TT Electronics/IRC

GUS-QS8A-02-8871-FB

GUS-QS8A-02-8871-FB Description

The GUS-QS8A-02-8871-FB is a high-precision 8-resistor thin film network from TT Electronics/IRC, designed for demanding surface-mount applications. It features an 8.87KΩ resistance value per resistor with a tight 1% tolerance and a low ±50ppm/°C temperature coefficient, ensuring stable performance across a wide operating temperature range of -70°C to +125°C. Housed in a compact 16-pin QSOP package with gull-wing terminations, this isolated (ISOL) resistor network offers a 0.75W (3/4W) total power rating (0.1W per resistor) and a 100V maximum voltage rating, making it suitable for high-density PCB designs.

GUS-QS8A-02-8871-FB Features

• Thin Film Technology: Delivers superior accuracy, low noise, and long-term stability compared to thick-film alternatives.
• High Power Density: 0.75W total power in a miniature 4.9mm × 6.02mm × 1.47mm (L×D×H) QSOP package, ideal for space-constrained applications.
• Precision Performance: 1% tolerance and ±50ppm/°C TCR ensure reliable signal conditioning and voltage division.
• Robust Construction: Isolated (ISOL) design prevents crosstalk between resistors, critical for precision analog circuits.
• Wide Temperature Range: Operates reliably from -70°C to +125°C, suitable for industrial and automotive environments (though not PPAP/automotive-qualified).
• Surface-Mount Gull Wing Terminations: Ensures secure PCB attachment and compatibility with automated assembly processes.

GUS-QS8A-02-8871-FB Applications

This resistor network excels in:

• Precision Analog Circuits: Voltage dividers, feedback networks, and sensor interfaces where stability and accuracy are critical.
• Signal Conditioning: ADC/DAC reference networks, amplifier gain setting, and filter networks.
• Industrial Electronics: Process control systems, test equipment, and instrumentation requiring high-temperature operation.
• Communication Systems: RF matching networks and impedance correction in compact modules.
• Medical Devices: Low-noise, high-reliability circuits for diagnostic equipment.

Conclusion of GUS-QS8A-02-8871-FB

The GUS-QS8A-02-8871-FB combines thin-film precision, high power handling, and compact form factor, making it a standout choice for engineers designing high-performance electronic systems. Its isolated resistor configuration, wide temperature range, and low TCR address challenges in analog signal processing, while its QSOP package ensures compatibility with modern SMT workflows. While not automotive-grade, its robustness suits industrial, medical, and telecom applications where reliability and accuracy are paramount.