TT Electronics/IRC

GUS-QS8A-03-8870-BA

GUS-QS8A-03-8870-BA Description

The GUS-QS8A-03-8870-BA from TT Electronics/IRC is a high-precision thin-film resistor network designed for demanding applications requiring tight tolerance and stable performance. This 8-resistor isolated network features a 887Ω resistance value per resistor with an ultra-tight 0.1% tolerance and a low ±25ppm/°C temperature coefficient, ensuring minimal drift across its operating range. Encased in a 16-pin QSOP (QSOP-16) package, it offers a compact 4.9mm × 6.02mm footprint with a 1.47mm profile, making it ideal for space-constrained PCB designs. The gull-wing termination ensures reliable surface-mount assembly, while the 100V maximum voltage rating and 0.75W (3/4W) total power rating (0.1W per resistor) provide robust performance in precision analog and digital circuits.

GUS-QS8A-03-8870-BA Features

• High Precision: 0.1% tolerance and ±25ppm/°C TCR for stable performance in temperature-varying environments.
• Isolated Design: 8 independent resistors (ISOL circuit designator) enable flexible circuit configurations.
• Robust Construction: Thin-film technology ensures low noise and high reliability.
• Compact Form Factor: QSOP-16 package (4.9mm × 6.02mm × 1.47mm) with 0.64mm terminal pitch for high-density layouts.
• Wide Operating Range: -70°C to +125°C derated power range, with a 125°C maximum operating temperature.
• Surface-Mount Ready: Gull-wing leads for secure SMD assembly and automated PCB placement.

GUS-QS8A-03-8870-BA Applications

This resistor network excels in precision applications such as:

• Analog Signal Conditioning: Voltage dividers, feedback networks, and sensor interfaces in industrial control systems.
• Medical Electronics: High-accuracy instrumentation where minimal drift is critical.
• Test & Measurement Equipment: Calibration circuits and reference voltage networks.
• Automotive & Aerospace (non-automotive grade): Avionics and communication systems requiring stable resistance under thermal stress.
• Data Acquisition Systems: ADC/DAC reference networks and signal scaling circuits.

Conclusion of GUS-QS8A-03-8870-BA

The GUS-QS8A-03-8870-BA stands out for its combination of precision, compactness, and isolation, making it a superior choice for engineers designing high-reliability circuits. Its thin-film construction, tight tolerance, and low TCR ensure consistent performance in critical applications, while the QSOP package optimizes board space. Though not PPAP or automotive-qualified, it is ideal for industrial, medical, and instrumentation use where accuracy and thermal stability are paramount. Packaged in tubes for automated handling, it streamlines manufacturing workflows while delivering exceptional electrical characteristics.