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MOV-14D391K

Var MOV 250VAC/320VDC 4500A 390V Thru-Hole Radial Bulk

Quantity Unit Price(USD) Ext. Price
1 $0.108 $0.11
200 $0.042 $8.40
600 $0.040 $24.00
1200 $0.040 $48.00

Inventory:6,275

*The price is for reference only.
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Overview of MOV-14D391K

The MOV-14D391K is a Metal Oxide Varistor (MOV) component designed to protect electrical circuits from overvoltage conditions. This varistor features a voltage rating of 390V and provides reliable transient protection for sensitive electronic equipment.

Pinout

(Note: The pin configuration below is a general representation. Refer to the specific datasheet for precise details.)

  • NA: Not Applicable

Circuit Diagram

Include a circuit diagram illustrating the usage of MOV-14D391K in providing overvoltage protection for electronic circuits.

Key Features

  • Overvoltage Protection: The MOV-14D391K safeguards circuits by clamping voltage surges above its threshold.
  • High Voltage Rating: With a 390V rating, this MOV offers protection against moderate overvoltage events.
  • Fast Response Time: The MOV-14D391K reacts quickly to voltage spikes, limiting the duration of overvoltage exposure.
  • Compact Size: This varistor comes in a small package, making it suitable for space-constrained applications.
  • Reliable Performance: Designed for long-term reliability, ensuring continuous protection against voltage transients.

Note: For detailed technical specifications, please refer to the MOV-14D391K datasheet.

Application

  • Power Supply Protection: Ideal for safeguarding power supplies and electronic devices against voltage surges.
  • Telecommunication Systems: Used in telecommunication equipment to prevent damage from lightning or voltage fluctuations.
  • Industrial Equipment: Applied in industrial machinery to protect sensitive components from transient voltage spikes.

Functionality

The MOV-14D391K operates by diverting excess voltage away from the protected circuit, ensuring that sensitive components are not exposed to damaging voltage levels.

Usage Guide

  • Installation: Connect the MOV-14D391K in parallel to the circuit to be protected, ensuring proper polarity alignment.
  • Voltage Protection: The varistor activates when the circuit voltage exceeds its rating, shunting excess voltage to ground.

Frequently Asked Questions

Q: What is the maximum voltage rating of the MOV-14D391K?
A: The MOV-14D391K has a voltage rating of 390V, providing protection against voltage surges up to this level.

Q: Can the MOV-14D391K be used in outdoor applications?
A: Yes, the MOV-14D391K is suitable for outdoor environments and can protect electronic systems from lightning-induced surges.

Equivalent

For similar overvoltage protection components, consider these alternatives to the MOV-14D391K:

  • MOV-10D431K: A metal oxide varistor with a slightly higher voltage rating for increased protection levels.
  • MOV-14D391L: This varistor variant offers similar characteristics to the MOV-14D391K with a different voltage-current profile.

Specifications

The followings are basic parameters of the part selected concerning the characteristics of the part and categories it belongs to.

Product Category Varistors RoHS Details
Series MOV-14DxxxK Product MOVs
Mounting Style PCB Mount Termination Style Radial
Voltage Rating AC 250 VAC Voltage Rating DC 390 VDC
Varistor Voltage 390 V Clamping Voltage 650 V
Diameter 14 mm Peak Surge Current 4.5 kA
Surge Energy Rating 100 J Capacitance 510 pF
Minimum Operating Temperature - 40 C Maximum Operating Temperature + 85 C
Brand Bourns Current Rating 50 A
Lead Spacing 7.5 mm Product Type Varistors
Factory Pack Quantity 600 Subcategory Varistors
Tolerance 10 % Unit Weight 0.105822 oz

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