TT Electronics/IRC

GUS-QS8A-00-21R5-GF

GUS-QS8A-00-21R5-GF Description

The GUS-QS8A-00-21R5-GF from TT Electronics/IRC is a high-performance 8-resistor isolated thin-film network designed for precision applications. Encased in a 16-pin QSOP package with gull-wing SMD termination, it offers a 21.5Ω resistance per resistor with a tight 2% tolerance and a low ±250ppm/°C temperature coefficient. Rated for 0.1W (1/10W) per resistor and 0.75W (3/4W) total power dissipation, it operates reliably across a wide temperature range of 70°C to 125°C, with a maximum operating temperature of 125°C. 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-00-21R5-GF Features

• Isolated Circuit Design (ISOL): Each resistor operates independently, enhancing flexibility in circuit design.
• Thin-Film Technology: Delivers superior stability, low noise, and high precision compared to thick-film alternatives.
• High Power Handling: 0.75W total power rating ensures robustness in demanding applications.
• Wide Voltage Range: Supports up to 100V maximum voltage, suitable for industrial and automotive environments (though not PPAP/automotive certified).
• Compact QSOP Package: Optimized for high-density surface-mount assemblies with gull-wing leads for reliable solder joints.
• Extended Temperature Range: Performs reliably from 70°C to 125°C, ideal for harsh operating conditions.

GUS-QS8A-00-21R5-GF Applications

This resistor network excels in:

• Precision Analog Circuits: Voltage dividers, feedback networks, and sensor conditioning where tight tolerances are critical.
• Industrial Control Systems: PLCs, motor drives, and power supplies requiring stable performance under thermal stress.
• Test & Measurement Equipment: Calibration circuits and signal processing due to low TCR and high accuracy.
• Medical Electronics: Isolated signal paths in diagnostic devices where reliability is paramount.
• Telecommunications: RF and baseband applications benefiting from thin-film noise immunity.

Conclusion of GUS-QS8A-00-21R5-GF

The GUS-QS8A-00-21R5-GF stands out for its precision, power efficiency, and compact form factor, making it a versatile choice for engineers designing high-reliability systems. While not automotive-grade, its isolated thin-film construction and wide operational range cater to industrial, medical, and telecom applications where accuracy and thermal stability are non-negotiable. Its QSOP packaging ensures compatibility with automated assembly processes, reducing manufacturing complexity. For designs demanding low TCR, high power density, and isolation, this network delivers exceptional value.