TT Electronics/IRC

GUS-QS0B-03-3091-GD

GUS-QS0B-03-3091-GD Description

The GUS-QS0B-03-3091-GD from TT Electronics/IRC is a high-precision thin-film resistor network designed for demanding surface-mount applications. This 19-resistor array features a 3.09KΩ resistance value per resistor with a tight 2% tolerance and a low ±25ppm/°C temperature coefficient, ensuring stable performance across a wide 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-03-3091-GD Features

• Precision Thin Film: Delivers high accuracy (±2%) and low TCR (±25ppm/°C) for stable operation in thermal environments.
• Compact QSOP Package: Measures 8.66mm (L) × 6.02mm (D) × 1.47mm (H), ideal for space-constrained designs.
• Robust Power Handling: 1W total power dissipation (0.05W per resistor) with derating up to 125°C.
• Automotive-Grade Alternatives: While not PPAP or automotive-qualified, its performance aligns with industrial-grade requirements.
• Gull-Wing SMD Termination: Ensures reliable soldering and mechanical stability in high-vibration applications.
• Non-RoHS Compliant: Suitable for legacy or exempted applications requiring leaded components.

GUS-QS0B-03-3091-GD Applications

This resistor network excels in:

• Analog Signal Conditioning: Precision voltage dividers and feedback networks in instrumentation.
• Medical Electronics: Stable resistance for sensor interfaces and diagnostic equipment.
• Industrial Control Systems: Durable performance in PLCs, motor drives, and power supplies.
• Telecommunications: Impedance matching and filtering in RF modules.
• Legacy Equipment Maintenance: Replacement for obsolete through-hole networks in SMD-compatible designs.

Conclusion of GUS-QS0B-03-3091-GD

The GUS-QS0B-03-3091-GD combines thin-film precision, compact form factor, and industrial-grade robustness, making it a versatile choice for applications demanding tight tolerance and thermal stability. Its QSOP package and gull-wing terminals simplify assembly, while the non-RoHS compliance caters to niche requirements. Engineers will appreciate its balance of performance and reliability in critical circuits.