V39ZU20PX10 Allicdata Electronics
Allicdata Part #:

V39ZU20PX10-ND

Manufacturer Part#:

V39ZU20PX10

Price: $ 0.25
Product Category:

Circuit Protection

Manufacturer: Littelfuse Inc.
Short Description: VARISTOR 39V 2KA DISC 20MM
More Detail: 39V 2kA Varistor 1 Circuit Through Hole Disc 20mm
DataSheet: V39ZU20PX10 datasheetV39ZU20PX10 Datasheet/PDF
Quantity: 1000
Moisture Sensitivity Level (MSL): 1 (Unlimited)
Lead Free Status / RoHS Status: Lead free / RoHS Compliant
2000 +: $ 0.21741
Stock 1000Can Ship Immediately
$ 0.25
Specifications
Varistor Voltage (Typ): 39V
Package / Case: Disc 20mm
Mounting Type: Through Hole
Operating Temperature: -55°C ~ 85°C (TA)
Capacitance @ Frequency: 12000pF @ 1MHz
Number of Circuits: 1
Energy: 20J
Current - Surge: 2kA
Varistor Voltage (Max): 42.9V
Series: ZU
Varistor Voltage (Min): 35.1V
Maximum DC Volts: 31V
Maximum AC Volts: 25V
Moisture Sensitivity Level (MSL): --
Part Status: Active
Lead Free Status / RoHS Status: --
Packaging: Tape & Reel (TR) 
Description

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From the title most of us may have known that V39ZU20PX10 is a Varistor. A Varistor is a voltage-dependent resistor that is designed to reduce high voltage spikes to blocks low-level signals and noise, using Metal Oxide Varistor (MOV). MOV is a type of semiconductor material, which consists of zinc oxide grains encapsulated between two layers of metal. By adding extra electrical energy to it, the MOV has the ability to be active in regulating voltage throughout the system and its components.

V39ZU20PX10 is specifically applied in suppressors, surge arresters, lightning arresters, or any form of circuit protection. Basically, these components are placed before any other parts of the system, absorbing the electricity to lessen the voltage that goes past the other components, leading to electric damages. MOVs are also used as part of the surge protective devices that are employed in AC power lines, telephone systems, cable networks, and other electrical equipment.

The working principle of V39ZU20PX10 is fairly simple. MOV absorbs energy when voltage is too high, dispersing the energy as heat and thus preventing high-level damage. This is the most important function of MOV as it helps protect the system by introducing a limit to the amount of electricity it allows to pass through. Through the help of MOV, it also acts as a hold-off mechanism, enabling the system to slowly adjust whenever a large voltage changes occur.

Comparing to other Varistors, V39ZU20PX10 serves more as a surge arrester. It functions in two distinct ways from other Varistors. Firstly, it acts as a safeguard against over-voltage, guaranteeing other components don’t get damaged from too much voltage. Secondly, it is also equipped with the ability to sense slight variations in voltage and adjust as necessary to ensure a stable voltage level.

In conclusion, it is obvious that the V39ZU20PX10 Varistor is mainly used in the application field of Surge Arresters and MOVs. It is a very useful device that can be used to keep the voltage levels in a system consistent and within a safe range. This will help to eliminate any electric shock, damage, or even complete failure of electronic systems due to voltage spikes.

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

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