TT Electronics/IRC

GUS-QS0B-03-2491-DA

GUS-QS0B-03-2491-DA Description

The GUS-QS0B-03-2491-DA from TT Electronics/IRC is a high-precision thin-film resistor network designed for demanding surface-mount applications. This 19-resistor array features a 2.49KΩ resistance value per resistor with a tight 0.5% tolerance and a low ±25ppm/°C temperature coefficient, ensuring stable performance across a wide operating temperature range of 70°C to 125°C. Housed in a compact 20-pin QSOP package with gull-wing terminations, it offers a 1W total power rating (0.05W per resistor) and a 100V maximum voltage rating, making it suitable for high-density PCB designs. The thin-film technology provides superior accuracy and reliability compared to thick-film alternatives, while the tube packaging ensures safe handling and storage.

GUS-QS0B-03-2491-DA Features

• Precision Performance: 0.5% tolerance and ±25ppm/°C TCR for stable operation in precision circuits.
• Robust Construction: Thin-film technology ensures low noise, high stability, and long-term reliability.
• Compact Design: 8.66mm × 6.02mm × 1.47mm QSOP package with 0.64mm pitch, ideal for space-constrained applications.
• High Power Handling: 1W total power dissipation (0.05W per resistor) at derated temperatures up to 125°C.
• Automotive-Grade Alternatives: While not automotive-rated, its performance suits industrial and instrumentation use.
• Easy Integration: Gull-wing terminations simplify automated SMD assembly processes.

GUS-QS0B-03-2491-DA Applications

This resistor network excels in:

• Precision Analog Circuits: Voltage dividers, feedback networks, and sensor conditioning in test equipment.
• Signal Processing: DAC/ADC reference networks, gain-setting applications, and filter circuits.
• Industrial Electronics: PLCs, power supplies, and control systems requiring stable resistance values.
• Medical Devices: Low-noise, high-accuracy signal paths in diagnostic equipment.
• Communications: RF and baseband circuitry where minimal drift is critical.

Conclusion of GUS-QS0B-03-2491-DA

The GUS-QS0B-03-2491-DA combines precision, compactness, and reliability, making it a standout choice for engineers designing high-performance electronic systems. Its thin-film technology, tight tolerances, and robust power handling address challenges in industrial, medical, and communication applications. While not PPAP or automotive-qualified, its performance metrics align with rigorous commercial and industrial standards, offering a cost-effective solution for precision resistor networks.