package for easy integration into existing designs. It is RoHS compliant and operated over a wide temperature range from -55°C to 155°C.

Conclusion

TVS - Diodes, such as the PESD5V0U1BAF diode, are essential components for protecting fragile electronic components from damaging voltage spikes, transients, and transients related complications. They are designed to have a short response time and low capacitance, making them suitable for protecting high-speed data I/O, USB ports, and other similar applications. The PESD5V0U1BAF diode is available in an easy-to-integrate, ultra-small SOD-323 package and is protective up to 16kV and 1500A.

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