V531DHB34 Allicdata Electronics
Allicdata Part #:

V531DHB34-ND

Manufacturer Part#:

V531DHB34

Price: $ 9.27
Product Category:

Circuit Protection

Manufacturer: Littelfuse Inc.
Short Description: VARISTOR 467V 40KA SQUARE 34MM
More Detail: 40kA Varistor 1 Circuit Through Hole Square 34mm, ...
DataSheet: V531DHB34 datasheetV531DHB34 Datasheet/PDF
Quantity: 1000
Lead Free Status / RoHS Status: Lead free / RoHS Compliant
Moisture Sensitivity Level (MSL): 1 (Unlimited)
180 +: $ 8.42233
Stock 1000Can Ship Immediately
$ 9.27
Specifications
Series: DHB34
Packaging: Bulk 
Lead Free Status / RoHS Status: --
Part Status: Active
Moisture Sensitivity Level (MSL): --
Maximum AC Volts: 330V
Maximum DC Volts: 435V
Varistor Voltage (Min): 467V
Current - Surge: 40kA
Energy: 475J
Number of Circuits: 1
Capacitance @ Frequency: 2500pF @ 1MHz
Operating Temperature: -55°C ~ 85°C (TA)
Mounting Type: Through Hole
Package / Case: Square 34mm, Tabs
Description

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V531DHB34 Application Field and Working Principle

Varnish 531DHB34 (or V531DHB34) is a type of transient voltage suppression (TVS) that is commonly used to protect sensitive electrical circuits from high-voltage transients and surges. This particular type of varistor is a metal-oxide varistor (MOV) which is composed of a semi-conductive ceramic material of a zinc oxide-based dielectric. It has a wide range of operating temperatures (-55°C to +150°C) and is able to withstand extremely high peak voltages up to 1,500 volts.

V531DHB34 is used in a range of different applications including power supplies, lighting systems, solar energy systems, industrial equipment, and automotive applications. The main function of the MOV is to act as a suppression device that absorbs the incoming high-voltage transient and discharges it at a much lower voltage. This helps to protect the components from being damaged by an instantaneous voltage surge, which can occur from a number of sources such as switching, lightning, or electrostatic discharge.

The basic principle of operation of an MOV is simple. When a high-voltage transient enters the varistor, it causes the ceramic dielectric material to break down, creating a low-resistance path. This generates a current that is proportional to the voltage across the varistor. The current is then discharged back into the circuit, protecting the other components in the system from the incoming high-voltage transient.

The varistor can also be used in voltage regulation circuits to provide a stable voltage output over a range of operating conditions. This is achieved by connecting two back-to-back varistors in series so that the first one absorbs any excess voltage and the second one ensures that the output voltage remains within the desired range. In this way, the stability of the power supply or other electrical equipment is maintained even when the input voltage varies.

V531DHB34 is a high-performance varistor designed for use in a variety of different applications. It offers a high-clamping voltage capability, long-term stability, and a wide operational temperature range making it an ideal choice for a range of different TVS applications. The device is also easy to install, requiring only a single hole in the PCB and no special tools as it is an “off the shelf” product.

In summary, V531DHB34 is a type of transient voltage suppression device. It is composed of a zinc oxide-based dielectric material that can withstand high peak voltages up to 1,500 volts and is suitable for a wide range of applications, including power supplies, lighting systems, solar energy systems, industrial equipment, and automotive applications. The MOV is connected in series and acts as a suppression device that absorbs high-voltage transients and is able to protect other sensitive components from being damaged by an instantaneous voltage surge.

The specific data is subject to PDF, and the above content is for reference

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