TT Electronics/IRC

GUS-QS0B-03-3741-DB

GUS-QS0B-03-3741-DB Description

The GUS-QS0B-03-3741-DB from TT Electronics/IRC is a high-precision thin-film resistor network designed for demanding surface-mount applications. This 19-resistor array features a 3.74KΩ resistance value per resistor with an ultra-tight 0.5% 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 precision analog and digital circuits.

GUS-QS0B-03-3741-DB Features

• High Precision: 0.5% tolerance and ±25ppm/°C TCR for minimal drift in critical applications.
• Robust Construction: Thin-film technology ensures reliability and low noise.
• Compact Form Factor: 8.66mm × 6.02mm × 1.47mm (L×D×H) with ±0.1mm dimensional tolerances for high-density PCB layouts.
• Wide Temperature Range: Operates from 70°C to 125°C with derated power handling.
• Automotive-Grade Alternatives: While not automotive-qualified, its performance suits industrial and instrumentation use.
• Easy Integration: Gull-wing SMD terminations with 0.64mm pitch for straightforward assembly.

GUS-QS0B-03-3741-DB Applications

• Precision Voltage Dividers: Ideal for ADC/DAC reference circuits due to low TCR and tight tolerance.
• Medical Electronics: Stable performance in patient monitoring equipment.
• Test & Measurement: High-accuracy signal conditioning in oscilloscopes and multimeters.
• Industrial Control Systems: Reliable operation in PLCs and sensor interfaces.
• Communications Equipment: Low-noise resistor networks for RF and baseband circuits.

Conclusion of GUS-QS0B-03-3741-DB

The GUS-QS0B-03-3741-DB excels in applications requiring precision, stability, and compactness. Its thin-film construction, tight tolerances, and robust thermal performance make it a superior choice over thicker-film or less stable alternatives. While not PPAP or automotive-qualified, it is well-suited for industrial, medical, and high-end consumer electronics where accuracy and reliability are paramount. Packaged in a protective tube, it ensures safe handling and storage for SMT production lines.