TT Electronics/IRC

GUS-QS8A-03-2942-DB

GUS-QS8A-03-2942-DB Description

The GUS-QS8A-03-2942-DB 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 29.4KΩ resistance value with a 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, it offers a 0.75W (3/4W) total power rating and 0.1W per resistor, making it suitable for high-density PCB designs. The gull-wing termination and 0.64mm terminal pitch facilitate reliable soldering in automated assembly processes.

GUS-QS8A-03-2942-DB Features

• Precision Thin Film Technology: Delivers high accuracy (±0.5%) and low TCR (±25ppm/°C) for stable operation.
• Robust Power Handling: Supports 0.75W total power (0.1W per resistor) with a 100V maximum voltage rating.
• Compact & Durable: QSOP package (4.9mm x 6.02mm x 1.47mm) with isolated resistors, ideal for space-constrained designs.
• Automation-Friendly: Gull-wing leads and 0.64mm pitch ensure compatibility with SMT processes.
• Wide Temperature Range: Operates reliably from -55°C to +125°C (derated above 70°C).

GUS-QS8A-03-2942-DB Applications

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

• Signal Conditioning: Voltage dividers, feedback networks in op-amp circuits.
• Industrial Electronics: PLCs, sensor interfaces, and test equipment requiring low drift.
• Medical Devices: High-reliability systems where stability is critical.
• Telecom & Networking: Line termination, impedance matching in high-speed PCBs.
• Automotive (Non-Automotive Grade): Infotainment or control modules (though not PPAP-certified).

Conclusion of GUS-QS8A-03-2942-DB

The GUS-QS8A-03-2942-DB combines precision, power efficiency, and compactness, making it a superior choice for engineers needing reliable resistor networks in high-performance applications. Its thin-film construction, tight tolerance, and robust packaging provide a competitive edge over thicker-film or less stable alternatives. While not automotive-grade, it remains ideal for industrial, medical, and telecom systems where accuracy and thermal stability are paramount.