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Bourns MFR900299 PTC Resettable Fuse

Bourns MF-R900-2-99 is a resettable fuse designed to protect electronic circuits from overcurrent conditions. This radial leaded device offers a convenient and reliable solution for applications requiring automatic reset functionality. It is RoHS compliant and halogen free, meeting environmental standards. Typical applications include computers, peripherals, and general electronics where low voltage power supplies and load protection are needed. The fuse automatically resets after the fault condition is removed, minimizing downtime and maximizing system availability. Available in bulk, tape and reel, and Ammo-Pak packaging.

Authorized Distributors
Source:DigiKey
Part No:MF-R900-2-99
Stock:3000
Inv Date:05-28-2026
Price: Unit price: $0.69
Buy/RFQ:
Part No:MF-R900-2-99
Stock:0
Inv Date:05-29-2026
Price: N/A
Buy/RFQ:
Part No:MF-R900-2-99
Stock:3000
Inv Date:05-28-2026
Price: Unit price: $0.6324
Buy/RFQ:
Part No:MF-R900-2-99
Stock:3000
Inv Date:05-28-2026
Price: Unit price: $0.6324
Buy/RFQ:

Bourns MFR900299 PTC Resettable Fuse Specifications:

  • V max: 60 Volts
  • I max: 40 Amps
  • Ihold: 9.00 Amperes
  • Itrip: 18.00 Amperes
  • Initial Resistance Min: 0.005 Ohms
  • Initial Resistance Max: 0.01 Ohms
  • 1 Hour 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
  • Max Device Surface Temperature: 125 °C
  • Passive Aging: +85 °C, 1000 hours ±5 % typical resistance change
  • Humidity Aging: +85 °C, 85 % R.H. 1000 hours ±5 % typical resistance change
  • Thermal Shock: -40 °C to +85 °C, 10 times ±10 % typical resistance change
  • Solvent Resistance: MIL-STD-202, Method 215 No change
  • Vibration: MIL-STD-883C, Method 2007.1 No change
  • Moisture Sensitivity Level: 1

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Frequently Asked Questions

Where can I buy Bourns MFR900299?

You can click on the BUY or RFQ button to purchase MFR900299 from an authorized Bourns distributor.

How do I troubleshoot issues or seek technical support for part MFR900299?

You can download the MFR900299 datasheet or visit the Bourns website for support.

Who is the manufacturer of MFR900299?

Bourns

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