TT Electronics/IRC

GUS-QS0B-02-3902-CA

GUS-QS0B-02-3902-CA Description

The GUS-QS0B-02-3902-CA from TT Electronics/IRC is a high-precision thin-film resistor network designed for demanding surface-mount applications. This 20-pin QSOP-packaged device integrates 19 resistors, each with a 39KΩ 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 range of -55°C to +125°C, derated up to 125°C. The network delivers a total power rating of 1W (0.05W per resistor), supporting robust operation in compact designs. Its gull-wing termination and 0.64mm pitch facilitate reliable PCB mounting, while the 1.47mm low-profile height suits space-constrained applications.

GUS-QS0B-02-3902-CA Features

• Precision Thin Film Technology: Delivers low noise and high stability for critical analog circuits.
• High-Density Integration: 19 resistors in a compact 8.66mm × 6.02mm QSOP package, optimizing board space.
• Superior Thermal Performance: Rated for 125°C continuous operation with derated power up to 70–125°C.
• Low TCR (±50ppm/°C): Minimizes resistance drift under thermal stress.
• Automotive-Grade Robustness: Though not PPAP-certified, its 100V maximum voltage rating and 0.25% tolerance suit industrial and instrumentation use.
• Non-RoHS Compliant: Ideal for legacy or specialized systems requiring leaded components.

GUS-QS0B-02-3902-CA Applications

This resistor network excels in:

• Precision Voltage Dividers: For ADC/DAC reference circuits in test equipment.
• Medical Electronics: Patient monitoring systems requiring stable signal paths.
• Industrial Control Systems: PLCs and sensor interfaces where temperature stability is critical.
• Aerospace & Defense: Avionics and communication hardware needing high reliability.
• Legacy Equipment Maintenance: Replacement for obsolete networks in military or telecom infrastructure.

Conclusion of GUS-QS0B-02-3902-CA

The GUS-QS0B-02-3902-CA stands out for its combination of precision, power handling, and compactness, making it a top choice for engineers designing high-reliability systems. Its thin-film construction and tight tolerances address challenges in noise-sensitive environments, while the QSOP package ensures compatibility with automated assembly processes. For applications demanding long-term stability under thermal cycling or space-efficient resistor arrays, this model offers a compelling balance of performance and durability.