TT Electronics/IRC

GUS-QS8A-03-3091-DB

GUS-QS8A-03-3091-DB Description

The GUS-QS8A-03-3091-DB from TT Electronics/IRC is a high-precision thin-film resistor network designed for demanding electronic applications. This 8-resistor isolated network features a 3.09KΩ resistance value with an ultra-tight 0.5% tolerance and a low ±25ppm/°C temperature coefficient, ensuring stable performance across a wide temperature range of 70°C to 125°C. Packaged in a 16-pin QSOP with gull-wing SMD termination, it offers a compact footprint (4.9mm length × 6.02mm depth × 1.47mm height) and a 0.64mm terminal pitch, making it ideal for space-constrained PCB designs. With a 0.75W (3/4W) total power rating (0.1W per resistor) and a 100V maximum voltage rating, this component is engineered for reliability in precision circuits.

GUS-QS8A-03-3091-DB Features

• High Precision: 0.5% tolerance and ±25ppm/°C TCR for stable performance in critical applications.
• Robust Construction: Thin-film technology ensures low noise and high accuracy.
• Compact Design: QSOP package (4.9mm × 6.02mm × 1.47mm) with 16 gull-wing terminals for high-density layouts.
• Wide Operating Range: -55°C to +125°C (derated power up to 125°C) for harsh environments.
• Isolated Configuration: 8 independent resistors (ISOL circuit designator) for flexible circuit design.
• High Voltage Tolerance: 100V maximum rating for industrial and instrumentation use.

GUS-QS8A-03-3091-DB Applications

This resistor network excels in:

• Precision analog circuits (e.g., DACs, ADCs, voltage dividers).
• Medical instrumentation requiring low drift and high accuracy.
• Industrial control systems where temperature stability is critical.
• Telecommunications equipment (e.g., signal conditioning, impedance matching).
• Automotive test/measurement systems (note: not automotive-grade per PPAP).

Conclusion of GUS-QS8A-03-3091-DB

The GUS-QS8A-03-3091-DB stands out for its combination of precision, compactness, and thermal stability, making it a superior choice for high-reliability applications. While not PPAP or automotive-qualified, its thin-film technology, isolated design, and tight tolerances make it ideal for industrial, medical, and telecom systems where accuracy and space efficiency are paramount. Its tube packaging ensures safe handling and storage for automated assembly processes.