TT Electronics/IRC

GUS-QS8A-03-1371-CA

GUS-QS8A-03-1371-CA Description

The GUS-QS8A-03-1371-CA from TT Electronics/IRC is a high-precision 8-resistor thin film network designed for demanding surface-mount applications. Encased in a compact 16-pin QSOP package with gull wing terminations, this device offers a 1.37KΩ resistance per resistor with an ultra-tight ±0.25% tolerance and a low ±25ppm/°C temperature coefficient. Its 0.75W (3/4W) total power rating and 0.1W per resistor derate linearly from 70°C to 125°C, ensuring reliable performance in thermally challenging environments. The 100V maximum voltage rating and thin film technology provide excellent stability and low noise, making it ideal for precision analog and digital circuits.

GUS-QS8A-03-1371-CA Features

• High Precision: ±0.25% tolerance and ±25ppm/°C TCR for critical signal conditioning.
• Robust Construction: QSOP package (4.9mm x 6.02mm x 1.47mm) with ±0.1mm length/height tolerances for consistent PCB fit.
• Thermal Resilience: Operates up to 125°C with derated power handling.
• Isolated Design (ISOL): Each resistor is electrically isolated, enabling flexible circuit configurations.
• Thin Film Technology: Delivers superior accuracy, stability, and low parasitic effects vs. thick film alternatives.
• Automotive-Grade Alternatives: While not automotive-qualified (PPAP: No), its performance parallels higher-tier industrial components.

GUS-QS8A-03-1371-CA Applications

This resistor network excels in:

• Precision Voltage Dividers: High tolerance and stability suit ADC/DAC reference circuits.
• Medical Instrumentation: Low noise and thermal reliability for sensitive measurement systems.
• Industrial Control Systems: Isolated resistors prevent cross-talk in multi-channel designs.
• Telecom Hardware: Compact footprint and gull wing terminations align with high-density PCBs.
• Test & Measurement Equipment: Consistent performance under varying thermal loads.

Conclusion of GUS-QS8A-03-1371-CA

The GUS-QS8A-03-1371-CA stands out for its precision, thermal robustness, and isolated thin film design, offering engineers a reliable solution for high-accuracy applications. While not RoHS-compliant or automotive-rated, its tight tolerances, low TCR, and derated power handling make it a superior choice for industrial, medical, and telecom systems where signal integrity is paramount. Packaged in tubes for automated assembly, it balances performance with manufacturability.