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KOA Speer Corporation

KOA KOA Corporation is a Japanese electronic passive components supplier founded in 1940 in Tokyo and is based in Ina, Nagano, in the Nagano Prefecture.
KOA is one of the largest manufacturers of SMD resistors worldwide. The range of products covers Low Temperature Co-Fired Ceramic (LTCC), Resistors, Temperature Sensors, Inductors, Fuses and Varistors.

Featured Products

  • TLR2BP 1.5W 1206 Current Sense Resistors

    TLR2BP 1.5W 1206 Current Sense Resistors

    AEC-Q200 qualified, features 1.5W power rating in 1206 package with superior corrosion resistance.
  • UR73V High Temp Current Sense Chip Resistors

    UR73V High Temp Current Sense Chip Resistors

    1206 thick film current detecting resistors with low resistance and high accuracy.
  • KOA Speer SLN3 Molded Current Sense Resistor

    KOA Speer SLN3 Molded Current Sense Resistor

    Molded resin resistor with excellent dimensional accuracy, shock resistance and mountability.
  • SL Series Molded Current Sense Resistors

    SL Series Molded Current Sense Resistors

    AEC-Q200 qualified for automotive applications.
  • PSI Series Power Shunt Resistors

    PSI Series Power Shunt Resistors

    3W power rating allows smooth current flow ideal for large current detecting.
  • PSE Series Power Shunt Resistors

    PSE Series Power Shunt Resistors

    Offer smooth current flow ideal for large current detecting.
  • RK73H-RT AEC-Q200 Thick Film Chip Resistor

    RK73H-RT AEC-Q200 Thick Film Chip Resistor

    Made with a sulfur-proof electrode material, features precision tolerances of 0.5% and 1.0%, a resistance range of 10Ω ~ 10MΩ and is AEC-Q200 qualified.
  • TLR Series Current Sense Resistors

    TLR Series Current Sense Resistors

    Feature filletless products with high reliability and performance and low resistance.
  • SG73 Series Surge Current Thick Film Resistors

    SG73 Series Surge Current Thick Film Resistors

    Superior to RK73B/RK73H series in surge dielectric withstanding voltage.
  • HV73 Flat Chip Resistors

    HV73 Flat Chip Resistors

    Flat chip resistors for high voltage.