TT Electronics/IRC

GUS-QS0B-03-9311-DB

GUS-QS0B-03-9311-DB Description

The GUS-QS0B-03-9311-DB 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 9.31KΩ resistance value and a tight 0.5% tolerance, ensuring exceptional accuracy in circuit designs. With a ±25ppm/°C temperature coefficient, it delivers stable performance across a wide temperature range of 70°C to 125°C (derated) and up to 125°C maximum operating temperature. The 1W total power rating (0.05W per resistor) and 100V maximum voltage rating make it suitable for high-reliability applications.

GUS-QS0B-03-9311-DB Features

• Precision Thin Film Technology: Ensures low noise, high stability, and tight tolerance (±0.5%).
• Robust Construction: QSOP package with gull-wing termination for secure surface mounting (6.02mm x 8.66mm footprint, 1.47mm height).
• High Power Handling: 1W total dissipation (0.05W per resistor) with derating up to 125°C.
• Wide Operating Range: Stable performance from 70°C to 125°C (derated) and ±25ppm/°C TCR.
• Automotive & Industrial Grade: Though not PPAP or Automotive certified, its reliability suits industrial controls, test equipment, and precision analog circuits.
• Convenient Packaging: Supplied in tubes for automated assembly processes.

GUS-QS0B-03-9311-DB Applications

• Analog Signal Conditioning: Ideal for DAC/ADC reference networks, voltage dividers, and sensor interfaces.
• Medical & Test Equipment: High accuracy and stability critical in diagnostic devices and calibration tools.
• Industrial Automation: Used in PLCs, motor drives, and power management systems requiring tight tolerance networks.
• Communications Infrastructure: Suitable for RF matching networks and filter circuits due to low parasitic effects.

Conclusion of GUS-QS0B-03-9311-DB

The GUS-QS0B-03-9311-DB stands out for its precision, power efficiency, and compact form factor, making it a superior choice for engineers prioritizing accuracy and reliability in space-constrained designs. Its thin-film technology, low TCR, and robust QSOP package offer a competitive edge over thicker-film or less stable alternatives. While not automotive-grade, its performance aligns with industrial and medical applications where consistent resistance values are critical. For high-density PCBs requiring multiple matched resistors, this network simplifies layout and reduces component count.