TT Electronics/IRC

GUS-QS8A-02-42R2-GC

GUS-QS8A-02-42R2-GC Description

The GUS-QS8A-02-42R2-GC is a high-performance 8-resistor isolated network from TT Electronics/IRC, designed for precision applications in surface-mount circuits. This thin-film resistor network offers a 42.2Ω resistance per element with a tight 2% tolerance and a low ±50ppm/°C temperature coefficient, ensuring stable performance across a wide temperature range (70°C to 125°C). Packaged in a 16-pin QSOP with gull-wing terminations, it features a compact footprint (4.9mm x 6.02mm x 1.47mm) and a 0.64mm terminal pitch, making it ideal for space-constrained designs. With a 0.1W power rating per resistor and a total power dissipation of 0.75W, it balances efficiency and reliability in demanding environments.

GUS-QS8A-02-42R2-GC Features

• Isolated Circuit Design (ISOL): Each resistor operates independently, reducing crosstalk and improving signal integrity.
• Thin-Film Technology: Delivers superior accuracy, low noise, and long-term stability compared to thick-film alternatives.
• High Power Handling: 0.75W total power rating (0.1W per resistor) supports robust performance in power-sensitive applications.
• Wide Voltage Range: 100V maximum rating accommodates diverse circuit requirements.
• Compact QSOP Package: Space-saving 16-pin gull-wing SMD design with a 1.63mm seated height for high-density PCB layouts.
• Extended Temperature Range: Operates reliably from -55°C to +125°C (derated power up to 125°C).

GUS-QS8A-02-42R2-GC Applications

This resistor network excels in:

• Precision Analog Circuits: Voltage dividers, feedback networks, and sensor interfaces requiring tight tolerance and low TCR.
• Industrial Electronics: PLCs, motor controls, and instrumentation where isolation and thermal stability are critical.
• Telecommunications: Signal conditioning and impedance matching in high-frequency RF modules.
• Medical Devices: Patient monitoring systems and diagnostic equipment demanding consistent performance.
• Automotive (Non-Automotive Rated): Prototyping or non-safety-critical automotive subsystems.

Conclusion of GUS-QS8A-02-42R2-GC

The GUS-QS8A-02-42R2-GC stands out for its precision, isolation, and power efficiency, making it a top choice for engineers prioritizing reliability in compact designs. Its thin-film construction, low TCR, and high voltage tolerance make it superior to generic resistor networks, particularly in industrial, medical, and telecom applications. While not PPAP or automotive-rated, its performance metrics align with rigorous commercial and industrial standards. Packaged in tubes for easy handling, it’s a versatile solution for high-density SMT assemblies.