MF-R025-2 Bourns MF-R025-2 is a PTC resettable fuse with 250mA hold current, 500mA trip current, and 60V max voltage. It comes in a radial through-hole package with 5.10mm lead spacing.
Mfr Part #:

MF-R025-2

Available from 1 distributors
Mfr Name: Bourns
Bourns
Bourns MF-R025-2 is a PTC resettable fuse with 250mA hold current, 500mA trip current, and 60V max voltage. It comes in a radial through-hole package with 5.10mm lead spacing.
✓ Total Stock: 21,000 pcs
$ Price Range: $0.18 - $0.51

MF-R025-2 Available from 1 distributor

✓ Authorised
✓ Non-Authorised
Distributor Stock Pricing MOQ PKG Lead Time Date Code On Order Quantity On Order Delivery
Non-Authorised Inventory information
21,000 pcs
21000 pcs On Request 1 On Request On Request On Request On Request On Request

MF-R025-2 Specifications Quick View

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

MF-R025-2 Description

Short technical summary and product information.

The Bourns MF-R025-2 is a polymeric PTC resettable fuse designed for overcurrent protection in low-voltage circuits. It has a hold current of 250 mA and a trip current of 500 mA, with a maximum voltage rating of 60V and a maximum fault current of 40A. The initial resistance at 23°C ranges from 1.00 Ω to 1.95 Ω, and the post-trip resistance does not exceed 3.00 Ω. The device trips within 2.5 seconds maximum at 1.25 A, and dissipates 0.45 W typically during tripped conditions. The operating temperature range is -40°C to 85°C. The fuse is packaged in a radial disc through-hole format with a lead spacing of 5.10 mm, and a seated height of 12.70 mm. It is compliant with RoHS, Lead Free, and Halogen Free requirements, and carries cUL and TÜV agency approvals. Applications include overcurrent protection for power supplies, battery chargers, and consumer electronics.

MF-R025-2 Quick Information

Product Type: PTC Resettable Fuse
Series: MF-R
Canonical Name: Bourns MF-R025-2 PTC Resettable Fuse, 250mA Hold Current, 60V
Subcategory: Radial Lead PTC Resettable Fuse

MF-R025-2 Compliance

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

MF-R025-2 Estimated Pricing

Qty Low High
1+ $0.51 $0.51
10+ $0.39 $0.39
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
3,000+ $0.20 $0.20
6,000+ $0.18 $0.18

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

MF-R025-2 Features

  • 250mA hold current rating.
  • 60V maximum voltage rating.
  • 40A maximum fault current.
  • Radial through-hole mounting.
  • RoHS and halogen free compliant.

MF-R025-2 Applications

  • Overcurrent protection in power supplies.
  • Used in battery charging circuits.
  • Protection for consumer electronics.
  • Ideal for telecommunications equipment.
  • Applicable in industrial control systems.

MF-R025-2 FAQs

7 frequently asked questions generated from this part’s specifications.
What is the hold current of the MF-R025-2?

The hold current is 250 mA.

What is the maximum voltage rating?

The maximum voltage rating is 60V.

What is the maximum fault current it can handle?

The maximum fault current (Imax) is 40A.

What is the time to trip?

The maximum time to trip at 1.25 A is 2.5 seconds.

What is the package type?

Radial disc through-hole with 5.10 mm lead spacing.

What is the operating temperature range?

-40°C to 85°C.

Is the MF-R025-2 RoHS compliant?

Yes, it is RoHS3 compliant and lead free.

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