Mfr Part #:

B72205-S131-K101

Q: What is the maximum AC operating voltage for the B72205-S131-K101 varistor?

The maximum AC operating voltage is 1000 V RMS at 85 °C.

Q: What is the maximum surge current rating for this varistor?

The maximum surge current is 3.2 A for an 8/20 µs waveform.

Q: What is the operating temperature range of the B72205-S131-K101?

The operating temperature range is -40 °C to +85 °C.

Q: What is the response time of this varistor?

The response time is less than 25 ns.

Q: What is the varistor voltage at 1 mA for the B72205-S131-K101?

The varistor voltage is typically 130 V at 1 mA.

Available from 1 distributors

Mfr Name: N-A

The N-A B72205-S131-K101 is a metal oxide varistor designed for voltage transient suppression. It features a wide operating voltage range and a robust construction.

✓ Total Stock: 12,000 pcs

$ Price Range: $0.99

B72205-S131-K101 Available from 1 distributor

✓ Authorised

✓ Non-Authorised

Distributor		Stock	Pricing	MOQ	PKG	Lead Time	Date Code	On Order Quantity	On Order Delivery
ACK ELEKTRONIK ✓ Non-Authorised Inventory information	12,000 pcs On Request	12000 pcs	On Request	1	On Request	On Request	On Request	On Request	On Request

B72205-S131-K101 Specifications Quick View

Most important parameters for selection – full specs in datasheet.

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Category	New Products
Manufacturer Name	N-A
Insulation Resistance	≥ 1.0 GΩ
Mounting Type	Through Hole
Operating Temperature	-40 to +85 °C
Response Time	< 25 ns
Storage Temperature	-40 to +125 °C
Tape & Reel	Tape & Reel

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B72205-S131-K101 Description

Short technical summary and product information.

The EPCOS SIOV Metal Oxide Varistor, Standard Series, model B72205-S131-K101, is a leaded varistor designed for circuit protection. It offers a wide operating voltage range from 11 to 1100 V RMS, with no derating up to 85 °C ambient temperature. The varistor has a maximum AC operating voltage of 1000 V RMS and a maximum surge current of 3.2 A (8/20 µs). Its construction includes a round varistor element with epoxy resin coating, flame-retardant to UL 94 V-0, and tinned copper wire terminals.

This varistor operates within a temperature range of -40 °C to +85 °C and has a storage temperature range of -40 °C to +125 °C. Key electrical characteristics include an electric strength of at least 2.5 kVRMS, an insulation resistance of at least 1.0 GΩ, and a response time of less than 25 ns. The varistor voltage is typically 130 V at 1 mA, with a maximum clamping voltage of 36 pF at 1 kHz. It is suitable for through-hole mounting and is available on tape and reel.

Approvals include UL, CSA, SEV, VDE, and CECC, indicating its suitability for various international applications. The varistor is designed to protect electronic circuits from voltage transients, making it a reliable component for power supply and signal line protection.

B72205-S131-K101 Quick Information

Product Type: Varistor

Series: Standard Series

Canonical Name: EPCOS Metal Oxide Varistor

Subcategory: Metal Oxide Varistor

B72205-S131-K101 Compliance

RoHS Status: RoHS Compliant

Moisture Sensitivity Level (MSL): 1 Unlimited

REACH Status: REACH Unaffected

B72205-S131-K101 Estimated Pricing

Qty	Low	High
1+	$0.99	$0.99

Estimated market price range - modelled values for guidance only, not live distributor offers.

B72205-S131-K101 Features

Wide operating voltage range up to 1100 V RMS.
No derating up to 85 °C ambient.
Fast response time under 25 ns.
Flame-retardant epoxy resin coating.
Approved by UL, CSA, SEV, VDE, CECC.

B72205-S131-K101 Applications

Power supply circuit protection.
Signal line transient suppression.
Industrial equipment protection.
Consumer electronics safety.

B72205-S131-K101 FAQs

5 frequently asked questions generated from this part’s specifications.

What is the maximum AC operating voltage for the B72205-S131-K101 varistor?