TT Electronics/IRC

GUS-QS0B-03-1021-BA

GUS-QS0B-03-1021-BA Description

The GUS-QS0B-03-1021-BA from TT Electronics/IRC is a high-precision thin-film resistor network designed for demanding surface-mount applications. This 19-resistor array features a 1.02KΩ resistance value per resistor with an ultra-tight 0.1% tolerance and a low ±25ppm/°C temperature coefficient, ensuring exceptional stability 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 and reliability, making it ideal for precision analog and digital circuits.

GUS-QS0B-03-1021-BA Features

• High Precision: 0.1% tolerance and ±25ppm/°C TCR for stable performance in critical applications.
• Robust Construction: Thin-film technology ensures low noise and long-term reliability.
• Compact Design: 8.66mm × 6.02mm × 1.47mm QSOP package with 0.64mm pitch, saving PCB space.
• Wide Temperature Range: Operates from 70°C to 125°C with derated power handling.
• Automotive-Grade Alternatives: While not automotive-qualified (PPAP: No), its performance suits industrial and instrumentation use.
• Surface-Mount Ready: Gull-wing terminations simplify automated assembly processes.

GUS-QS0B-03-1021-BA Applications

This resistor network excels in:

• Precision Voltage Dividers: Ideal for ADC/DAC reference circuits due to its tight tolerance.
• Medical Electronics: Stable performance in diagnostic equipment and patient monitoring systems.
• Test & Measurement: High accuracy for calibration instruments and signal conditioning.
• Industrial Controls: Reliable operation in PLCs, sensors, and power management systems.
• Communications Infrastructure: Low-noise characteristics suit RF and signal processing modules.

Conclusion of GUS-QS0B-03-1021-BA

The GUS-QS0B-03-1021-BA stands out for its precision, compactness, and thin-film reliability, making it a top choice for engineers designing high-accuracy circuits. While not automotive-compliant, its industrial-grade robustness and low TCR ensure consistent performance in critical environments. Its QSOP package balances space efficiency with ease of assembly, catering to modern SMD workflows. For applications demanding stable resistance values under thermal stress, this network delivers unmatched value.