TT Electronics/IRC

GUS-QS8A-03-1581-GB

GUS-QS8A-03-1581-GB Description

The GUS-QS8A-03-1581-GB from TT Electronics/IRC is a high-performance thin-film resistor network designed for precision applications. This 16-pin QSOP surface-mount device features 8 isolated resistors, each with a 1.58KΩ resistance and a tight 2% tolerance. With a ±25ppm/°C temperature coefficient, it ensures stable performance across a wide operating temperature range of 70°C to 125°C. The network delivers a total power rating of 0.75W (3/4W) and 0.1W (1/10W) per resistor, making it suitable for demanding circuits. Its gull-wing termination and compact 4.9mm x 6.02mm x 1.47mm footprint enable efficient PCB integration.

GUS-QS8A-03-1581-GB Features

• Precision Thin Film Technology: Offers low noise and high stability for sensitive analog/digital circuits.
• Isolated Resistors (ISOL): Each of the 8 resistors operates independently, enhancing design flexibility.
• High Power Handling: 0.75W total dissipation (0.1W per resistor) outperforms similar networks in its class.
• Wide Temperature Range: Reliable operation from 70°C to 125°C with derated power capabilities.
• Robust Construction: QSOP package with gull-wing leads ensures mechanical durability and solderability.
• Low TCR (±25ppm/°C): Minimizes resistance drift under thermal stress.
• 100V Maximum Voltage Rating: Suitable for moderate-voltage applications.

GUS-QS8A-03-1581-GB Applications

This resistor network is ideal for:

• Signal Conditioning Circuits: Precision voltage dividers, feedback networks in op-amps.
• Industrial Control Systems: PLCs, sensor interfaces requiring stable resistance values.
• Medical Electronics: Patient monitoring equipment where accuracy is critical.
• Automotive Electronics (non-AECQ): Infotainment systems, dashboard controls (note: not PPAP/Automotive-rated).
• Test & Measurement Equipment: Calibration tools, multimeter circuits.

Conclusion of GUS-QS8A-03-1581-GB

The GUS-QS8A-03-1581-GB excels in precision, power efficiency, and thermal stability, making it a superior choice for isolated resistor networks. Its thin-film technology, combined with a compact QSOP package, addresses space-constrained designs without compromising performance. While not RoHS-compliant or automotive-grade, it remains a cost-effective solution for industrial, medical, and instrumentation applications demanding high reliability. Engineers will appreciate its balance of tight tolerances, low TCR, and robust power handling in critical circuits.