TT Electronics/IRC

GUS-QS0B-02-3902-CB

GUS-QS0B-02-3902-CB Description

The GUS-QS0B-02-3902-CB from TT Electronics/IRC is a high-precision thin-film resistor network designed for demanding surface-mount applications. This 19-resistor array features a 39K Ohm resistance value per element with an ultra-tight 0.25% tolerance and a low ±50ppm/°C temperature coefficient, ensuring 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 supports 100V maximum voltage. Its thin-film technology provides superior accuracy and reliability compared to thick-film alternatives, making it ideal for precision analog and digital circuits.

GUS-QS0B-02-3902-CB Features

• High Precision: 0.25% tolerance and ±50ppm/°C TCR for critical signal conditioning.
• Robust Construction: Thin-film technology ensures long-term stability and low noise.
• Compact Design: 8.66mm x 6.02mm x 1.47mm QSOP package saves PCB space.
• Wide Temperature Range: Operates from 70°C to 125°C with derated power.
• Automated Assembly Friendly: Gull-wing terminations and 0.64mm pitch enable high-speed SMT placement.
• High Voltage Handling: 100V rating per resistor for industrial applications.
• Non-Automotive: Suitable for industrial, medical, and instrumentation use (PPAP not required).

GUS-QS0B-02-3902-CB Applications

This resistor network excels in precision applications such as:

• Analog Signal Processing: Voltage dividers, DAC/ADC reference circuits.
• Medical Electronics: Patient monitoring equipment, diagnostic devices.
• Test & Measurement: Calibration systems, sensor interfaces.
• Industrial Controls: PLCs, motor drives, and power management.
• Communications: RF matching networks, filter tuning.

Conclusion of GUS-QS0B-02-3902-CB

The GUS-QS0B-02-3902-CB combines high accuracy, thermal stability, and compact form factor, making it a superior choice for engineers designing precision electronics. Its thin-film construction and QSOP packaging provide a competitive edge over bulkier or less stable alternatives, particularly in space-constrained or thermally challenging environments. While not RoHS-compliant, its performance metrics cater to specialized industrial and medical markets where reliability is paramount.