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Bourns MFR300299 PTC Resettable Fuse

Bourns MF-R series PTC resettable fuses provide reliable overcurrent protection for a wide range of electronic devices and applications. These fuses are designed to protect circuits from damage caused by excessive current, automatically resetting after the fault condition is removed. They are RoHS compliant and halogen-free, meeting environmental standards. The MF-R series is suitable for use in computers, peripherals, general electronics, and other applications requiring overcurrent protection. Available in various voltage and current ratings, these resettable fuses offer a convenient and cost-effective solution for protecting sensitive electronic components.

Authorized Distributors
Part No:MF-R300-2-99
Stock:0
Inv Date:05-29-2026
Price: N/A
Buy/RFQ:
Part No:MF-R300-2-99
Stock:1872
Inv Date:05-28-2026
Price: Unit price: $0.4906
Buy/RFQ:
Part No:MF-R300-2-99
Stock:1872
Inv Date:05-28-2026
Price: Unit price: $0.4906
Buy/RFQ:

Bourns MFR300299 PTC Resettable Fuse Specifications:

  • V max: 60 Volts
  • I max: 40 Amps
  • Hold Current: 3.00 Amperes
  • Trip Current: 6.00 Amperes
  • Initial Resistance (Min): 0.020 Ohms
  • Initial Resistance (Max): 0.05 Ohms
  • 1 Hour Post-Trip Resistance: 0.08 Ohms
  • Max Time to Trip: 15.0 Seconds
  • Tripped Power Dissipation: 2.00 Watts
  • Operating/Storage Temperature: -40 °C to +85 °C
  • Max Device Surface Temperature in Tripped State: 125 °C
  • Material: Sn/CuFe

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Frequently Asked Questions

Where can I buy Bourns MFR300299?

You can click on the BUY or RFQ button to purchase MFR300299 from an authorized Bourns distributor.

How do I troubleshoot issues or seek technical support for part MFR300299?

You can download the MFR300299 datasheet or visit the Bourns website for support.

Who is the manufacturer of MFR300299?

Bourns

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