MOF Fusible Metal Film Resistors

MOF Fusible Metal Film Resistors
MOF / MOFS

MOF Fusible Metal Film Resistors

Functions as a normal resistor in operation, then fuses quickly when a prescribed overcurrent flows, protecting the circuit. Flame-proof coating ensures safe opening without ignition — essential for power input protection.

Rated Power
1/4W ~ 2W
Resistance Range
0.05Ω ~ 1.0KΩ
Tolerance
±2% / ±5% / ±10% (G·J·K)
Operating Temp.
-55℃ ~ +155℃
T.C.R
±350 ppm/℃

Features

  • Quick open at excessive overload
  • Safe, flame-free opening (flame-proof coating)
  • Fuses within 60s at 16× rated power

General Specifications

Type Rated Wattage Dielectric Withstanding V. Resistance Range Tolerance
MOF 1/4W0.25W250V0.05Ω~470Ω±2% ±5% ±10%
MOFS 1W1W350V0.05Ω~1.0KΩ±2% ±5% ±10%
MOF 1W · MOFS 2W1W / 2W500V0.05Ω~1.0KΩ±2% ±5% ±10%
MOF 2W2W500V0.05Ω~1.0KΩ±2% ±5% ±10%

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