TT Electronics/IRC

GUS-QS0B-02-4531-DC

GUS-QS0B-02-4531-DC Description

The GUS-QS0B-02-4531-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 4.53KΩ 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 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, making it ideal for precision analog and digital circuits.

GUS-QS0B-02-4531-DC Features

• Precision Thin Film: Delivers ±0.5% tolerance and ±50ppm/°C TCR for high-accuracy applications.
• Robust Construction: QSOP package (8.66mm x 6.02mm x 1.47mm) with gull-wing terminations for reliable SMT assembly.
• Wide Temperature Range: Operates from 70°C to 125°C with derated power, suitable for industrial environments.
• High Power Handling: 1W total power dissipation (0.05W per resistor) and 100V max voltage rating.
• 19-Resistor Network: BUS circuit designator simplifies PCB layout in multi-channel systems.
• Non-Automotive, Non-PPAP: Optimized for commercial and industrial use.

GUS-QS0B-02-4531-DC Applications

This resistor network excels in:

• Precision Voltage Dividers: Critical in ADC/DAC reference circuits and sensor signal conditioning.
• Medical Instrumentation: High-stability requirements in patient monitoring and diagnostic equipment.
• Test & Measurement: Calibration systems and precision analog front-ends.
• Industrial Control Systems: PLCs, motor drives, and power management where temperature stability is key.
• Communication Hardware: RF matching networks and impedance control in high-frequency PCBs.

Conclusion of GUS-QS0B-02-4531-DC

The GUS-QS0B-02-4531-DC stands out for its thin-film precision, compact QSOP footprint, and robust electrical performance. Its low TCR, tight tolerance, and high power rating make it a superior choice over thicker-film or less stable alternatives. While not RoHS-compliant, it remains a go-to solution for engineers prioritizing accuracy and reliability in commercial and industrial electronics. Ideal for space-constrained designs requiring repeatable performance under thermal stress.