TT Electronics/IRC

GUS-QS8A-03-8660-CA

GUS-QS8A-03-8660-CA Description

The GUS-QS8A-03-8660-CA is a high-precision, thin-film resistor network manufactured by TT Electronics/IRC, designed for demanding surface-mount applications. This 8-resistor isolated network features a 866Ω resistance value per resistor with an ultra-tight 0.25% 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 terminations, it offers a 0.75W (3/4W) total power rating (0.1W per resistor) and a 100V maximum voltage rating, making it suitable for high-reliability circuits.

GUS-QS8A-03-8660-CA Features

• Precision Thin Film Technology: Delivers excellent stability, low noise, and high accuracy (±25ppm/°C).
• Isolated Circuit Design (ISOL): Each resistor operates independently, ideal for signal isolation or voltage division.
• Robust Construction: QSOP package (4.9mm x 6.02mm x 1.47mm) with ±0.1mm length/height tolerances ensures mechanical reliability.
• Wide Operating Range: Rated for -55°C to +125°C, with derated power up to 125°C.
• High Power Density: 0.75W total dissipation in a miniature footprint, outperforming similar networks in space-constrained designs.
• Non-Automotive, Non-PPAP: Optimized for industrial, telecom, and instrumentation applications.

GUS-QS8A-03-8660-CA Applications

• Precision Analog Circuits: Voltage dividers, feedback networks, and DAC/ADC interfaces.
• Test & Measurement Equipment: High-accuracy signal conditioning and calibration.
• Medical Electronics: Isolated sensor interfaces and patient monitoring systems.
• Industrial Controls: PLCs, motor drives, and power supply feedback loops.
• Telecom Infrastructure: RF matching networks and base station signal processing.

Conclusion of GUS-QS8A-03-8660-CA

The GUS-QS8A-03-8660-CA excels in applications requiring precision, thermal stability, and compactness. Its isolated thin-film resistors, combined with a high power rating and tight tolerances, make it a superior choice over standard thick-film networks. While not RoHS-compliant, its performance in harsh environments and critical circuits justifies its use in professional electronics. Ideal for engineers prioritizing accuracy, reliability, and space efficiency in industrial and telecom designs.