TT Electronics/IRC

GUS-QS8A-03-4751-CA

GUS-QS8A-03-4751-CA Description

The GUS-QS8A-03-4751-CA from TT Electronics/IRC is a high-precision thin-film resistor network designed for demanding surface-mount applications. This 8-resistor isolated network features a 4.75KΩ resistance value with an ultra-tight ±0.25% 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 16-pin QSOP package with gull-wing terminations, it offers a 0.75W (3/4W) total power rating (0.1W per resistor) and a 100V maximum voltage rating, making it suitable for precision analog and digital circuits.

GUS-QS8A-03-4751-CA Features

• High Precision: ±0.25% tolerance and ±25ppm/°C TCR for critical signal conditioning.
• Robust Construction: Thin-film technology ensures long-term reliability and low noise.
• Space-Saving Design: Compact 4.9mm (L) × 6.02mm (D) × 1.47mm (H) QSOP package with 0.64mm terminal pitch.
• Isolated Configuration: Eight independent resistors (ISOL circuit designator) for flexible circuit design.
• Wide Temperature Range: Derated power operation up to 125°C, ideal for industrial and automotive environments (though not PPAP or Automotive qualified).
• Surface-Mount Ready: Gull-wing terminations for reliable PCB mounting.

GUS-QS8A-03-4751-CA Applications

This resistor network excels in:

• Precision voltage dividers and sensor signal conditioning in test/measurement equipment.
• Analog-to-digital converters (ADCs) and digital-to-analog converters (DACs) requiring matched resistances.
• Medical instrumentation where stability and accuracy are critical.
• Industrial control systems operating in harsh thermal environments.
• Communication infrastructure (e.g., RF amplifiers, filters) demanding low drift.

Conclusion of GUS-QS8A-03-4751-CA

The GUS-QS8A-03-4751-CA combines high precision, thermal stability, and compactness, making it a superior choice for engineers designing precision electronics. Its isolated thin-film resistors, tight tolerances, and robust QSOP package address challenges in signal integrity and space-constrained layouts. While not automotive-qualified, its performance suits industrial, medical, and telecom applications where reliability and accuracy are paramount. Packaged in tubes for automated assembly, it streamlines high-volume production.