TT Electronics/IRC

GUS-QS0B-03-8662-FA

GUS-QS0B-03-8662-FA Description

The GUS-QS0B-03-8662-FA from TT Electronics/IRC is a high-precision thin-film resistor network designed for demanding surface-mount applications. This 19-resistor array features a 86.6KΩ resistance value per element with a tight 1% 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 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 reliability compared to thick-film alternatives, while the tube packaging ensures safe handling and storage.

GUS-QS0B-03-8662-FA Features

• Precision Thin Film: Delivers ±1% tolerance and ±25ppm/°C TCR for stable, low-drift performance.
• High-Density Design: QSOP package (8.66mm x 6.02mm x 1.47mm) with 0.64mm pitch enables space-efficient layouts.
• Robust Power Handling: 1W total dissipation (0.05W per resistor) at 125°C max operating temperature.
• Wide Voltage Range: Supports up to 100V, ideal for industrial and instrumentation applications.
• Automotive-Grade Alternatives: While this variant is not PPAP or automotive-qualified, TT Electronics offers similar compliant models for harsh environments.
• Non-RoHS: Suitable for legacy or exempted applications requiring leaded components.

GUS-QS0B-03-8662-FA Applications

• Analog Signal Conditioning: Precision voltage dividers in data acquisition systems.
• Medical Electronics: Stable resistance networks for patient monitoring equipment.
• Industrial Controls: PLC modules and sensor interfaces requiring low TCR.
• Test & Measurement: Calibration circuits and high-accuracy instrumentation.
• Aerospace & Defense: Non-RoHS compliance allows use in exempted military systems.

Conclusion of GUS-QS0B-03-8662-FA

The GUS-QS0B-03-8662-FA excels in applications demanding precision, compactness, and thermal stability. Its thin-film construction, tight tolerances, and high power density make it a superior choice over thicker-film networks in critical circuits. While not suited for automotive use, it remains a cost-effective solution for industrial, medical, and aerospace designs where accuracy and reliability are paramount. Engineers will appreciate its balance of performance and miniaturization in space-constrained PCBs.