TT Electronics/IRC

GUS-QS0B-03-3000-FB

GUS-QS0B-03-3000-FB Description

The GUS-QS0B-03-3000-FB from TT Electronics/IRC is a high-performance thin-film resistor network designed for precision applications in surface-mount PCB assemblies. This 19-resistor array features a 300Ω resistance value per resistor 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 maximum voltage rating of 100V. Its thin-film technology provides superior accuracy, low noise, and excellent long-term stability compared to thick-film alternatives.

GUS-QS0B-03-3000-FB Features

• Precision Thin Film: Delivers high accuracy (±1%) and low TCR (±25ppm/°C) for critical circuits.
• Compact QSOP Package: Measures 8.66mm (L) × 6.02mm (D) × 1.47mm (H), ideal for space-constrained designs.
• Robust Power Handling: 1W total dissipation (0.05W per resistor) with derating up to 125°C.
• Automated Assembly Friendly: Gull-wing terminations and 0.64mm pitch ensure reliable SMD placement.
• BUS Circuit Design: Optimized for bus termination, voltage division, and pull-up/down applications.
• Non-Automotive Grade: Suitable for industrial, telecom, and instrumentation use (PPAP not required).

GUS-QS0B-03-3000-FB Applications

This resistor network excels in:

• Signal Conditioning: Precision voltage dividers and feedback networks in analog circuits.
• Bus Termination: Impedance matching for high-speed digital lines (e.g., DDR, PCIe).
• Portable Electronics: Low-profile, high-density PCBs in medical devices or IoT sensors.
• Test & Measurement Equipment: Stable reference resistors for calibration systems.
• Power Management: Current sensing and load balancing in DC-DC converters.

Conclusion of GUS-QS0B-03-3000-FB

The GUS-QS0B-03-3000-FB combines thin-film precision, compact packaging, and high power density, making it a superior choice for engineers requiring reliable resistor networks in demanding environments. Its low TCR, tight tolerance, and BUS-oriented design cater to applications where signal integrity and thermal stability are critical. While not RoHS-compliant, it remains a cost-effective solution for industrial and telecom systems where lead-free compliance is optional.