PESD5V0V4UF,115 Circuit Protection

Current - Peak Pulse (10/1000µs):	1.5A (8/20µs)
Base Part Number:	PESD*V4U
Supplier Device Package:	6-XSON, SOT886 (1.45x1)
Package / Case:	6-XFDFN
Mounting Type:	Surface Mount
Operating Temperature:	-65°C ~ 150°C (TA)
Capacitance @ Frequency:	12pF @ 1MHz
Applications:	General Purpose
Power Line Protection:	No
Power - Peak Pulse:	16W
Series:	--
Voltage - Clamping (Max) @ Ipp:	13V
Voltage - Breakdown (Min):	6.4V
Voltage - Reverse Standoff (Typ):	5V (Max)
Unidirectional Channels:	4
Type:	Zener
Moisture Sensitivity Level (MSL):	--
Part Status:	Obsolete
Lead Free Status / RoHS Status:	--
Packaging:	Tape & Reel (TR)

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Introduction to TVS - Diodes

TVS - diodes are a type of device designed to protect other circuit components from large voltage transients, commonly referred to as overvoltage, by diverting or clamping excessive transient energy. The acronym TVS stands for transient voltage suppression. TVSs have been designed to handle peak transient service as well as protect from high sustained voltage on either an AC or DC line.

PESD5V0V4UF,115 Application Field and Working Principle

The PESD5V0V4UF,115 is an ESD protection diode designed to protect electronic components from electrostatic discharge. It was designed for high sustainable ESD performance, and is rated at 5pF capacitance with 4kV of ESD protection. Its low insertion loss also ensures high speed signal integrity, making it ideal for high-speed data line protection applications.The function of the diode is to prevent electrical current from flowing in reverse while allowing it to flow in the forward direction. This is due to the diode’s internal construction, which consists of two semiconductor layers: a p-type and an n-type. When the device is in the forward direction, the voltage applied to the device’s anode is greater than at the cathode and the device becomes conductive, allowing current to flow through it. In the reverse direction, however, the voltage presented at the anode is less than at the cathode, and the device becomes non-conductive, preventing current flow.During electrical overstress, the PESD5V0V4UF,115 acts as a short circuit, diverting and removing excessive current by providing a divert path for it to follow. At the same time,it also provides an adjustable overload protection to prevent downstream components from being damaged by extreme voltage. This is achieved through a combination of its high-current capacity, low capacitance, and adjustable voltage clamping.

Conclusion

In conclusion, the PESD5V0V4UF,115 ESD protection diode is a type of device used to protect electronic components from extreme electrical overstress. It is designed to handle large transient services, and its low insertion loss ensures high speed signal integrity during use. The device clamps excessive transient energy by diverting and removing it, and also provides adjustable overload protection to prevent downstream components from being damaged by extreme voltage. This makes it the perfect choice for data line protection applications.

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