TT Electronics/IRC

GUS-QS8A-03-4750-GB

GUS-QS8A-03-4750-GB Description

The GUS-QS8A-03-4750-GB from TT Electronics/IRC is a high-performance thin-film resistor network designed for precision applications in surface-mount PCB assemblies. This 8-resistor isolated network features a 475Ω resistance value per resistor with a tight 2% tolerance and an ultra-stable ±25ppm/°C temperature coefficient, ensuring reliable performance across a wide temperature range of 70°C to 125°C. Packaged in a 16-pin QSOP (Quarter-Small Outline Package) with gull-wing terminations, it offers excellent solderability and mechanical stability in automated assembly processes. The device supports a maximum voltage rating of 100V and delivers a total power dissipation of 0.75W (3/4W), with 0.1W (1/10W) per resistor, making it suitable for power-sensitive designs.

GUS-QS8A-03-4750-GB Features

• Precision Thin-Film Technology: Ensures low noise, high stability, and tight resistance matching.
• Isolated Resistor Configuration (ISOL): Each resistor operates independently, enhancing design flexibility.
• Compact & Robust QSOP Package: Measures just 4.9mm (L) × 6.02mm (D) × 1.47mm (H), ideal for space-constrained applications.
• High Power Handling: 0.75W total power rating with derated performance up to 125°C.
• Automation-Friendly Gull Wing Terminations: Ensures reliable solder joints in high-speed SMT processes.
• Wide Operating Voltage (100V max): Suitable for industrial and instrumentation circuits.
• Non-Automotive & Non-PPAP Compliant: Optimized for general-purpose and commercial electronics.

GUS-QS8A-03-4750-GB Applications

This resistor network excels in precision analog and digital circuits, including:

• Signal Conditioning & Voltage Division in sensor interfaces and data acquisition systems.
• Impedance Matching & Termination for high-speed communication lines (e.g., LVDS, USB).
• Feedback Networks in op-amp and ADC/DAC circuits requiring stable resistance ratios.
• Medical & Test Equipment: Where low drift and high accuracy are critical.
• Industrial Control Systems: PLCs, motor drives, and power management modules.

Conclusion of GUS-QS8A-03-4750-GB

The GUS-QS8A-03-4750-GB combines high precision, compact form factor, and robust power handling, making it a superior choice for engineers designing reliable, high-density electronics. Its thin-film isolation, tight tolerance, and low TCR outperform conventional thick-film networks, particularly in temperature-variable environments. While not suited for automotive use, it is an excellent fit for industrial, medical, and communication systems demanding long-term stability and repeatability. Packaged in tubes for automated handling, it streamlines manufacturing efficiency without compromising performance.