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RXEF040 72V 400mA Tyco Raychem PPTC Resettable Fuse

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Description

The RXEF040 is a Polymeric Positive Temperature Coefficient (PPTC) resettable fuse from Tyco Raychem, providing effective overcurrent protection for applications requiring up to 72V DC. With a hold current of 400mA, this fuse offers a reliable and resettable solution to protect sensitive circuits from overcurrent and short-circuit faults.

Features

  • Resettable Protection: Automatically resets after fault conditions are removed.
  • High Voltage Capability: Designed for circuits up to 72V DC.
  • Compact Design: Radial lead configuration for through-hole mounting.
  • Robust Performance: Withstands multiple trip and reset cycles.
  • Quick Response: Rapid activation during fault conditions.
  • Certified for Safety: UL and CSA approvals for trusted operation.

Specifications

  • Type: PPTC Resettable Fuse
  • Voltage Rating: 72V DC
  • Hold Current (I_hold): 400mA (Continuous current without tripping)
  • Trip Current (I_trip): 800mA (Current at which it trips)
  • Maximum Fault Current (I_max): 40A
  • Initial Resistance (Râ‚€): 1.3 ohms (Typical)
  • Post-Trip Resistance (Râ‚œ): 3.4 ohms (Typical after tripping)
  • Power Dissipation (P_d): 0.8W
  • Operating Temperature Range: -40°C to +85°C
  • Form Factor: Radial lead, through-hole mount
  • Certifications: UL recognized, CSA certified

Note

* Product Images are shown for illustrative purposes only and may differ from actual product

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