TT Electronics/IRC

GUS-QS8A-02-6490-CB

GUS-QS8A-02-6490-CB Description

The GUS-QS8A-02-6490-CB from TT Electronics/IRC is a high-precision 8-resistor thin-film network designed for demanding surface-mount applications. Encased in a 16-pin QSOP package with gull-wing terminations, this isolated resistor array offers a 649Ω resistance per element with an ultra-tight ±0.25% tolerance and a low ±50ppm/°C temperature coefficient. Rated for 0.75W (3/4W) total power (0.1W per resistor), it operates reliably across a wide temperature range of -70°C to +125°C, with a maximum voltage rating of 100V. Its compact dimensions (4.9mm x 6.02mm x 1.47mm) and 0.64mm terminal pitch make it ideal for space-constrained PCB designs.

GUS-QS8A-02-6490-CB Features

• Precision Thin-Film Technology: Delivers stable performance with low noise and high accuracy (±0.25%).
• Isolated Circuit Design (ISOL): Each resistor operates independently, enhancing flexibility in circuit design.
• High Power Density: 0.75W total power in a miniature QSOP package, outperforming standard arrays.
• Extended Temperature Range: Derated power operation up to 125°C ensures reliability in harsh environments.
• Robust Construction: Gull-wing leads provide mechanical stability for automated SMD assembly.
• Non-Automotive (PPAP No): Optimized for industrial, medical, and instrumentation applications.

GUS-QS8A-02-6490-CB Applications

• Precision Analog Circuits: Voltage dividers, feedback networks, and sensor interfaces requiring tight tolerance.
• Medical Equipment: Patient monitoring systems where low drift and accuracy are critical.
• Test & Measurement: Calibration tools and high-resolution data acquisition systems.
• Industrial Controls: PLCs and process instrumentation demanding stable performance under thermal stress.
• Communications Infrastructure: RF matching networks and signal conditioning in base stations.

Conclusion of GUS-QS8A-02-6490-CB

The GUS-QS8A-02-6490-CB stands out for its combination of precision, power efficiency, and compactness, making it a superior choice for high-reliability applications. Its isolated thin-film design and wide operational range cater to industries where accuracy and thermal stability are paramount. While not RoHS-compliant, its performance in medical, industrial, and test systems justifies its niche dominance. Engineers seeking a low-drift, high-density resistor network will find this model exceptionally versatile.