KOA Speer

Passive Components > KOA

KOA Speer Corporation

KOAKOA Speer excels in producing an extensive range of surface mount passive components that are designed to enhance the optimal functioning of your circuit designs. Renowned within the industry, KOA Speer Electronics stands as the primary provider of resistors, tantalum capacitors, inductors, and integrated components. KOA’s array of surface mount passive components is engineered to ensure the utmost performance of your circuit designs. Their dedicated engineering teams are actively working on an extensive spectrum of new, compact sizes and integrated packages to accommodate elevated clock speeds and streamlined product dimensions. This encompasses resistors, inductors, EMI/RFI suppressors, MLCC, SMD/SMT components, resistor networks, arrays, as well as thick and thin film resistors. Backed by world-class manufacturing facilities, KOA Speer is well-prepared to accelerate production with new designs, ensuring the shortest lead times to market.

KOA Speer 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.

KOA Speer Product Lines

Discrete Semiconductors

ESD Suppressors / TVS Diodes
Circuit Protection
Circuit Protection Kits
Thermistors
Varistors
Fuses
Passive Components

Capacitors
Resistors
EMI Filters / EMI Suppression
Thermistors – NTC
Ferrites
Thermistors – PTC
Inductors, Chokes & Coils
Varistors
Sensors

Temperature Sensors
Thermal Management
Thermistors

KOA Speer Catalog