TT Electronics/IRC

GUS-QS8A-02-2490-JB

GUS-QS8A-02-2490-JB Description

The GUS-QS8A-02-2490-JB from TT Electronics/IRC is a high-performance thin-film resistor network designed for precision applications in surface-mount technology. This 16-pin QSOP package features 8 isolated resistors, each with a 249Ω resistance value and a 5% tolerance, ensuring reliable performance in demanding circuits. With a 0.75W (3/4W) total power rating and 0.1W per resistor, it delivers robust power handling while maintaining stability across a wide temperature range of 70°C to 125°C. The device operates at a maximum voltage rating of 100V and offers a low temperature coefficient of ±50ppm/°C, minimizing resistance drift under thermal stress. Its gull-wing termination and 0.64mm terminal pitch facilitate easy PCB integration, making it ideal for automated assembly processes.

GUS-QS8A-02-2490-JB Features

• Thin-Film Technology: Delivers superior accuracy, stability, and low noise compared to thick-film alternatives.
• Isolated Resistors (ISOL): Each of the 8 resistors operates independently, enhancing design flexibility in complex circuits.
• High Power Density: 0.75W total power rating in a compact 4.9mm (L) x 6.02mm (D) x 1.47mm (H) footprint.
• Wide Temperature Range: Reliable performance from -55°C to +125°C, suitable for industrial and automotive environments (though not PPAP/Automotive certified).
• Precision Tolerance: 5% tolerance and ±50ppm/°C TCR ensure consistent performance in precision analog and digital systems.
• Robust Construction: QSOP package with gull-wing leads provides mechanical durability and excellent solderability.

GUS-QS8A-02-2490-JB Applications

This resistor network excels in applications requiring high-density, precision resistance with minimal drift:

• Signal Conditioning Circuits: Ideal for op-amp gain networks, voltage dividers, and feedback loops.
• Industrial Control Systems: Suitable for PLCs, sensor interfaces, and instrumentation due to its stability under thermal stress.
• Communication Equipment: Used in RF matching networks and filtering circuits where consistent impedance is critical.
• Medical Electronics: Reliable for patient monitoring devices and diagnostic equipment requiring low-noise performance.
• Test & Measurement: Precision calibration and reference circuits benefit from its tight TCR and tolerance.

Conclusion of GUS-QS8A-02-2490-JB

The GUS-QS8A-02-2490-JB stands out as a high-reliability, space-efficient resistor network for engineers prioritizing precision, power handling, and thermal stability. Its thin-film construction, isolated resistors, and compact QSOP package make it a superior choice over bulkier or less stable alternatives. While not RoHS-compliant or automotive-grade, it remains a top-tier solution for industrial, medical, and communication systems where accuracy and durability are paramount. For designs demanding repeatable performance in harsh environments, this model delivers exceptional value.