V39ZA20 Allicdata Electronics
Allicdata Part #:

V39ZA20-ND

Manufacturer Part#:

V39ZA20

Price: $ 0.00
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: V39ZA20 datasheetV39ZA20 Datasheet/PDF
Quantity: 1000
Moisture Sensitivity Level (MSL): 1 (Unlimited)
Lead Free Status / RoHS Status: Lead free / RoHS Compliant
1 +: 0.00000
Stock 1000Can Ship Immediately
$ 0
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: ZA
Varistor Voltage (Min): 35.1V
Maximum DC Volts: 31V
Maximum AC Volts: 25V
Moisture Sensitivity Level (MSL): --
Part Status: Obsolete
Lead Free Status / RoHS Status: --
Packaging: Bulk 
Description

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The V39ZA20 is a type of transverse voltage suppressor (TVS) device that is heavily employed in a wide range of applications. A TVS is a two-terminal semiconductor device, and its primary purpose is to protect the electrical components in applications from high-voltage transients. The V39ZA20 is a bidirectional device that is designed to limit the peak voltage to 20 volts in both directions.

The V39ZA20 is a zinc oxide varistor, which is a type of nonlinear resistor with a wide range of applications. It is comprised of a metal oxide semiconductor material that exhibits a highly nonlinear current-voltage (I-V) characteristic. The behavior of varistors is not linear and is instead dependent on the magnitude and polarity of the applied voltage. When a varistor device is subjected to a voltage greater than its rated breakdown value, it will start to conduct to limit the voltage.

The metal oxide of the V39ZA20 is a zinc oxide material that exhibits exceptional noise-suppression characteristics. This varistor has an operating temperature range of -55 to 125 degrees Celsius, an insulation resistance of 1000 megohms at 500 DC volts, a rated current of 6A, and a capacitance of 250pF in the 200V range. The V39ZA20 is extremely reliable and cost-effective, and it provides excellent performance in terms of surge-current-handing capability.

The V39ZA20 has a working principle that is relatively simple. It acts as a bidirectional device, meaning that it can protect against high-voltage transients in both directions. When the voltage applied to the terminals of the device exceeds its rated breakdown value, it will start to conduct and clamp the peak voltage to the rated value. This ensures that any voltage transients that exceed the rating of the device are quickly suppressed in both directions, thus preventing any damage to the connected parts.

The V39ZA20 is employed in a variety of applications, including automotive electronics, power supplies, industrial equipment, telecommunications, and consumer electronics. It is also widely used in voltage regulation circuits, as it can provide effective surge protection. In addition, it is ideal for high-current applications, as it offers excellent surge-handling capability. The device is also suitable for use in low-voltage applications, providing effective protection to sensitive circuitry.

Overall, the V39ZA20 is a versatile and reliable TVS device designed specifically for providing effective protection against high-voltage transients. It has a wide range of applications and is suitable for high-current and low-voltage applications. Its simple working principle ensures that it can quickly clamp and suppress high-voltage transients, thus preventing any damage to the electrical components connected to it.

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

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