TT Electronics/IRC

GUS-QS0B-02-3901-CA

GUS-QS0B-02-3901-CA Description

The GUS-QS0B-02-3901-CA from TT Electronics/IRC is a high-precision thin-film resistor network designed for demanding surface-mount applications. This 20-pin QSOP package integrates 19 resistors, each with a 3.9KΩ resistance value and an ultra-tight 0.25% tolerance, ensuring exceptional accuracy in signal conditioning and voltage division circuits. With a ±50ppm/°C temperature coefficient, it maintains stable performance across a wide operating temperature range of 70°C to 125°C. The device offers a total power rating of 1W (0.05W per resistor) and supports a maximum voltage rating of 100V, making it suitable for high-reliability applications. Its gull-wing termination and compact 8.66mm x 6.02mm x 1.47mm footprint enable seamless integration into space-constrained PCB designs.

GUS-QS0B-02-3901-CA Features

• Precision Thin Film Technology: Delivers low noise and high stability for sensitive analog circuits.
• High-Density Integration: 19 resistors in a compact QSOP package reduce board space and assembly complexity.
• Superior Thermal Performance: Rated for 125°C maximum operating temperature with derated power up to 125°C.
• Strict Tolerances: ±0.25% resistance tolerance and ±50ppm/°C TCR ensure consistent performance in precision applications.
• Robust Construction: Gull-wing leads provide mechanical stability and reliable solder joints for surface mounting.
• Non-Automotive Grade: Ideal for industrial, medical, and instrumentation use where PPAP compliance is not required.

GUS-QS0B-02-3901-CA Applications

• Precision Voltage Dividers: Critical in ADC/DAC reference circuits and sensor signal conditioning.
• Medical Electronics: Used in patient monitoring systems where accuracy and thermal stability are paramount.
• Test & Measurement Equipment: Ensures repeatability in high-accuracy multimeters and calibration devices.
• Industrial Control Systems: Reliable performance in PLCs and process control modules exposed to elevated temperatures.
• Communications Infrastructure: Suitable for RF matching networks and base station signal processing.

Conclusion of GUS-QS0B-02-3901-CA

The GUS-QS0B-02-3901-CA stands out for its combination of precision, power handling, and compactness, making it a top choice for engineers designing high-performance electronic systems. Its thin-film technology, tight tolerances, and robust thermal characteristics address the needs of applications requiring long-term reliability under harsh conditions. While not RoHS-compliant, its non-automotive designation allows flexibility in industrial and medical markets where regulatory constraints differ. For designs demanding high-density resistor networks with minimal drift, this model offers a compelling balance of performance and practicality.