MF-RX110-0-99 PTC resettable fuse from Bourns, rated for 60V max voltage and 1.1A hold current. Features a radial through-hole package with 5.10mm lead spacing.
Mfr Part #:

MF-RX110-0-99

Available from 1 distributors
Mfr Name: Bourns
Bourns
PTC resettable fuse from Bourns, rated for 60V max voltage and 1.1A hold current. Features a radial through-hole package with 5.10mm lead spacing.
✓ Total Stock: 38 pcs

MF-RX110-0-99 Available from 1 distributor

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MF-RX110-0-99 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
Length
Mounting Type
Operating Temperature
Prop 65
Resistance
Storage Temperature
Tape & Reel
Time to Trip
Type
Voltage
Width

MF-RX110-0-99 Description

Short technical summary and product information.

The Bourns MF-RX110-0-99 is a polymeric PTC resettable fuse designed for overcurrent protection. It has a hold current of 1.10 A and a trip current of 2.20 A, with a maximum voltage rating of 60 V and a maximum interrupt current of 40 A. The initial resistance ranges from 0.15 Ω to 0.25 Ω at 23 °C, with a maximum post-trip resistance of 0.38 Ω. The time to trip is 8.2 seconds at 5 times the hold current under rated voltage. Tripped power dissipation is 1.50 W.

 

The device operates over a temperature range of -40 °C to +85 °C and is mounted through hole in a radial disc package with a lead spacing of 5.10 mm. Dimensions are 10.84 mm x 3.10 mm with a seated height of 16.84 mm. The part is RoHS compliant and halogen free, with a flame retardant epoxy polymer insulating material meeting UL 94V-0.

 

Note: The MF-RX series is currently available but not recommended for new designs; the higher voltage MF-RX/72 series is preferred.

MF-RX110-0-99 Quick Information

Product Type: PTC Resettable Fuse
Series: MF-RX
Canonical Name: Bourns MF-RX110-0-99 PTC Resettable Fuse
Subcategory: PTC Resettable Fuses

MF-RX110-0-99 Compliance

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

MF-RX110-0-99 Features

  • Polymeric PTC resettable overcurrent protection.
  • Rated for 60V max voltage and 1.1A hold current.
  • Fast trip time of 8.2 seconds at 5x Ihold.
  • Radial through-hole package with 5.10mm lead spacing.
  • RoHS compliant and halogen free.

MF-RX110-0-99 Applications

  • Used in power supplies and battery chargers.
  • Ideal for overcurrent protection in automotive electronics.
  • Suitable for telecommunications equipment.
  • Applied in industrial control systems.

MF-RX110-0-99 FAQs

7 frequently asked questions generated from this part’s specifications.
What is the hold current of the Bourns MF-RX110-0-99?

The hold current (Ihold) is 1.10 A.

What is the maximum voltage rating?

The maximum voltage rating is 60 V.

What is the maximum interrupt current?

The maximum interrupt current is 40 A.

What is the time to trip?

The time to trip is 8.2 seconds at 5 times the hold current under rated voltage and 23 °C.

What is the package type and lead spacing?

The package is radial disc with through-hole mounting and a lead spacing of 5.10 mm.

What is the operating temperature range?

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

Is the MF-RX110-0-99 RoHS compliant?

Yes, it is RoHS compliant (Directive 2015/863) and halogen free.

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