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MF-R700-AP
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Product Detailed Parameters
- Description：PTC RESET FUSE 30V 7A RADIAL
- Series：Multifuse®, MF-R
- Mfr：Bourns Inc.
- Package：Tape & Box (TB)
- Type：Polymeric
- Voltage - Max：30V
- Current - Hold (Ih) (Max)：7:00 AM
- Current - Trip (It)：14 A
- Current - Max：40 A
- Time to Trip：17.5 s
- Resistance - Initial (Ri) (Min)：5 mOhms
- Resistance - Post Trip (R1) (Max)：30 mOhms
- Operating Temperature：-40°C ~ 85°C
- Grade：-
- Qualification：-
- Ratings：-
- Mounting Type：Through Hole
- Package / Case：Radial, Disc
- Size / Dimension：0.870" L x 0.118" W (22.10mm x 3.00mm)
- Height - Seated (Max)：1.173" (29.80mm)
- Thickness (Max)：-
- Lead Spacing：0.402" (10.20mm)
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Overview
The Bourns MF-R700-AP is a high-density polymeric positive temperature coefficient (PPTC) resettable fuse from the MF-R series, designed for PCB mounting. It features radial termination with a 10.2 mm lead spacing and measures 18 mm in height. The component maintains a holding current of 7 A and trips at 14 A, supporting a maximum rated current of 40 A. It operates within a voltage range up to 30 VDC and offers a low resistance of 20 mΩ. The device functions reliably across an operating temperature range of -40°C to +85°C.
Feature Summary
- Provides automatic circuit protection through self-resetting PPTC technology
- Engineered for high-density applications with compact physical dimensions
- Features robust thermal stability suitable for demanding industrial environments
Applications
- Overcurrent protection in consumer electronics
- Surge protection in automotive electronic systems
- Industrial equipment power supply circuits
Procurement Notes
Verify that the specific suffix matches project requirements, as variations may exist. Confirm RoHS compliance status directly with the manufacturer or authorized distributors. Ensure the selected variant aligns with the required thermal and electrical ratings for the target application environment.
Selection Notes
Select this component when a high-current resettable fuse is required for space-constrained designs. The 7 A holding current and 30 VDC rating make it suitable for protecting downstream circuits against overcurrent conditions without permanent damage.
Part Context
This part belongs to the Bourns MF-R series of high-density resettable fuses. The series is characterized by its ability to provide reliable protection in various electronic markets, including automotive and industrial sectors, offering a durable solution for circuit safeguarding.
Replacement Considerations
Consult official Bourns documentation for confirmed substitute part numbers. Do not assume interchangeability with other series without verifying electrical and mechanical specifications against the original design requirements.
