824500781 Circuit Protection

Series:	WE-TVSP
Packaging:	Tape & Reel (TR)
Lead Free Status / RoHS Status:	--
Part Status:	Active
Moisture Sensitivity Level (MSL):	--
Type:	Zener
Unidirectional Channels:	1
Voltage - Reverse Standoff (Typ):	78V (Max)
Voltage - Breakdown (Min):	91.25V (Typ)
Voltage - Clamping (Max) @ Ipp:	126V
Current - Peak Pulse (10/1000µs):	3.2A
Power - Peak Pulse:	400W
Power Line Protection:	No
Applications:	General Purpose
Capacitance @ Frequency:	--
Operating Temperature:	-65°C ~ 150°C (TJ)
Mounting Type:	Surface Mount
Package / Case:	DO-214AC, SMA
Supplier Device Package:	DO-214AC

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TVS – Diodes and 824500781 Application Field and Working Principle

TVS or Transient Voltage Suppressors, also known as Transient Voltage Surge Suppressors or Transient Voltage Power Suppressors, are a type of diode designed specifically to protect a device from potentially damaging spikes in voltage. Specifically, they are designed to protect low-voltage devices from overcharging, shorting, or voltage levels that exceed normal operating conditions. A TVS Diode works on a physical principle known as the avalanche breakdown – a non-linear resistive state in which, when an electric field is applied to a reverse biased p-n junction, the electric field ionizes the molecules in the structure, causing electrons to be accelerated to an energy level which allows them to ionize further molecules, causing further current flow. This results in a more sudden, more energetic breakdown of the junction, leading to a dramatic rise in current.The 824500781 is a specific type of TVS device that is designed to protect sensitive equipment from damaging surges of over-voltage. This device features an integrated circuit (IC) with an on-board avalanche diode. It is built with protection configuration features to prevent against over-voltage and short-circuit. This device is suitable for AC/DC, unipolar, and bipolar applications. It also offers up to 2500W peak pulse power dissipation and typically handles surge currents up to 4000 Amps.The 824500781 is also designed with a built-in shutdown feature that will cut off current if currents become too high or if the internal temperature reaches its limit. This helpful feature ensures that your equipment won’t be damaged by sudden freak events such as power spikes. The device also features a high surge current capability, making it well-suited for protecting sensitive electronic equipment. The 824500781 TVS device is especially well-suited for use in high-frequency analog circuits. It can be used in a variety of applications, including those that involve low-voltage switching or battery-operated applications, and it is also excellent for low-voltage cable protection. In conclusion, the 824500781 Transient Voltage Suppressor Diode is a valuable piece of technology that is specifically designed to protect both low-voltage and high-frequency electronic equipment from overcharging and spikes in voltage. With its built-in protection features and formidable surge current capability, it is well-suited for use in a variety of applications such as low-voltage switching and battery-operated devices.

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