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Bourns MFLR190 Protective Fuse

The MF-LR Series offers axial leaded PTC resettable fuses designed for low resistance and protection in rechargeable batteries, cellular phones, and laptops. It operates at currents up to 9.0 amps and features high reliability and RoHS compliance. These fuses provide fast response to overcurrent conditions, with a trip time of approximately 30 seconds, ensuring circuit protection without arcing or damage. Suitable for various electronic protection applications, their compact design and recognized agency certifications make them ideal for consumer electronics and industrial systems involving low resistance and high current loads.

Authorized Distributors
Source:Newark
Part No:MF-LR190
Stock:1276
Inv Date:05-28-2026
Price: Unit price: $0.516
Buy/RFQ:
Source:DigiKey
Part No:MF-LR190
Stock:5875
Inv Date:05-28-2026
Price: Unit price: $0.82
Buy/RFQ:
Part No:MF-LR190
Stock:0
Inv Date:05-29-2026
Price: Unit price: $0.29
Buy/RFQ:
Part No:MF-LR190
Stock:0
Inv Date:05-28-2026
Price: Unit price: $0.42
Buy/RFQ:
Part No:MF-LR190
Stock:0
Inv Date:05-28-2026
Price: Unit price: $0.3281
Buy/RFQ:
Part No:MF-LR190
Stock:0
Inv Date:05-28-2026
Price: Unit price: $0.3281
Buy/RFQ:

Bourns MFLR190 Protective Fuse Specifications:

  • Voltage Rating: 15V to 20V depending on model
  • Max Operating Current: 9.0 Amps
  • Resistance: 0.006 to 0.039 Ohms (initial maximum)
  • Trip Resistance: 0.012 to 0.072 Ohms at 23°C
  • Hold Current: Up to 8.0 Amps depending on model
  • Time to Trip: Approximately 30 seconds at specified current, temperature 23°C
  • Temperature Range: -40°C to +85°C operating and storage
  • Vibration Resistance: MIL-STD-883C, no change
  • Reel Packaging: Tape and Reel available; bulk packaging also standard
  • Agency Certification: UL, CSA, TUV recognized, RoHS compliant
  • Dimensions: Lengths vary from about 19.9 mm to 37.0 mm; diameters around 5.2 mm to 6.9 mm
  • Approvals: UL File Number 174545
  • Environmental Durability: Humidity aging and passive aging tests passed

Buy the Bourns Series MF-LR Protective Fuse: MFLR190

Secure your electronic systems with the Bourns Series MF-LR190 Protective Fuse, designed for low resistance and high-current protection. These axial leaded resettable fuses operate up to 9 amps, providing quick trip times of around 30 seconds to prevent circuit damage. Their compact size and RoHS compliance make them ideal for consumer electronics, batteries, and industrial applications. Available in tape and reel or bulk packaging, buy online now and enhance your product’s safety and reliability with trusted circuit protection components from Bourns.

Order your Bourns Series MF-LR190 axial leaded fuse today and ensure reliable circuit protection for your electronic devices with low resistance and fast trip response.

Frequently Asked Questions

Where can I buy Bourns MFLR190?

You can click on the BUY or RFQ button to purchase MFLR190 from an authorized Bourns distributor.

How do I troubleshoot issues or seek technical support for part MFLR190?

You can download the MFLR190 datasheet or visit the Bourns website for support.

Who is the manufacturer of MFLR190?

Bourns

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