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Bourns 0.05 A 220V Radial Lead Resettable Fuse CMF-RL55A-0

Category Resettable Fuse Brand BOURNS Condition New

Specifications

Country of Origin China
Voltage 220V
Brand Bourns
Height 13mm
Length 7.5mm
Model CMF-RL55A-0
Width 5.6mm
Series CMF-RL
Maximum Operating Temperature 60°C
Minimum Operating Temperature -40°C
Trip Current 100mA
Standards/Approvals RoHS
Time to Trip 0.1s
Hold Current 0.05A
Minimum Resistance 44Ω
Maximum Resistance 66Ω
Lead Orientation Radial

Key Features

  • Automatically resets itself thousands of times, ensuring maintenance-free operation.
  • Small radial leaded design allows easy PCB mounting without fuseholder.
  • Rapid transition from low resistance to high resistance during overload or short circuits.
  • Compliant with RoHS standards and UL, CSA, TUV approvals for quality assurance.
  • Designed for use in security systems, power supplies, automotive, medical devices, and telecommunications.
  • Operates reliably within temperature range of -40°C to 60°C.
  • Features narrow resistance tolerance with minimum resistance of 44 Ω and maximum resistance of 66 Ω.
  • Compact size measuring 7.5 mm length, 5.6 mm width, and 13 mm height.

Product Description

Bourns CMF-RL55A-0 resettable fuse is a reliable Radial Lead fuse engineered for protection in electrical and electronic circuits. With a hold current of 0.05 A and a voltage rating of 220V, it acts as a secondary overcurrent protection device in customer premise equipment, central office, and access equipment.

This fuse series offers automatic reset capability thousands of times without requiring maintenance, thanks to rapid switching from a low resistance state to a high resistance state under overload or short circuit conditions. The compact, small-size radial lead package requires no fuseholder, simplifying installation on printed circuit boards.

The fuse operates effectively within a temperature span of -40°C to 60°C, maintaining narrow resistance tolerance (44Ω to 66Ω) to ensure precise and consistent protection. It is RoHS compliant and carries approvals from UL, CSA, and TUV, guaranteeing quality and safety for diverse industrial and commercial applications.

Typical applications include security systems, power supplies and transformers, automotive and medical equipment, instrumentation, control systems, computers, audio-visual devices, and telecommunications equipment.

Automatically resets without replacement, saving maintenance time and costs. Compact radial lead construction facilitates ease of integration on PCBs. Wide operating temperature range ensures performance in various environments.

Meets international standards and safety approvals for industrial use. Provides secondary overcurrent protection in sensitive electronic devices.

This Bourns resettable fuse is designed to enhance circuit protection reliability while reducing downtime, making it a preferred choice for engineers and manufacturers in electrical automation, telecommunications, and instrumentation sectors.

Explore more quality Resettable Fuses and circuit protection devices under the Electronics & Electricals category on EnvMart for dependable and efficient industrial solutions.

Bourns 0.05 A 220V Radial Lead Resettable Fuse CMF-RL55A-0
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