TT Electronics/IRC

GUS-QS8A-03-7681-DA

GUS-QS8A-03-7681-DA Description

The GUS-QS8A-03-7681-DA from TT Electronics/IRC is a high-precision thin-film resistor network designed for demanding surface-mount applications. This 8-resistor isolated network features a 7.68KΩ resistance value per resistor 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. Housed in a compact 16-pin QSOP package with gull-wing termination, it offers a 0.75W (3/4W) total power rating and 0.1W per resistor, making it suitable for high-density PCB designs. The 100V maximum voltage rating and thin-film technology provide excellent reliability for precision analog and digital circuits.

GUS-QS8A-03-7681-DA Features

• High Precision: ±0.5% tolerance and ±25ppm/°C TCR for stable performance.
• Robust Construction: Thin-film technology ensures low noise and high stability.
• Compact Design: 4.9mm (L) x 6.02mm (D) x 1.47mm (H) QSOP package with 0.64mm pitch.
• Isolated Configuration: Eight independent resistors (ISOL circuit designator) for flexible circuit design.
• Wide Operating Range: -55°C to +125°C with derated power up to 125°C.
• Surface-Mount Ready: Gull-wing terminals for reliable SMT assembly.

GUS-QS8A-03-7681-DA Applications

This resistor network is ideal for:

• Precision voltage dividers in instrumentation and test equipment.
• Signal conditioning in industrial automation and control systems.
• Analog-to-digital converters (ADCs) and digital-to-analog converters (DACs) requiring matched resistances.
• Medical electronics where low drift and high accuracy are critical.
• Telecommunications infrastructure for impedance matching and termination.

Conclusion of GUS-QS8A-03-7681-DA

The GUS-QS8A-03-7681-DA stands out for its exceptional precision, compact footprint, and isolated resistor configuration, making it a superior choice for high-reliability applications. Its thin-film technology, low TCR, and high power density cater to advanced electronics requiring stable performance under varying thermal conditions. While not RoHS-compliant, its rugged design and automotive-grade alternatives (if available) further enhance its versatility. Engineers seeking a high-performance, space-saving resistor network will find this model optimally balanced for critical analog and mixed-signal designs.