TT Electronics/IRC

GUS-QS0B-03-3570-GD

GUS-QS0B-03-3570-GD Description

The GUS-QS0B-03-3570-GD from TT Electronics/IRC is a high-precision thin-film resistor network designed for demanding surface-mount applications. This 19-resistor array features a 357Ω resistance value per resistor with a tight 2% tolerance and an ultra-stable ±25ppm/°C temperature coefficient, ensuring reliable 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 stability compared to thick-film alternatives, while the tube packaging ensures safe handling and storage.

GUS-QS0B-03-3570-GD Features

• Precision Thin Film: Delivers low noise and high stability for critical analog/digital circuits.
• Compact QSOP Package: 8.66mm × 6.02mm footprint with 0.64mm terminal pitch, ideal for space-constrained designs.
• Robust Performance: 125°C maximum operating temperature and ±0.1mm height tolerance ensure reliability in harsh environments.
• Automotive-Grade Alternatives: While this model is not PPAP or automotive-qualified, its performance aligns with industrial and telecom applications.
• Non-RoHS Compliant: Suitable for legacy or exempted applications requiring leaded components.

GUS-QS0B-03-3570-GD Applications

This resistor network excels in:

• Signal Conditioning: Precision voltage dividers and feedback networks in data acquisition systems.
• Industrial Controls: Stable resistance paths in PLC modules and sensor interfaces.
• Telecom Infrastructure: Impedance matching and termination for high-frequency communication PCBs.
• Medical Devices: Low-drift circuits in diagnostic equipment, where long-term accuracy is critical.
• Legacy Electronics: Repair or replacement of non-RoHS compliant systems.

Conclusion of GUS-QS0B-03-3570-GD

The GUS-QS0B-03-3570-GD combines thin-film precision, compact packaging, and industrial-grade robustness, making it a standout choice for engineers prioritizing stability and space efficiency. Its 357Ω array with 2% tolerance and ±25ppm/°C TCR ensures consistent performance in precision analog circuits, while the QSOP gull-wing design simplifies automated assembly. While not suited for automotive use, it remains a cost-effective solution for industrial, medical, and telecom applications requiring reliable resistor networks.