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Bourns CMFRL500 Telecom Resettable Fuse

Bourns CMF-RL50-0 is a resettable fuse specifically engineered for telecom customer premise equipment (CPE) and central office (CO) applications. This fuse provides overcurrent protection and aids in compliance with industry standards like ITU-T K.20/21/45 and Telcordia GR-1089-CORE. It features radial leads, a narrow resistance tolerance, and is RoHS compliant. The fuse's resettable nature allows for recovery after an overcurrent event, minimizing downtime and improving system reliability. Available in various resistance and tolerance options to suit diverse circuit protection needs.

Authorized Distributors
Source:Newark
Part No:CMF-RL50-0
Stock:537
Inv Date:05-28-2026
Price: Unit price: $0.751
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Source:DigiKey
Part No:CMF-RL50-0
Stock:4153
Inv Date:05-28-2026
Price: Unit price: $0.85
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Part No:CMF-RL50-0
Stock:3348
Inv Date:05-29-2026
Price: Unit price: $0.71
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Part No:CMF-RL50-0
Stock:0
Inv Date:05-28-2026
Price: Unit price: $0.85
Buy/RFQ:
Part No:CMF-RL50-0
Stock:9200
Inv Date:05-28-2026
Price: Unit price: $0.2787
Buy/RFQ:
Part No:CMF-RL50-0
Stock:9200
Inv Date:05-28-2026
Price: Unit price: $0.2787
Buy/RFQ:

Bourns CMFRL500 Telecom Resettable Fuse Specifications:

  • Induction Voltage Withstand: 600 VAC
  • Rated Voltage: 220 Volts
  • Rated Resistance RN: 50 Ohms
  • Resistance Tolerance: ±20 %
  • Packaging Resistance Matching: ± 0.5 Ohms @ 25°C
  • Hold Current: 0.065 Amps @ 25°C
  • Trip Current: 0.150 Amps @ 25°C
  • Imax @ 220 VAC: 3 Amps @ 25°C
  • Time to Trip @ Imax / 220 VAC: ≤0.15 Seconds @ 25°C
  • Operating Temperature Range: -40°C to +125 °C
  • Material: Sn/Cu
  • Style: 1
  • Packaging: 600 pcs. per tray

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Frequently Asked Questions

Where can I buy Bourns CMFRL500?

You can click on the BUY or RFQ button to purchase CMFRL500 from an authorized Bourns distributor.

How do I troubleshoot issues or seek technical support for part CMFRL500?

You can download the CMFRL500 datasheet or visit the Bourns website for support.

Who is the manufacturer of CMFRL500?

Bourns

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