TT Electronics/IRC

GUS-QS0B-03-6490-FC

GUS-QS0B-03-6490-FC Description

The GUS-QS0B-03-6490-FC 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 649Ω resistance value and a tight 1% tolerance, ensuring consistent performance in precision circuits. With a ±25ppm/°C temperature coefficient, it delivers excellent stability across a wide operating temperature range of 70°C to 125°C. The network supports a maximum voltage rating of 100V and offers a total power rating of 1W (0.05W per resistor), making it suitable for power-sensitive designs. Its gull-wing termination and 0.64mm terminal pitch facilitate reliable PCB mounting in space-constrained environments.

GUS-QS0B-03-6490-FC Features

• High Precision: 1% tolerance and ±25ppm/°C TCR for stable performance in varying conditions.
• Robust Construction: Thin-film technology ensures low noise and high reliability.
• Compact Design: 8.66mm × 6.02mm × 1.47mm QSOP package with 20 gull-wing terminals for dense PCB layouts.
• Wide Temperature Range: Operates from 70°C to 125°C with derated power handling.
• Versatile Power Handling: 1W total power dissipation (0.05W per resistor) balances performance and thermal management.
• Automation-Friendly: Supplied in tube packaging for efficient pick-and-place assembly.

GUS-QS0B-03-6490-FC Applications

• Signal Conditioning: Ideal for precision voltage dividers and feedback networks in analog circuits.
• Medical Electronics: Suitable for diagnostic equipment requiring stable resistance under thermal stress.
• Industrial Controls: Used in PLCs, sensor interfaces, and motor drivers due to its high voltage tolerance.
• Test & Measurement: Ensures accuracy in calibration tools and data acquisition systems.
• Communications: Supports impedance matching and filtering in RF modules and base stations.

Conclusion of GUS-QS0B-03-6490-FC

The GUS-QS0B-03-6490-FC stands out for its precision, compactness, and thermal resilience, making it a superior choice for engineers designing high-reliability systems. Its thin-film technology and robust QSOP package offer a competitive edge over thicker-film or less stable alternatives. While not automotive-grade or RoHS-compliant, it excels in industrial, medical, and communication applications where consistent performance and space efficiency are critical. For designs requiring a high-density resistor network with low TCR, this model delivers exceptional value.