MF-R025 Bourns MF-R025 PTC resettable fuse, hold current 250 mA, trip current 0.50 A, maximum voltage 60 V, through-hole radial package.
Mfr Part #:

MF-R025

Available from 2 distributors
Mfr Name: Bourns
Bourns
Bourns MF-R025 PTC resettable fuse, hold current 250 mA, trip current 0.50 A, maximum voltage 60 V, through-hole radial package.
✓ Total Stock: 3,098 pcs
$ Price Range: $0.20 - $0.52

MF-R025 Available from 2 distributors

✓ Authorised
✓ Non-Authorised
Distributor Stock Pricing MOQ PKG Lead Time Date Code On Order Quantity On Order Delivery
Non-Authorised Inventory information
3,000 pcs
3000 pcs On Request 1 On Request On Request On Request On Request On Request
Non-Authorised Inventory information
98 pcs
98 pcs On Request 1 On Request On Request On Request On Request On Request

MF-R025 Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
AEC Qualified
Automotive Grade
Current
Halogen Free
Height
Lead Spacing
Lead Style
Mounting Type
Operating Temperature
Prop 65
Resistance
Tape & Reel
Time to Trip
Type
Voltage

MF-R025 Description

Short technical summary and product information.

The Bourns MF-R025 is a polymeric PTC resettable fuse from the MF-R series, designed for overcurrent protection in electronic circuits.

 

It features a hold current of 250 mA and a trip current of 0.50 A, with a maximum operating voltage of 60 V and a maximum fault current rating of 40 A. The device has a minimum initial resistance of 1.00 Ω and a maximum initial resistance of 1.95 Ω at 23 °C, with a post-trip resistance of up to 3.00 Ω. Typical time to trip at 1.25 A is 2.5 seconds, and typical tripped power dissipation is 0.45 W.

 

This fuse comes in a radial leaded disc package, with lead spacing of 5.10 mm and seated height of 12.70 mm. It is suitable for through-hole mounting and operates over a temperature range of -40 °C to 85 °C.

MF-R025 Quick Information

Product Type: PTC Resettable Fuse
Series: MF-R
Canonical Name: Bourns MF-R025 PTC Resettable Fuse 250mA 60VDC
Subcategory: Through-Hole PTC

MF-R025 Compliance

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

MF-R025 Estimated Pricing

Qty Low High
1+ $0.52 $0.52
10+ $0.40 $0.40
50+ $0.37 $0.37
100+ $0.28 $0.28
250+ $0.26 $0.26
500+ $0.24 $0.24
1,000+ $0.21 $0.21
2,500+ $0.21 $0.21
3,500+ $0.20 $0.20

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

MF-R025 Features

  • Hold current 250 mA radial PTC fuse.
  • Max voltage rating of 60 V DC.
  • UL 94V-0 flammability rated epoxy coating.
  • cUL and TUV agency approved.
  • RoHS and halogen free compliant.

MF-R025 Applications

  • Overcurrent protection in power supplies.
  • Protection for battery charging circuits.
  • Used in telecommunications equipment.
  • Suitable for industrial control systems.

MF-R025 FAQs

4 frequently asked questions generated from this part’s specifications.
What is the hold current of the MF-R025?

The hold current is 250 mA at 23 °C.

What is the maximum voltage rating?

The maximum voltage is 60 V DC.

What is the operating temperature range?

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

What is the package type and mounting?

It is a through-hole radial disc package with 5.10 mm lead spacing.

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