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MF-RX110-005
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Product Detailed Parameters
- Description：PTC RESET FUSE 60V 1.1A RADIAL
- Series：Multifuse®, MF-RX
- Mfr：Bourns Inc.
- Package：Bulk
- Type：Polymeric
- Voltage - Max：60V
- Current - Hold (Ih) (Max)：1.1 A
- Current - Trip (It)：2.2 A
- Current - Max：40 A
- Time to Trip：8.2 s
- Resistance - Initial (Ri) (Min)：150 mOhms
- Resistance - Post Trip (R1) (Max)：380 mOhms
- Operating Temperature：-40°C ~ 85°C
- Grade：-
- Qualification：-
- Ratings：-
- Mounting Type：Through Hole
- Package / Case：Radial, Disc
- Size / Dimension：0.427" L x 0.122" W (10.84mm x 3.10mm)
- Height - Seated (Max)：0.662" (16.84mm)
- Thickness (Max)：-
- Lead Spacing：0.201" (5.10mm)
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Overview
The MF-RX110-005 is a polymeric PTC resettable fuse from the Multifuse MF-RX series, manufactured by Bourns Inc. Designed for through-hole radial mounting, this component provides overcurrent protection in electronic circuits. It features a maximum voltage rating of 60V and a maximum current capacity of 40A. The device utilizes a cured, flame retardant epoxy polymer insulating material that meets UL 94V-0 requirements, ensuring safety and reliability in various applications.
Feature Summary
- Polymeric PTC technology for automatic circuit reset after fault clearance
- Radial leaded package design for standard PCB mounting
- Flame retardant epoxy polymer insulation meeting UL 94V-0 standards
Applications
- Overcurrent protection in consumer electronics
- Circuit safeguarding in industrial instrumentation
- Protection within telecommunications equipment
Procurement Notes
Verify the specific part number suffix against official Bourns documentation to confirm exact electrical ratings and agency approvals. Ensure the selected variant matches the required voltage and current specifications for the target application. Cross-reference datasheet parameters with system design constraints before procurement.
Selection Notes
Select this component based on its 60V maximum voltage and 40A maximum current capabilities. Consider the radial leaded form factor for compatibility with existing board layouts. Evaluate the thermal characteristics and trip time requirements against the protected circuit's operational profile to ensure adequate protection without nuisance tripping.
Part Context
This component belongs to the Multifuse MF-RX series, which offers a range of polymeric resettable fuses. The series is characterized by its robust construction and compliance with international safety standards. These devices are widely used across multiple industries for reliable overcurrent protection solutions.
Replacement Considerations
Consult official Bourns substitution guides for compatible alternatives. Verify that any substitute maintains identical voltage, current, and physical mounting specifications to ensure circuit integrity.
