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Bourns MFR9002 PTC Resettable Fuse

Bourns MF-R900-2 is a resettable fuse, also known as a PTC (Positive Temperature Coefficient) fuse. These fuses are designed to protect circuits from overcurrent conditions by increasing their resistance when the current exceeds a specified level. Unlike traditional fuses, resettable fuses automatically return to a low-resistance state once the fault condition is removed, eliminating the need for manual replacement. The MF-R900-2 is RoHS compliant and halogen free, making it suitable for environmentally conscious applications. It finds use in computers, peripherals, and general electronics where reliable overcurrent protection is required. The device features a cured, flame retardant epoxy polymer insulating material meeting UL 94V-0 requirements, ensuring safety and durability.

Authorized Distributors
Source:DigiKey
Part No:MF-R900-2
Stock:8525
Inv Date:05-28-2026
Price: Unit price: $0.44461
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Part No:MF-R900-2
Stock:6441
Inv Date:05-29-2026
Price: Unit price: $0.83
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Part No:MF-R900-2
Stock:0
Inv Date:05-28-2026
Price: Unit price: $0.66
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Part No:MF-R900-2
Stock:6000
Inv Date:05-28-2026
Price: Unit price: $0.4042
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Part No:MF-R900-2
Stock:6000
Inv Date:05-28-2026
Price: Unit price: $0.4042
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Source:Arrow EU
Part No:MF-R900-2
Stock:2001
Inv Date:05-29-2026
Price: N/A
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Part No:MF-R900-2
Stock:115
Inv Date:05-29-2026
Price: N/A
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Bourns MFR9002 PTC Resettable Fuse Specifications:

  • V max: 60 Volts
  • I max: 40 Amps
  • Ihold: 9.0 Amperes
  • Itrip: 18.0 Amperes
  • Initial Resistance (Min): 0.005 Ohms
  • Initial Resistance (Max): 0.01 Ohms
  • 1 Hour (R1) Post-Trip Resistance: 0.02 Ohms
  • Max Time to Trip: 40.0 Seconds
  • Tripped Power Dissipation: 4.20 Watts
  • Operating/Storage Temperature: -40 °C to +85 °C
  • Device Surface Temperature (Tripped): ≤ 125 °C
  • Material: Sn/CuFe

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Frequently Asked Questions

Where can I buy Bourns MFR9002?

You can click on the BUY or RFQ button to purchase MFR9002 from an authorized Bourns distributor.

How do I troubleshoot issues or seek technical support for part MFR9002?

You can download the MFR9002 datasheet or visit the Bourns website for support.

Who is the manufacturer of MFR9002?

Bourns

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