TT Electronics/IRC

GUS-QS0B-02-4991-DC

GUS-QS0B-02-4991-DC Description

The GUS-QS0B-02-4991-DC from TT Electronics/IRC is a high-precision thin-film resistor network designed for demanding surface-mount applications. This 19-resistor array features a 4.99KΩ resistance value per resistor with a tight 0.5% tolerance and a low ±50ppm/°C temperature coefficient, ensuring stable performance across a wide operating temperature range of 70°C to 125°C. Housed in a 20-pin QSOP package with gull-wing terminations, it offers a compact footprint (8.66mm x 6.02mm x 1.47mm) and a 1W total power rating (0.05W per resistor). Its 100V maximum voltage rating and thin-film technology make it ideal for precision analog and digital circuits.

GUS-QS0B-02-4991-DC Features

• High Precision: 0.5% tolerance and ±50ppm/°C TCR for stable performance in temperature-varying environments.
• Robust Construction: Thin-film technology ensures low noise and high reliability.
• Compact Design: QSOP package (20-pin) with 0.64mm terminal pitch saves board space.
• Wide Operating Range: -70°C to +125°C derated power range, suitable for industrial environments.
• Surface-Mount Ready: Gull-wing terminations simplify automated assembly.
• High Voltage Handling: 100V maximum rating for versatile applications.

GUS-QS0B-02-4991-DC Applications

• Precision Analog Circuits: Voltage dividers, feedback networks, and sensor conditioning.
• Digital Systems: Pull-up/pull-down resistor arrays for buses (e.g., I²C, SPI).
• Industrial Electronics: Process control, instrumentation, and test equipment.
• Automotive (Non-Automotive Rated): Prototyping or non-safety-critical systems.
• Power Management: Current sensing and load balancing in compact designs.

Conclusion of GUS-QS0B-02-4991-DC

The GUS-QS0B-02-4991-DC excels in applications requiring high precision, compactness, and thermal stability. Its thin-film construction, tight tolerances, and robust package make it a superior choice over thicker-film or less stable alternatives. While not PPAP or automotive-rated, it is ideal for industrial, telecom, and high-reliability consumer electronics where consistent performance is critical. Packaged in tubes for easy handling, this resistor network balances performance and practicality for modern SMD designs.