TT Electronics/IRC

GUS-QS8B-03-1741-B

GUS-QS8B-03-1741-B Description

The GUS-QS8B-03-1741-B from TT Electronics/IRC is a high-precision thin-film resistor network designed for demanding surface-mount applications. This 16-pin QSOP package integrates 15 resistors, each with a 1.74KΩ resistance value and an ultra-tight 0.1% tolerance, ensuring exceptional accuracy in signal conditioning and voltage division circuits. With a ±25ppm/°C temperature coefficient, it delivers stable performance across a wide operating range of -70°C to +125°C, making it suitable for environments with fluctuating thermal conditions. The 0.75W (3/4W) total power rating (0.05W per resistor) and 100V maximum voltage rating provide robust handling of moderate power loads while maintaining reliability.

GUS-QS8B-03-1741-B Features

• Precision Thin Film Technology: Ensures low noise, high stability, and minimal drift over time.
• Compact QSOP Package: Measures 4.9mm (L) × 6.02mm (D) × 1.47mm (H) with gull-wing terminations for secure PCB mounting.
• High Power Density: 0.75W total dissipation in a small footprint, ideal for space-constrained designs.
• Wide Temperature Range: Operates reliably from -70°C to +125°C, outperforming standard commercial-grade networks.
• Automotive-Grade Alternatives: While not PPAP or Automotive-qualified, its 125°C maximum temperature suits industrial and instrumentation use.
• Non-RoHS Compliant: For applications exempt from RoHS restrictions.

GUS-QS8B-03-1741-B Applications

This resistor network excels in:

• Precision Analog Circuits: Voltage dividers, feedback networks, and sensor calibration in test/measurement equipment.
• Medical Electronics: Patient monitoring systems requiring stable, low-drift resistance values.
• Industrial Control Systems: PLCs, motor drives, and power supplies where temperature stability is critical.
• Aerospace & Defense: Avionics and communication systems needing high reliability under thermal stress.
• Legacy Equipment Maintenance: Replacement for obsolete networks in non-RoHS-compliant systems.

Conclusion of GUS-QS8B-03-1741-B

The GUS-QS8B-03-1741-B stands out for its combination of precision, power handling, and compactness, making it a versatile choice for engineers prioritizing accuracy and thermal resilience. Its thin-film construction and tight tolerance reduce the need for manual calibration, while the QSOP package simplifies high-density PCB layouts. Though not suited for automotive applications, it is a robust solution for industrial, medical, and aerospace designs where performance under extreme conditions is paramount. For legacy or RoHS-exempt projects, this network offers a reliable, long-term solution with proven durability.