MF-RX250/72 The Bourns MF-RX250/72-AP is a polymeric PTC resettable fuse designed for circuit protection. It offers a maximum voltage rating of 72V and a hold current of 2.5A.
Mfr Part #:

MF-RX250/72

Available from 1 distributors
Mfr Name: Bourns
Bourns
The Bourns MF-RX250/72-AP is a polymeric PTC resettable fuse designed for circuit protection. It offers a maximum voltage rating of 72V and a hold current of 2.5A.
✓ Total Stock: 286 pcs
$ Price Range: $0.99

MF-RX250/72 Available from 1 distributor

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✓ Non-Authorised
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286 pcs
286 pcs On Request 1 On Request On Request On Request On Request On Request

MF-RX250/72 Specifications Quick View

Most important parameters for selection – full specs in datasheet.
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MF-RX250/72 Description

Short technical summary and product information.

The Bourns MF-RX250/72-AP is a polymeric PTC resettable fuse from the Multifuse®, MF-RX/72 series. It is designed for reliable circuit protection applications, featuring a maximum voltage rating of 72V and a hold current (Ih) of 2.5A. The fuse trips at 5A and has a maximum current rating of 40A, with a trip time of 15.6 seconds.

 

This component has an initial resistance (Ri) of at least 50 mOhms and a post-trip resistance (R1) of a maximum of 130 mOhms. It operates within a temperature range of -40°C to 85°C. The MF-RX250/72-AP is suitable for through-hole mounting and comes in a radial, disc package.

 

Its dimensions are 0.839" L x 0.122" W (21.30mm x 3.10mm). The packaging is tape and box (TB). This resettable fuse provides a safe and repeatable overcurrent protection solution for various electronic designs.

MF-RX250/72 Quick Information

Product Type: PTC Resettable Fuse
Series: MF-RX/72
Canonical Name: Bourns MF-RX250/72-AP PTC Resettable Fuse
Subcategory: PTC Resettable Fuse

MF-RX250/72 Compliance

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

MF-RX250/72 Estimated Pricing

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1+ $0.99 $0.99

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

MF-RX250/72 Features

  • Polymeric PTC resettable fuse type.
  • Rated for 72V maximum voltage.
  • 2.5A hold current and 5A trip current.
  • Wide operating temperature range.
  • Through-hole radial disc package.

MF-RX250/72 Applications

  • Provides resettable overcurrent protection in power supplies.
  • Suitable for automotive electrical system protection.
  • Used in battery charger overcurrent protection circuits.
  • Protects motors and transformers from short circuits.

MF-RX250/72 FAQs

7 frequently asked questions generated from this part’s specifications.
What is the maximum voltage rating of the MF-RX250/72?

72V.

What is the hold current of this PTC fuse?

2.5A.

What is the trip current?

5A.

What is the maximum current the fuse can handle?

40A.

What is the operating temperature range?

-40°C to 85°C.

What is the package style?

Radial disc through-hole.

What is the time to trip?

15.6 seconds.

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