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MF-R030-0-A0-99 is listed in the Ptc Resettable Fuses range at ChipApex. The manufacturer field lists Bourns Inc.. Its product description is PTC RESET FUSE 60V 300MA RADIAL. Review the specifications below when checking this part for your BOM.
Ptc Resettable Fuses specifications for MF-R030-0-A0-99
- Description：PTC RESET FUSE 60V 300MA RADIAL
- Series：Multifuse®, MF-R
- Mfr：Bourns Inc.
- Package：Bulk
- Type：Polymeric
- Voltage - Max：60V
- Current - Hold (Ih) (Max)：300 mA
- Current - Trip (It)：600 mA
- Current - Max：40 A
- Time to Trip：3 s
- Resistance - Initial (Ri) (Min)：760 mOhms
- Resistance - Post Trip (R1) (Max)：2.1 Ohms
- Resistance - 25°C (Typ)：-
- Operating Temperature：-40°C ~ 85°C
- Grade：-
- Qualification：-
- Ratings：-
- Mounting Type：Through Hole
- Package / Case：Radial, Disc
- Size / Dimension：0.291" Dia x 0.122" T (7.40mm x 3.10mm)
- Height - Seated (Max)：0.528" (13.40mm)
- Thickness (Max)：-
- Lead Spacing：0.201" (5.10mm)
Ptc Resettable Fuses datasheet and documents for MF-R030-0-A0-99
Ptc Resettable Fuses Overview
The Bourns MF-R030-0-A0-99 is a resettable polymeric positive temperature coefficient (PPTC) device from the MF-R series, designed for circuit protection. It features a holding current of 3A and a maximum voltage rating of 30VDC. The component has a trip current of 6A and can withstand a maximum rated current of 40A. Its typical resistance is 50 milliohms. The device operates within a temperature range of -40°C to +85°C and utilizes radial leads with a 5.1mm spacing for PCB mounting.
Ptc Resettable Fuses Feature Summary
- Provides automatic resettable overcurrent protection using polymeric PPTC technology
- Designed for surface or through-hole PCB mounting via radial leads
- Offers high surge current capability up to 40A maximum rated current
Ptc Resettable Fuses Applications
- Consumer electronics power supply circuits
- Industrial instrumentation protection
- Telecommunications equipment input stages
Ptc Resettable Fuses Procurement Notes
Verify the specific suffix A0-99 against the manufacturer datasheet to confirm tape-and-reel packaging configuration versus bulk quantity. Ensure the ordering code matches the required lead finish and reel diameter specifications for automated assembly lines. Cross-reference the RoHS compliance status in the latest official documentation before finalizing procurement orders.
Ptc Resettable Fuses Selection Notes
Select this component when a 3A continuous current capacity is required with a 30VDC system limit. The 50mohm impedance suits low-loss applications. Confirm that the ambient operating environment stays within the -40°C to +85°C range. Evaluate the 6A trip threshold against the circuit's normal transient currents to prevent nuisance tripping during startup phases.
Ptc Resettable Fuses Part Context
This part belongs to the Bourns MF-R series of resettable fuses. These devices utilize conductive polymer technology to provide reliable overcurrent protection. The series is widely used in various electronic industries for safeguarding sensitive components against short circuits and excessive current conditions without requiring manual replacement.
Ptc Resettable Fuses Replacement Considerations
Consult the official Bourns substitution guide for direct equivalents. Verify that any substitute maintains identical voltage, current, and package dimensions. Do not assume cross-compatibility based on generic ratings alone.
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