Koa

KOA Speer: Advanced Resistor Solutions for Demanding Applications

KOA Speer is a leading provider of high-performance resistors, specializing in components designed for reliability and precision in automotive and industrial applications. Their product lineup addresses critical design challenges with innovative technologies.

Key Resistor Offerings:

• Thin Film High Precision & High Reliability Resistors:

  • Engineered for applications requiring utmost accuracy and stable performance.
  • Series include RN73R, RN73H, and the WN73H wide terminal resistor.
  • Ideal for automotive and industrial sectors.

• Wide Terminal Resistors for Higher Power Ratings:

  • Feature a reverse-geometry design for improved heat dissipation and heat-cycle durability.
  • Achieve higher power ratings than standard resistors of similar dimensions, enabling downsizing and increased board space.

• Anti-Sulfur Resistors (A Leader in Anti-Sulfuration):

  • Protect against sulfuration of resistor electrodes, a common failure mode in high-sulfur environments.
  • Utilize a high sulfuration-proof inner top electrode material and metal glaze thick film.
  • AEC-Q200 tested and pass ASTM-B809 anti-sulfuration testing.
  • Crucial for preventing circuit disconnection due to silver sulfidation.

• Current Sense Resistors for Large Current Detection:

  • Employ metal plate technology for excellent large current detection.
  • Available in a wide range of sizes, power ratings, and resistance values.
  • Designed for controlling current and protecting power supply circuits.

• Surge and Pulse Withstanding Voltage Resistors:

  • The SG73 series of thick film resistors offers robust circuit protection from surge and pulse voltage variations.
  • Includes options for general surge/pulse, precision pulse, endured pulse/surge power, and ESD limiting surge protection.

KOA Speer encourages engineers to learn more about their specific resistor technologies and offers the ability to request samples to validate designs for various global regions. Their focus is on providing reliable solutions that enhance electronic circuit performance and longevity.