ERZ-VA9V391 Metal oxide varistor with 390V varistor voltage and 3.5kA surge current capability in a Disc 10mm through-hole package.
Mfr Part #:

ERZ-VA9V391

Available from 1 distributors
Mfr Name: Panasonic Electronic Components
Panasonic Electronic Components
Metal oxide varistor with 390V varistor voltage and 3.5kA surge current capability in a Disc 10mm through-hole package.
✓ Total Stock: 1,000 pcs

ERZ-VA9V391 Available from 1 distributor

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✓ Non-Authorised
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ERZ-VA9V391 Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Capacitance @ Frequency
Current
Energy
Maximum AC Volts
Maximum DC Volts
Mounting Type
Number of Circuits
Operating Temperature
Package / Case
Varistor Voltage (Max)
Varistor Voltage (Min)
Varistor Voltage (Typ)

ERZ-VA9V391 Description

Short technical summary and product information.

The Panasonic ERZ-VA9V391 is a metal oxide varistor (MOV) designed for transient voltage suppression in electronic circuits. It features a typical varistor voltage of 390V, with a minimum of 351V and maximum of 429V. The device can handle surge currents up to 3.5 kA and absorbs energy up to 70 J.

 

This varistor is rated for maximum continuous voltages of 250 VAC and 320 VDC, making it suitable for line-voltage applications. It operates over a temperature range of -40°C to 85°C. The package is a standard Disc 10mm with through-hole mounting.

 

With a capacitance of 300 pF at 1 kHz, the ERZ-VA9V391 can be used in AC line protection, power supply input stages, and industrial equipment where overvoltage spikes must be clamped. The single-circuit design simplifies integration into protection schemes.

ERZ-VA9V391 Quick Information

Product Type: Metal Oxide Varistor (MOV)
Series: ERZ-VA
Canonical Name: Panasonic ERZ-VA9V391 Varistor, Disc 10mm, 390V, 3.5kA
Subcategory: Metal Oxide Varistor (MOV)

ERZ-VA9V391 Compliance

RoHS Status: RoHS Compliant
Moisture Sensitivity Level (MSL): 1 Unlimited
REACH Status: REACH Unaffected

ERZ-VA9V391 Features

  • Typical varistor voltage of 390V.
  • Surge current rating of 3.5 kA.
  • Energy absorption capacity of 70J.
  • Disc 10mm through-hole package.
  • RoHS3 and REACH compliant.

ERZ-VA9V391 Applications

  • Overvoltage protection in AC power lines.
  • Transient suppression in power supplies.
  • Industrial equipment surge protection.
  • Input clamp for motor drives.
  • Protection in consumer electronics.

ERZ-VA9V391 FAQs

7 frequently asked questions generated from this part’s specifications.
What is the varistor voltage of the ERZ-VA9V391?

Typical 390V, with minimum 351V and maximum 429V.

What is the surge current rating?

3.5 kA.

What package type does this varistor use?

Disc 10mm with through-hole mounting.

What is the energy rating?

70 J.

What is the capacitance at 1 kHz?

300 pF.

What are the maximum AC and DC voltage ratings?

250 VAC and 320 VDC.

What is the operating temperature range?

-40°C to 85°C.

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